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Flat fee Shopify Apps

Discover the best Flat fee apps for your Shopify store in 2026. Compare features, pricing, and reviews to find the perfect solution.

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Build shipping rates, retain customers, increase sales, and protect your margins. Parcelify helps by allowing you to create custom shipping rates for every location, shipping zone, collection, and product you have. If your rates are too high customers may abandon their shopping cart, meanwhile if your rates are too low then you could lose a lot of money! Use Parcelify to drive sales with promotional shipping rates while protecting your margins by charging a fair price for shipping. Parcelify helps by allowing you to create custom shipping rates for every location, shipping zone, collection, and product you have. If your rates are too high customers may abandon their shopping cart, meanwhile if your rates are too low then you could lose a lot of money! Use Parcelify to drive sales with promotional shipping rates while protecting your margins by charging a fair price for shipping. more Create product-based rates with your product tags, vendors, collections and more Universal Shipping - Custom shipping rates for every shop, no CCS required Shipping rate calculator - show customers shipping rates on your cart page Use our interactive UK post code map to build UK shipping rates Rate merging - Build dynamic shipping rates that account for all your products

4.8(Reviews)

Rates, Label & Tracking - UPS, FedEx, Amazon Shipping, USPS, Australia & Canada Post, PostNord, etc. Add multiple carriers & automate shipping for your store. Printing shipping labels directly within Shopify saves time & avoids human error. Carrier-calculated shipping rates at checkout avoid undercharging or overcharging customers. The app marks Shopify orders as fulfilled & sends live tracking notifications to customers. You can use country’s primary postal operators (USPS, Canada Post, Australia Post & PostNord) with global carriers (UPS, FedEx & DHL Express) to increase your customer base. Add multiple carriers & automate shipping for your store. Printing shipping labels directly within Shopify saves time & avoids human error. Carrier-calculated shipping rates at checkout avoid undercharging or overcharging customers. The app marks Shopify orders as fulfilled & sends live tracking notifications to customers. You can use country’s primary postal operators (USPS, Canada Post, Australia Post & PostNord) with global carriers (UPS, FedEx & DHL Express) to increase your customer base. more Automatically select the cheapest carrier & service to ship your orders Pack into carrier flat-rate boxes or use your own packaging for shipping Get tracking dashboard for merchants & live tracking notifications for customers Ship your Indian domestic orders with Blue Dart, Delhivery & XPRESSBEES Support DHL Paket, TNT Express, Parcelforce, Purolator, Sendle, Aramex & Canpar

4.9(Reviews)

Official FedEx Certified shipping app - use your FedEx account, negotiated rates & automate shipping Manage your complete FedEx shipping workflow from Shopify. Print labels and shipping documents in one click, automate international customs paperwork, keep customers updated automatically, and simplify fulfillment without switching between systems. PH Ship Rate & Track for FedEx connects directly to your FedEx account, giving you access to all FedEx shipping services, negotiated rates, and the latest FedEx capabilities while meeting FedEx technical and security standards. Manage your complete FedEx shipping workflow from Shopify. Print labels and shipping documents in one click, automate international customs paperwork, keep customers updated automatically, and simplify fulfillment without switching between systems. PH Ship Rate & Track for FedEx connects directly to your FedEx account, giving you access to all FedEx shipping services, negotiated rates, and the latest FedEx capabilities while meeting FedEx technical and security standards. more Display your FedEx rates, including negotiated discounts, at checkout. Print labels, commercial invoices, BOL & CSB-V in one click from Shopify. Automate international shipping with customs documents and ETD filing. FedEx tracking numbers are added to Shopify orders and shared with customers. FedEx Hold at Location, One Rate, LTL Freight & return labels included.

5.0(Reviews)

A simple A/B testing app for your checkout Shoppers are more likely to buy and buy more often when they know when their order will arrive. This is a simple tool that does just that. You can even A/B different shipping options to see which ones convert your shoppers better. Increase your checkout conversion with PinkyPromise, a simple and lightweight app that adds live arrival times to your checkout's delivery methods and lets you A/B test to answer “which shipping options should I offer my customers, and how much should I charge?" Shoppers are more likely to buy and buy more often when they know when their order will arrive. This is a simple tool that does just that. You can even A/B different shipping options to see which ones convert your shoppers better. Increase your checkout conversion with PinkyPromise, a simple and lightweight app that adds live arrival times to your checkout's delivery methods and lets you A/B test to answer “which shipping options should I offer my customers, and how much should I charge?" more Add live rates to checkout A/B test copy on delivery methods Offer loyalty discounts to returning shoppers

