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Insomnia vs WebPDF
Insomnia focuses on API testing, whereas WebPDF handles PDF processing
Which to pick
Pick Insomnia if you want…
- Collaborative AI-native API testing
- REST/GraphQL API client
- Open-source code (Kong/insomnia on GitHub, Apache-2.0 license)
Pick WebPDF if you want…
- Simple PDF manipulation API
Side by side
- What it is
- Insomnia:Insomnia is an open-source API client for designing, testing, debugging and mocking REST, GraphQL, gRPC, SOAP and WebSocket APIs.
- WebPDF:WebPDF provides a web interface and API to merge, split, compress, extract metadata, and flatten PDF files.
- Best for
- Insomnia:Collaborative AI-native API testing
- WebPDF:Simple PDF manipulation API
- Who it’s for
- Insomnia:API developers, security-focused teams, and organizations needing collaborative API workflows.
- WebPDF:Developers needing PDF manipulation in apps or via web UI
- Pricing
- Insomnia:Freemium
- WebPDF:Null
- Open source
- Insomnia:Yes, 40,038 GitHub stars
- WebPDF:—
- Works with
- Insomnia:Kong Konnect, OIDC, SAML, SCIM, Inso CLI
- WebPDF:—
Insomnia features
- Design-first API editor. Create and preview OpenAPI specs in real time with live linting.
- Native API mocking. Generate dynamic mock responses from collections, specs or plain language.
- Automated testing at scale. Run unlimited collection tests with pre/post scripts and CI/CD integration via Inso CLI.
- Kong Konnect integration. Sync API catalog directly with Kong Konnect for up-to-date endpoint discovery.
- Collaboration & RBAC. Real-time project sharing, role-based access controls and unlimited collaborators per project.
- Flexible storage options. Store data locally, in Git, in the cloud, or hybrid with end-to-end encryption.
- Enterprise identity & security. SSO via OIDC/SAML, SCIM provisioning, SOC 2 compliance and enterprise SLAs.
- MCP client support. Test and debug MCP servers with AI-powered workflows.
WebPDF features
- Merge PDFs. Combine multiple PDF documents into a single file via the web UI or API.
- Split PDFs. Divide a PDF into separate pages or sections through the interface or API.
- Compress PDFs. Reduce PDF file size while preserving content using the service.
- Extract Metadata. Retrieve PDF metadata such as author, title, and creation date.
- Flatten Forms. Convert interactive PDF forms into static PDFs.
Insomnia vs WebPDF FAQ
Is Insomnia or WebPDF free?+
Insomnia has a free plan and paid plans.
Is Insomnia or WebPDF open source?+
Insomnia is open source (Kong/insomnia on GitHub, Apache-2.0 license). DevHunt has no public source repository on record for WebPDF.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.

