kitio.aiCodeRabbit vs What The Diff
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. What The Diff has the lower starting price: about $19 a month, against $30 for CodeRabbit.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- PR summaries
- Line-by-line review
- One-click fixes
- IDE and CLI reviews
- Custom review rules
- PR descriptions
- Inline code refactoring
- Team summaries
- GitHub and GitLab support
- Slack and webhook alerts
| Feature | CodeRabbit | What The Diff |
|---|---|---|
| Best for | AI code reviews on pull requests, in the IDE and CLI | AI pull request descriptions and code review for GitHub and GitLab |
| Category | Coding | Coding |
| Pricing model | Freemium | Freemium |
| Starting price | $30/mo | $19/mo |
| Free plan | Yes | Yes |
| Made by | CodeRabbit | What The Diff |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Pricing compared
What The Diff has the lower starting price: about $19 a month, against $30 for CodeRabbit.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Essentials
$30/mo
- Per user
- Agentic reviews in PR, CLI and IDE
- Pre-merge checks
Team
$60/mo
- Per user
- Core team features
- Code quality standards
Advanced
$90/mo
- Per user
- Advanced code analysis
- Security reviews and monitoring
Enterprise
Contact sales
- Advanced controls
- Team management
- Dedicated support
2 plans
Free
Free
- 25,000 tokens a month
- Unlimited repositories
- Automated PR descriptions
Pro
$19/mo
- 200,000 tokens a month
- Instant code refactoring
- Slack, webhook and email alerts
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
CodeRabbit
- Supports four major Git hosts
- Free on public repos
- Few false positives
- Hourly review limits per developer
- Higher tiers are expensive
What The Diff
- Writes PR descriptions automatically
- Works on GitHub and GitLab
- Unlimited repositories on every plan
- Token limits cap monthly use
- Free plan is rate limited
- Not a full code review replacement
Which one should you choose?
Choose CodeRabbit if you want:
- Supports four major Git hosts
- Free on public repos
- Few false positives
Watch out: hourly review limits per developer.
Choose What The Diff if you want:
- Writes PR descriptions automatically
- Works on GitHub and GitLab
- Unlimited repositories on every plan
Watch out: token limits cap monthly use.
CodeRabbit vs What The Diff FAQ
What is the difference between CodeRabbit and What The Diff?
CodeRabbit: AI code reviews on pull requests, in the IDE and CLI. What The Diff: AI pull request descriptions and code review for GitHub and GitLab. Both are coding tools.
Is CodeRabbit or What The Diff cheaper?
What The Diff has the lower starting price: about $19 a month, against $30 for CodeRabbit.
Do CodeRabbit and What The Diff have free plans?
CodeRabbit: Yes. What The Diff: Yes.
Who makes CodeRabbit?
CodeRabbit is made by CodeRabbit, based in United States.
Who makes What The Diff?
What The Diff is made by What The Diff.
Which should I choose, CodeRabbit or What The Diff?
Choose CodeRabbit if you value supports four major git hosts and free on public repos. Choose What The Diff if you value writes pr descriptions automatically and works on github and gitlab.