5.0(Reviews)

Connect Australia Post account to your store. Display live rates at checkout & print shipping Labels The Australia Post Rates & Labels app is integrated with Australia Post to provide access to shipping and other services you require. Printing shipping labels & scheduling pickups directly within Shopify saves time and avoids human error. Real-time shipping rates at checkout can help you avoid undercharging or overcharging customers. The app also marks Shopify orders as fulfilled and sends tracking details, so no more "Where’s my package?" queries from customers. The Australia Post Rates & Labels app is integrated with Australia Post to provide access to shipping and other services you require. Printing shipping labels & scheduling pickups directly within Shopify saves time and avoids human error. Real-time shipping rates at checkout can help you avoid undercharging or overcharging customers. The app also marks Shopify orders as fulfilled and sends tracking details, so no more "Where’s my package?" queries from customers. more Get Australia Post-certified shipping app & connect your Australia Post account Display real-time Australia Post shipping rates & delivery estimates at checkout Print Australia Post shipping labels, commercial invoice & packing slips. Mark your orders as fulfilled & send Australia Post tracking info to customers Pack into Australia Post flat rate boxes, satchels (or) your own box.

5.0(Reviews)

Boost Sales & Avoid Lost Revenue from Surprise Shipping Costs with Carrier Calculated Shipping Rates Take control of your local & global shipping rates while reducing cart abandonment by displaying real-time shipping rates! Create flexible delivery rates with calculated shipping rate rules & delivery zones so you can ship your products profitably. Globally available shipping calculator for AUS, UK, NZ, CA, and more supported. Display rates to customers based on post code with flat rates, price per weight/quantity, % of the order price, and more. Requires carrier calculated shipping to use. Take control of your local & global shipping rates while reducing cart abandonment by displaying real-time shipping rates! Create flexible delivery rates with calculated shipping rate rules & delivery zones so you can ship your products profitably. Globally available shipping calculator for AUS, UK, NZ, CA, and more supported. Display rates to customers based on post code with flat rates, price per weight/quantity, % of the order price, and more. Requires carrier calculated shipping to use. more Shipping Rates in the Cart: For countries, regions, neighborhoods, & post codes Calculate Shipping Rates: Based on location, postal code, weight, cart contents Shipping Rate Tiers: Extensive shipping support on a local & global basis Product Groups: Offer unique shipping rates based on specific products Advanced Shipping Rules: Easily test delivery rates across your zones

4.8(Reviews)

Use Posten Bring Checkout to book transport, get shipping labels and set rates in the checkout. Posten Bring AS offers comprehensive logistics solutions. The app showcases B2C & B2B shipping methods, streamlines customer choices with lead time, environmental data, and parcel locker options. The app ensures effortless shipping by offering easy installation, updates, rate adjustments, and direct label printing from Shopify. Available for shipments in Norway, Sweden & Denmark. Works on all Shopify plans; live shipping rates at checkout require 'Advanced', 'Plus' or 'Grow' with CCS enabled. Posten Bring AS offers comprehensive logistics solutions. The app showcases B2C & B2B shipping methods, streamlines customer choices with lead time, environmental data, and parcel locker options. The app ensures effortless shipping by offering easy installation, updates, rate adjustments, and direct label printing from Shopify. Available for shipments in Norway, Sweden & Denmark. Works on all Shopify plans; live shipping rates at checkout require 'Advanced', 'Plus' or 'Grow' with CCS enabled. more Easy to install; we also have a team that can guide you if you have questions. Configure shipping prices & lead time for your web shop in real-time. B2C & B2B: mailbox, pickup point, home/business delivery, groupage, pallet. Get live tracking information in your order list Our developers will ensure that the application is always up to date!

3.3(Reviews)

