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SPECIFICTION
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FastSpring vs Fungies

FastSpring

fastspring.com

Fungies

fungies.io

Side by side

FigureFastSpringFungies
Price fromFreeFree
Free planYesYes
Free trialYes—
Open source——
WebYesYes
iOSYes—
AndroidYes—
APIYesYes
Plans published31
Spec score · Merchant of Record Software8.7 (#3)7.8 (#10)
CheckoutFastSpring offers hosted web checkouts that handle localization, taxes, and payments without embedded scripts or code on the seller’s website.Fungies provides hosted, overlay, and embedded checkout options that are PCI-compliant and localized for customer language, currency, and payment methods.
Developer toolsFastSpring provides APIs, webhooks, and JavaScript libraries, including the Store Builder Library for customizable checkouts.Developers can use the REST API, webhooks, JavaScript SDK, React components, Unity and Unreal SDKs, CLI, and MCP server.
HeadquartersThe company is headquartered in Santa Barbara, California.Palo Alto, California, United States
IntegrationsListed integrations include Google Tag Manager, Zapier, Nalpeiron, LicenseSpot, Soraco QLM, SoftwareKey, Drip, AdRoll, Bing Ads and multiple licensing services.The integrations documentation lists Stripe, Google Tag Manager, Google Merchant Center, and Trustpilot integrations.
SubscriptionsSubscription settings include recurring prices, trial periods, discounts, fulfillment, notifications, and add-ons.The platform supports recurring billing, trials, usage-based plans, customer self-service portals, invoicing, and dunning with retry logic.
SupportFastSpring directs sellers to its Support & Documentation resources and provides developer documentation and a support case portal.Fungies provides support at [email protected], while its developer documentation says integration questions are answered fastest in the Fungies Discord.
Tax complianceFastSpring manages VAT, sales-tax collection and remittance as part of its merchant-of-record service.As Merchant of Record, Fungies handles tax registration, calculation, collection, remittance, and filing across all 27 EU states, the UK, US sales tax, and GST.

Plans

FastSpring

  • Free test modeFree
  • Custom quotePriced on request
  • Custom revenue-sharePriced on request

FastSpring pricing →

Fungies

  • Free foreverFree

Fungies pricing →

In their own words

FastSpring

FastSpring has no write-up on Specifiction yet; its figures are above.

Visit fastspring.com

Fungies

Fungies is a Merchant of Record platform for selling SaaS, games, subscriptions, digital products, downloads, and game assets. Its no-code store builder includes more than twenty templates, custom domains, hosting, and a CDN. Sellers can choose hosted, overlay, or embedded checkout, localized for customers’ language, currency, and payment methods. Subscription tools cover recurring and usage-based billing, trials, customer portals, invoicing, and retry handling. Fungies says it manages tax registration, calculation, collection, remittance, and filing across the 27 EU states, the UK, US sales tax, and GST. It lists support for 250+ payment methods in 150+ countries, along with developer tools such as a REST API, webhooks, SDKs, CLI, and MCP server. The Free forever plan costs nothing, with a 5% + 50¢ fee per sale and no monthly fee. There is no separate payment test mode, so checkout purchases are real transactions.

Visit fungies.io