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Formfeed vs Insomnia

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Formfeed compared with Insomnia
DetailFormfeedInsomnia
What it doesPDF and image generation API with an editor developers enjoy The Collaborative API Development Platform
StageNot given Established
FoundedNot given Not given
Based inDE Not given
Pricing modelfreemium freemium
PricingFree plan with 100 units per month. Starter at 19€/month for 3,000 units. Pro at 59€/month for 15,000 units. Business at 179€/month for 60,000 units. One unit is a PDF up to five pages, one image, or one Word/PowerPoint file. Test renders are free. Free Essentials plan for teams up to 3 users with unlimited Git Sync, cloud/local projects, and 1,000 mock server requests per month. Pro plan at $12 per user per month with unlimited users and 10,000 mock requests. Enterprise plan at $45 per user per month for full Kong Konnect integration, SSO, SC
Key features
  • Browser editor with autocomplete and page-accurate preview
  • Visual editor for designing images on a canvas
  • Support for Jinja2, Liquid and Handlebars template languages
  • Word and PowerPoint template support
  • Brand kit with logos, colours, fonts and legal footer
  • Release channels with canary shares and rollback
  • Batch rendering up to 1,000 documents
  • Template migration from other providers
  • MCP server for AI agents
  • REST, GraphQL, gRPC, SOAP, and WebSocket API clients
  • Native API mocking with dynamic responses
  • Automated API testing at scale with pre and post-request scripting
  • AI-powered testing workflows and MCP server testing
  • Kong Konnect integration for API governance
  • Local, Git, and cloud storage with end-to-end encryption
  • Role-based access controls and enterprise SSO
  • Inso CLI for CI/CD automation
  • OpenAPI spec editor and live preview
  • Real-time collaboration with 3-way merge
What makes it different
  • Page-accurate preview with Chromium rendering engine
  • EU-based hosting in Frankfurt with data privacy compliance
  • Template migration with full syntax and helper compatibility
  • AI agent integration via MCP protocol
  • Only API client with native Kong Konnect integration as single source of truth
  • AI-native platform with MCP server testing support
  • Flexible data storage: enforce local-only, git, cloud, or hybrid compliance
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)2 no change since last check80 no change since last check
Trust Flow (Majestic)2134
Citation Flow (Majestic)2747
Referring domains (Majestic)574806

5 details filled in for both companies.

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