PostNord by SYNKA+ ser till att skapa upp fraktsedlar, spårningsnummer samt utskrift av fraktsedlar. Denna app ser till att du kan enkelt boka upp en frakt eller flera via gränssnittet i Shopify butiken på dina beställningar. När du bokat en frakt och det skapats i PostNord portalen, så kommer appen se till att visa vilket fraktalternativ som bokats upp och appen ser till att det skapas då automatiskt upp en fraktsedel. När denna fraktsedel skapats upp, så kan man i appen se denna som en PDF. Dessa fraktsedlar triggas också då med spårningsnummer som skickas till kunden automatiskt. Denna app ser till att du kan enkelt boka upp en frakt eller flera via gränssnittet i Shopify butiken på dina beställningar. När du bokat en frakt och det skapats i PostNord portalen, så kommer appen se till att visa vilket fraktalternativ som bokats upp och appen ser till att det skapas då automatiskt upp en fraktsedel. När denna fraktsedel skapats upp, så kan man i appen se denna som en PDF. Dessa fraktsedlar triggas också då med spårningsnummer som skickas till kunden automatiskt. more Få dina fraktsedlar skapta och spårningsnumret automatiskt ut till kund. Stöd för att direkt via appen skapa QR Retur kod för vald försändelse. Automatiskt skapande av CN22/23/Commercial Invoice dokument vid exportfrakt. Stöd för att visa ut Postnords leveransmetoder/ombud vid utcheckning / kassan. Stöd för Shopify Basic kunder att kunna matcha fraktsätt mot Postnord.

4.3(Reviews)

Create Shipment in your Send Direct Business dashboard This app is for you using Postnord's solution Skicka Direct Business (SDB) for your Transport Management, and want to save time on creating the shipping labels. Your delivery methods from Postnord can be exposed on Shopify Checkout page. Or you can use Manual Sync feature to retrieve option to create a shipment inside SDB. With Skicka Direkt Business your company can order shipments and pick-up. This app is for you using Postnord's solution Skicka Direct Business (SDB) for your Transport Management, and want to save time on creating the shipping labels. Your delivery methods from Postnord can be exposed on Shopify Checkout page. Or you can use Manual Sync feature to retrieve option to create a shipment inside SDB. With Skicka Direkt Business your company can order shipments and pick-up. more Show Postnord's delivery methods in Checkout Page Print you shipping labels from within the app or Send Direct Business portal Use automatic sync features or manual features based on your business flow

4.6(Reviews)

QF CSV Shipping Rates designed to import, export, and bulk manage shipping rates using CSV files. It helps merchants manage shipping rates by calculating order weight and applying rate rules based on customer location and shipping zones. Merchants can import and maintain shipping rate configurations using CSV files, making it easier to manage complex or bulk shipping rules. At checkout, customers are shown accurate shipping options based on weight and destination. It helps merchants manage shipping rates by calculating order weight and applying rate rules based on customer location and shipping zones. Merchants can import and maintain shipping rate configurations using CSV files, making it easier to manage complex or bulk shipping rules. At checkout, customers are shown accurate shipping options based on weight and destination. more It is designed to exclusively accept CSV files for uploading. Checks weight range to apply shipping rates based on country zones. The shipping rates is displayed on the checkout page.

0.0(Reviews)

Free shipping discounts tailored to your custom needs. 20+ checkout conditions and more. Turn free shipping into a powerful sales magnet with Advanced Free Shipping. You’re not just giving away a perk—you’re building irresistible buying conditions that push carts over the line. Our flexible rule creator gives you 20+ checkout parameters to mix, match, and stack. Build custom rules where multiple conditions must be met, and choose exactly which shipping rates qualify. No more blanket giveaways—transform free shipping from a blunt discount into a precision profit-boosting tool. Turn free shipping into a powerful sales magnet with Advanced Free Shipping. You’re not just giving away a perk—you’re building irresistible buying conditions that push carts over the line. Our flexible rule creator gives you 20+ checkout parameters to mix, match, and stack. Build custom rules where multiple conditions must be met, and choose exactly which shipping rates qualify. No more blanket giveaways—transform free shipping from a blunt discount into a precision profit-boosting tool. more 20+ shipping discount conditions: products, collections, customers + more Shipping Discount can be free, or choose a % or fixed discount Choose which shipping rates to discount, whilst leaving others at normal price Create either code based discounts or automatic discounts Replace your Shopify Scripts!

5.0(Reviews)

Simplify your e-commerce fulfillment so you can deliver exceptional experiences from port to porch. RyderShip™, previously Whiplash, simplifies e-commerce fulfillment to help you deliver a flawless experience to your customers. It's your command center for complete control of orders, inventory management, order tracking, returns processing and more in real-time to manage your fulfillment wherever you are in the world. Our extensive network of facilities delivers enhanced speed, flexibility, and cost savings to our customers—no matter your location or destination. RyderShip™, previously Whiplash, simplifies e-commerce fulfillment to help you deliver a flawless experience to your customers. It's your command center for complete control of orders, inventory management, order tracking, returns processing and more in real-time to manage your fulfillment wherever you are in the world. Our extensive network of facilities delivers enhanced speed, flexibility, and cost savings to our customers—no matter your location or destination. more E-commerce fulfillment: seamless direct-to-consumer experiences Retail fulfillment: get your business retail ready with advanced technologically Wholesale fulfillment: agile shipping fulfillment services nationwide

