What The Diff vs CodeClimate: Which Should You Choose in 2026?
Choosing between What The Diff and CodeClimate comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated February 28, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
What The Diff
AI-powered assistant for streamlined code reviews and enhanced team communication.
Best for you if:
- • You need documentation features specifically
- • Automatically generates pull request descriptions using AI.
- • Provides summarized notifications and changelogs for stakeholders.
CodeClimate
Automated code review and quality analysis
Best for you if:
- • You want the higher-rated option (8.0/10 vs 0.0/10)
- • You need code review features specifically
- • CodeClimate is a code quality platform that analyzes technical debt and test coverage
- • It provides automated code review, maintainability scores, and velocity metrics for teams
| At a Glance |  What The Diff |  CodeClimate |
|---|---|---|
Price | Free + Paid | Free + Paid |
Best For | Documentation | Code Review |
Rating | —/100 | 80/100 |
| Feature | What The Diff | CodeClimate |
|---|---|---|
| Pricing Model | Freemium | Freemium |
| Editorial Score | — | 80 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | DocumentationCode Review | Code ReviewTesting & QA |
How What The Diff and CodeClimate Compare
What The Diff
AI-powered assistant for streamlined code reviews and enhanced team communication.
Free tier available
CodeClimate
Automated code review and quality analysis
Free tier available · 80/100 score
What The Diff is a documentation tool. CodeClimate is in code review.
Who Should Use What?
On a budget?
Both are freemium. Compare plans on their websites.
Go with: What The Diff
Want the highest-rated option?
CodeClimate scores 80/100. What The Diff is unrated.
Go with: CodeClimate
Value user reviews?
Neither has user reviews yet.
Go with: CodeClimate
3 Questions to Help You Decide
What's your budget?
Both are freemium. Pricing won't help you decide here.
What's your use case?
What The Diff is a documentation tool. CodeClimate is in code review. Pick the category that matches your needs.
How important are ratings?
Not all tools have been rated yet.
Key Takeaways
CodeClimate
- Higher score: 80/100 vs unrated
- Free tier available
- Our pick for this comparison
What The Diff
- Better fit for documentation
The Bottom Line
CodeClimate (80/100) is our pick.
Frequently Asked Questions
Is What The Diff or CodeClimate better?
CodeClimate scores 80/100 in our evaluation. Both are freemium.
What are What The Diff and CodeClimate used for?
What The Diff: AI-powered assistant for streamlined code reviews and enhanced team communication.. CodeClimate: Automated code review and quality analysis.
What does What The Diff cost vs CodeClimate?
What The Diff is freemium (free tier + paid plans). CodeClimate is freemium (free tier + paid plans). Visit their websites for detailed pricing.