Greptile vs Percy
Greptile and Percy are both popular tools in the Code Review & Testing space. Greptile uses a paid model starting at $40/mo, while Percy is freemium from Free. Percy offers a free tier, while Greptile does not. Below we break down features, pricing, strengths, and weaknesses to help you decide which tool fits your workflow best.
Last updated: March 2026
Quick Verdict
Choose Greptile if you want ai that understands your entire codebase for code review and search.. Greptile's biggest strengths include deep codebase understanding powers high-quality reviews and natural language search finds code by intent, not just text. Choose Percy if you prefer automated visual testing to catch ui regressions in every pr.. Key advantages include catches visual regressions that unit tests miss and excellent cross-browser testing coverage. It also has a free tier to get started. It's also rated higher (4.2 vs 4.1).
AI that understands your entire codebase for code review and search.
Automated visual testing to catch UI regressions in every PR.
| Greptile | Percy | |
|---|---|---|
| Pricing | $40/mo | Free |
| Free Tier | No | Yes |
| Pricing Model | Paid | Freemium |
| Rating | ★ 4.1 | ★ 4.2 |
| Categories | Code Review & Testing | Code Review & Testing |
| Key Features | 6 features | 6 features |
| Feature | Greptile | Percy |
|---|---|---|
| Semantic codebase search and Q&A | ✓ | — |
| AI code review on pull requests | ✓ | — |
| Full repository indexing and understanding | ✓ | — |
| Natural language queries about your code | ✓ | — |
| API for building custom AI code tools | ✓ | — |
| GitHub and GitLab integration | ✓ | — |
| Automated visual regression testing | — | ✓ |
| Cross-browser screenshot comparison | — | ✓ |
| Responsive design testing across screen sizes | — | ✓ |
| GitHub and GitLab PR integration | — | ✓ |
| Approval workflows for visual changes | — | ✓ |
| Integration with Cypress, Playwright, and Storybook | — | ✓ |
Greptile
Pros
- + Deep codebase understanding powers high-quality reviews
- + Natural language search finds code by intent, not just text
- + API enables building custom tools on top of code intelligence
- + Excellent for onboarding developers to new codebases
Cons
- − No free tier — paid only
- − Indexing large repos can take time initially
- − Newer product with smaller user base
Percy
Pros
- + Catches visual regressions that unit tests miss
- + Excellent cross-browser testing coverage
- + Good integration with popular testing frameworks
- + Approval workflow makes review process clear
Cons
- − Free tier limited to a small number of screenshots
- − Can produce false positives from dynamic content
- − Pricing scales with screenshot volume
The Bottom Line
Choose Greptile if: you want ai that understands your entire codebase for code review and search.. Keep in mind: no free tier — paid only.
Choose Percy if: you prefer automated visual testing to catch ui regressions in every pr.. It has a free tier to get started, which Greptile lacks. It's completely free to use. It holds a higher user rating (4.2 vs 4.1). Keep in mind: free tier limited to a small number of screenshots.
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