4.5(Reviews)

Display delivery dates for your shipping options at checkout. Delivery dates can increase conversion Ship+ improves the checkout process by allowing you to display & customize an exact delivery date for your shipping options directly within the checkout experience. The app directly solves a prevalent problem in online shopping—ambiguity surrounding delivery times. Customers often abandon carts or express dissatisfaction due to unclear shipping estimates. Ship+ streamlines this process, making it easier for merchants to set accurate expectations and for customers to make informed decisions. Ship+ improves the checkout process by allowing you to display & customize an exact delivery date for your shipping options directly within the checkout experience. The app directly solves a prevalent problem in online shopping—ambiguity surrounding delivery times. Customers often abandon carts or express dissatisfaction due to unclear shipping estimates. Ship+ streamlines this process, making it easier for merchants to set accurate expectations and for customers to make informed decisions. more Display exact delivery dates right next to or below the shipping option name Add buffers to delivery dates to customize the delivery dates as needed Set shipping rates based on a percentage of actual shipping cost or a flat rate Set custom holidays and processing time cut-offs based on your fulfillment Connect directly to carriers to get live, accurate pricing with delivery dates

5.0(Reviews)

The smarter way to ship, save, and grow. Powered by EasyPost. Connect to 100+ carriers, save big on every label, and automate your entire fulfillment flow, all in a few clicks. Connect to 100+ carriers, save big on every label, and automate your entire fulfillment flow, all in a few clicks. more Sync your workflow: Automatically update orders, products, and tracking. Save time: Batch labels, set rules, and ship faster with smart automation. Build your brand: Customize tracking pages and slips to boost your brand. Convert more: Show real-time shipping rates and delivery estimates. Save money: Enjoy shipping discounts with no contract or extra fees.

4.4(Reviews)

Get LTL shipping, parcel shipping, and freight shipping with a FedEx freight quote & freight rates. Connect freight carriers for multi carrier shipping and parcel shipping. Compare freight rates, get a live freight quote, and display freight ltl rate options at checkout. Streamline ltl freight operations with this shipping app: generate a bol, print shipping labels, provide shipment tracking, and white glove delivery. Rate-shop and automate workflows, including FedEx Freight, using carrier accounts or discounted rates. Migrate from ShipperHQ, Eniture, MyCarrier, ShipStation, and Shippo. Connect freight carriers for multi carrier shipping and parcel shipping. Compare freight rates, get a live freight quote, and display freight ltl rate options at checkout. Streamline ltl freight operations with this shipping app: generate a bol, print shipping labels, provide shipment tracking, and white glove delivery. Rate-shop and automate workflows, including FedEx Freight, using carrier accounts or discounted rates. Migrate from ShipperHQ, Eniture, MyCarrier, ShipStation, and Shippo. more Show live LTL freight shipping rates at checkout, with liftgate options Generate a BOL and shipping labels for LTL or parcel shipping Manage freight carriers, white glove, and discounted freight LTL rate options Deliver real-time shipment tracking for all your freight and parcel carriers Optimize LTL shipping and fedex freight with a multi carrier shipping app

4.9(Reviews)

Shipping calculator with accurate shipping rates, smart shipping rules and AI packaging to cut costs Effortless and Flexible Shipping Rates & Shipping Rules Solutions. Our shipping calculator app makes managing shipping rates effortless for stores of all sizes. It allows you to create custom shipping rules tailored to product types, sizes, and dimensions, ensuring accurate and precise calculations. Fully compatible with all Shopify stores, it supports global shipping to any country. With AI-powered packaging, the app optimizes shipping rate efficiency, reduces costs, and saves time. Effortless and Flexible Shipping Rates & Shipping Rules Solutions. Our shipping calculator app makes managing shipping rates effortless for stores of all sizes. It allows you to create custom shipping rules tailored to product types, sizes, and dimensions, ensuring accurate and precise calculations. Fully compatible with all Shopify stores, it supports global shipping to any country. With AI-powered packaging, the app optimizes shipping rate efficiency, reduces costs, and saves time. more Customizable shipping rates: Set costs by product size, type, and store needs. AI Packaging: Optimize packaging to reduce costs and waste automatically. Flexible Rules: Align shipping rules with your products and business needs. Global Shipping: Seamlessly deliver worldwide with Shopify’s robust platform. Shipping Calculator by Postal Code: Calculates shipping fee based on postal code

