Top 12 Free FastSpring Alternatives, Compared (2026)

What is ChimpCharge?

ChimpCharge is online accounting and invoicing software for small businesses that need to manage billing, payments, and basic inventory without dedicated finance staff. It is built to adapt as business needs change, with a focus on keeping the interface approachable for non-accountants.

What is plug&paid?

Plug&Paid is an online product information management system for small and medium sized retailers. It includes everything needed to add a shopping cart to the existing website with a fully functional, intuitive shopping experience. This shopping cart includes integrated EDI solutions, online ...

What is Chargebee?

Chargebee is a cloud based, easy to use billing and invoicing software that helps businesses from different industries charge and get paid online. It offers a flexible billing and invoicing software which allows you to create custom online billing, invoicing and payments pages, to start ...

What is ReCharge?

ReCharge is a subscription billing and retention platform used by direct-to-consumer ecommerce brands running subscription boxes, consumables, or replenishment programs on Shopify and BigCommerce. It manages recurring charges, failed payment retries (dunning), and customer-facing subscription ...

What is WooCommerce?

WooCommerce is a powerful, extendable eCommerce plugin that helps to sell anything. Easily setup product catalog, customize store layout, and start selling. Charging ahead of the competition, WooCommerce is currently powering 30% of all online stores - more than any other platform. With a ...

What is Squarespace?

Squarespace is the easiest way to create an amazing website, blog or online store. With the beautiful templates and themes, anything from a personal portfolio, online store to a wedding site can be created in minutes. The powerful dashboard offers advanced functionality and features and aims to ...

What is Shopify?

Shopify provides everything needed to sell online, at a retail location or in person. From product creation tools to checkout, payments, shipping & analytics - the software combines ecommerce functionality into one easy to use platform. Shopify is for people who want to set up an online store ...

What is Ecwid?

Ecwid is an ecommerce software platform that enables anyone to create an online store to sell products. Easily sync with any shopping cart software, accept all major credit cards using built-in payment gateway, or integrate online store with Facebook. Ecwid offers the freedom to create a ...

What is Sellfy?

Sellfy is a software platform that allows anyone to sell digital products and services online. From the Sellfy dashboard user can create, market and fulfill products, while automating payments and making entire operation easy to monitor. Sell directly to fans, keep 100% of sales, and easily ...

What is CommentSold?

CommentSold is ecommerce software that integrates with all major ecommerce platforms like Shopify, BigCommerce, WooCommerce, Etsy, Volusion, 3D Cart and more. It helps retail clients increase their conversion rates, reduce returns and chargebacks, create stronger customer relationships and ...

What is PinnacleCart?

PinnacleCart is a versatile ecommerce software. It drops straight into web server and adapts to any platform with no modifications, development, or stress. PinnacleCart has powered many of the largest online stores, including The Home Depot , Overstock.com , Lamps Plus , and countless others. ...

What is 1ShoppingCart?

1ShoppingCart offers a flexible ecommerce shopping cart that will grow with business. With features such as advanced order management, shipping integration, discount management, email marketing and coupons, product reviews, secure check out using 3D Secure Payment Processing and much more, 1SC ...