Alternatives to Inkfree
Inkfree: eSignature software for sending documents out for legally binding signature online. 8 products similar to Inkfree, compared on pricing, free tier, API, MCP server, SDK and open source. 7 of 8 have a free tier, 8 of 8 have an API, 7 of 8 offer an MCP server, 2 of 8 are open source.
- SignatureAPI
Electronic Signature API
- WaiverCat
The digital waiver solution for your business
- GoodSign MCP Server
MCP server that lets AI agents send, track and manage GoodSign e-signature documents
- SimplePDF Embed
Embed a PDF editor in your website or app with one script tag
- Makeform
Free AI-native form builder that turns plain-language descriptions into working forms
- Formfeed
PDF, e-invoice and image API for developers and AI agents
- Mastra
TypeScript AI framework for agents and apps
- BugBug
No-code E2E test automation tool for SaaS teams
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Inkfree | Freemium | yes | yes | yes | — | no |
| SignatureAPI | Usage-based · from $0.25 per envelope; standard plan $25/month with first 100 envelopes included | yes | yes | yes | — | no |
| WaiverCat | Freemium · from $15/mo (Basic, 250 signatures included); also $0.06 per waiver usage-based pricing; free tier available | yes | yes | no | — | no |
| GoodSign MCP Server | Usage-based · from $1.50 per document (credit); included with any paid GoodSign account | no | yes | yes | yes | no |
| SimplePDF Embed | Freemium | yes | yes | yes | yes | yes |
| Makeform | Freemium | yes | yes | yes | yes | no |
| Formfeed | Freemium · from 0 EUR/month (Free, 100 units); paid plans from 19 EUR/month (Starter) | yes | yes | yes | yes | no |
| Mastra | Freemium · from $0 | yes | yes | yes | yes | yes |
| BugBug | Freemium | yes | yes | yes | yes | no |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
curl https://toolgrep.com/api/products/inkfree/alternatives