4.3(Reviews)

Create shipping table rates with competitive prices per region in Brazil and in each state. We help merchants to create special shipping rules to increase conversions through competitive shipping prices, promotions, and unique shipping methods to regions and cities. During promotional seasons, you will be able to offer free shipping and register your shipping price agreements with carriers to have a competitive checkout price. We help merchants to create special shipping rules to increase conversions through competitive shipping prices, promotions, and unique shipping methods to regions and cities. During promotional seasons, you will be able to offer free shipping and register your shipping price agreements with carriers to have a competitive checkout price. more Offer a unique shipping method and price to you city or region. Create shipping rules with different prices to each region in Brazil. Register your unique shipping agreement price rules with carriers.

0.0(Reviews)

Control how your shipping rules work with different regions & zip codes. This app requires Carrier Calculated Shipping API to create custom shipping rates. Get maximum flexibility to customize your shipping rules and methods based on different shipping zones and zip codes. You can create and add as many location-specific shipping rates as possible with well-planned conditions. Based on your user's preference and location, they will see the shipping rate on the checkout page. This way, you set a fair shipping price - making a double win for you and your customers. This app requires Carrier Calculated Shipping API to create custom shipping rates. Get maximum flexibility to customize your shipping rules and methods based on different shipping zones and zip codes. You can create and add as many location-specific shipping rates as possible with well-planned conditions. Based on your user's preference and location, they will see the shipping rate on the checkout page. This way, you set a fair shipping price - making a double win for you and your customers. more Easily merge multiple shipping rates under one tag Option to exclude specific zip codes while adding shipping rate Set specific rules to add extra charges if needed Add base rate price as per the order weight, total or qty Schedule shipping rates for specific time and date

0.0(Reviews)

Connect the store to common TA-systems to simplify your daily order & shipping needs. Connect your store to your TA-system and experience a smoother order and shipping management with automation. Create your own shipping rules based on order weight, order value, shipping methods, countries incl. free shipping threshold. Use your own carrier shipping agreements or take advantage of the favorable agreements offered by our partners included in the app. If you don't have a TA-system account already you can easily create one during the app configuration process. Connect your store to your TA-system and experience a smoother order and shipping management with automation. Create your own shipping rules based on order weight, order value, shipping methods, countries incl. free shipping threshold. Use your own carrier shipping agreements or take advantage of the favorable agreements offered by our partners included in the app. If you don't have a TA-system account already you can easily create one during the app configuration process. more Connect to your TA system account with ease and start shipping in no time Create your own shipping rules and ship orders fast with the built-in automation Use your own carrier agreements or the ones included in the Shipit Now app Integration with DHL, UPS, Posti, Matkhahuolto, PostNord, Budbee, Bring and more

1.6(Reviews)

Offer multiple shipping options at checkout and manage your freight booking efficiently Take your shipping to the next level. Let your customers choose a specific pick­up point from a list of the closest ones based on their zip code. Set up shipping rules and delivery options based on order amount, order weight, quantity of items, and zip codes etc. Connect with multiple carriers and manage your orders, customs and freight efficiently. Check out all carriers at our website. Supported carriers for pickup points: Bring, dao, GLS, helthjem, PostNord, DHL, DB Schenker, others. Take your shipping to the next level. Let your customers choose a specific pick­up point from a list of the closest ones based on their zip code. Set up shipping rules and delivery options based on order amount, order weight, quantity of items, and zip codes etc. Connect with multiple carriers and manage your orders, customs and freight efficiently. Check out all carriers at our website. Supported carriers for pickup points: Bring, dao, GLS, helthjem, PostNord, DHL, DB Schenker, others. more Ship with multiple carriers in one app Let your customer choose their desired pickup point in your checkout Determine shipping price based on order amount, order weight or number of items Automate your order management and minimize time spent per order Bulk-create your shipments and print labels quickly and easily

4.7(Reviews)

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About Flat fee Apps for Shopify

Flat fee apps are essential tools for Shopify merchants looking to enhance their store's functionality and improve customer experience. These specialized applications help store owners streamline operations, increase sales, and provide better service to their customers.

When choosing a flat fee app for your Shopify store, consider factors such as features, pricing, customer support, and compatibility with your theme and other apps. Reading reviews from other merchants can also provide valuable insights into the app's performance and reliability.

The apps listed on this page represent some of the best flat fee solutions available in the Shopify App Store. Each has been selected based on its functionality, user ratings, and overall value for Shopify merchants.