Responsive Tool vs APIGit
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Responsive Tool compared with APIGit
| Detail | 
Responsive Tool | 
APIGit |
|---|
| What it does | Free responsive website checker for mobile, tablet and desktop
| Git-native platform for building, publishing, sharing, and securing APIs
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| Stage | Not given
| Not given
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| Founded | Not given
| 2022
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| Based in | Not given
| US
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| Free: $0 (1 seat, 1 API repository, 1 published document with badge, 1 mock server, up to 1,000 mock calls/month). Team: $216/year (3 seats included, $72 per additional seat; unlimited repositories, documents, mock servers, 20,000 mock calls/month). Enterprise: $720/year (5 seats included, $144 per
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| Key features | - Test multiple device viewports simultaneously
- Real CSS viewport rendering
- Share setup links
- Custom pixel width testing
- No installation required
- Sync scroll across panes
- Browser-based with no account needed
| - Git-native repository for API specifications
- Visual OpenAPI editor with live linting
- API documentation generation and publishing
- API governance with predefined and custom rule sets
- Spec-based and code-based mock servers
- Team collaboration with organizations and permissions
- CLI for linting, bundling, and publishing
- MCP server and llms.txt for AI agent integration
- GitHub Actions integration without stored secrets
- Branch and tag protection with push mirrors and webhooks
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| What makes it different | - Compare multiple real device widths side by side instead of switching one at a time
- Faster than DevTools for checking several device sizes at once
- Entirely browser-based with no setup, signup or download
- Built and maintained by one developer in the open
| - Every API spec lives in a real Git repository with full version history, review workflow, and blame tracking instead of in a portal
- Open formats with no lock-in: OpenAPI and Markdown in Git, same checks run in CLI and CI
- Quality control through review: governance rule sets run in the editor and again in pull requests before reaching consumers
- CLI is free with MIT license, sends no telemetry, and works offline for linting, scoring and bundling
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 36 ● no change since last check |
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| Trust Flow (Majestic) | 1 | 11 |
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| Citation Flow (Majestic) | 25 | 20 |
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| Referring domains (Majestic) | 14 | 16 |
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4 details filled in for both companies.
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