GitHub Copilot vs Devin Review vs CodeRabbit vs What The Diff

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
GitHub Copilot
vs
Competitor 1
Devin Review
Competitor 2
CodeRabbit
Competitor 3
What The Diff
Compare
4 tools · best value per row highlighted
Your tool GitHub Copilot
github.com
Your AI pair programmer that actually knows the codebase
Remove
Competitor Devin Review
app.devin.ai
Devin Review is the fastest way to truly understand code—especially when it changes
Make main Remove
Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
Make main Remove
Competitor What The Diff
whatthediff.ai
Understand PRs at a glance
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
637.9Mvisits/mo
1.6Mvisits/mo
1Mvisits/mo
2.8Kvisits/mo
MoM change
▲ 3.7%
▼ 7.9%
▼ 22.7%
▲ 26.4%
6-month growth
+19.3%
+275.1%
+50.4%
+70.6%
Global rank web
#49
—
#38,145
#8,346,680
Avg. last 3 months
629.7M
1.5M
1.2M
2.1K
Bounce rate lower is better
36%
20%
49%
35%
Pages / visit
5.9
10.0
3.5
1.5
Visit duration
6m 26s
7m 17s
1m 55s
15s
Traffic sources
● Direct 83% · ● Referral 15%
● Direct 60% · ● Referral 39%
● Direct 73% · ● Referral 24%
—
GitHub CopilotDevin ReviewCodeRabbitWhat The Diff
0159.5M318.9M478.4M637.9MGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MDevin Review · 279.5KDevin Review · 296KDevin Review · 398KDevin Review · 425.8KDevin Review · 534.2KDevin Review · 794.3KDevin Review · 1.2MDevin Review · 1.7MDevin Review · 1.6MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MWhat The Diff · 1.7KWhat The Diff · 1.2KWhat The Diff · 2.6KWhat The Diff · 1.7KWhat The Diff · 1.6KWhat The Diff · 2KWhat The Diff · 893What The Diff · 1.2KWhat The Diff · 2.2KWhat The Diff · 2.8K1001K10K100K1M10M100M1BGitHub Copilot · 484.3MGitHub Copilot · 504MGitHub Copilot · 542.6MGitHub Copilot · 534.8MGitHub Copilot · 634.3MGitHub Copilot · 631MGitHub Copilot · 636.1MGitHub Copilot · 615.2MGitHub Copilot · 637.9MDevin Review · 279.5KDevin Review · 296KDevin Review · 398KDevin Review · 425.8KDevin Review · 534.2KDevin Review · 794.3KDevin Review · 1.2MDevin Review · 1.7MDevin Review · 1.6MCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MWhat The Diff · 1.7KWhat The Diff · 1.2KWhat The Diff · 2.6KWhat The Diff · 1.7KWhat The Diff · 1.6KWhat The Diff · 2KWhat The Diff · 893What The Diff · 1.2KWhat The Diff · 2.2KWhat The Diff · 2.8KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$4per month · free tier available
$500per month · free tier available
$24per month
$19per month · free tier available
Free tier
–
Free trial
–
–
API access
–
–
–
–
Plans
Free FreeTeam $4/moEnterprise $21/mo
—
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
Free FreePro – 200k $19/mo
Capabilities input → output
Input
CodeText
CodeWeb pages
Code
Code
Output
Code
Text
CodeText
CodeText
Skill level
Intermediate
Intermediate
Intermediate
Intermediate
Categories
Development & CodeProductivity & OfficeAI AgentAI Code Review+1 more
Development & CodeAI Code Review
Development & CodeAI Code Review
Development & CodeAI Code ReviewAI Developer Tools
Tasks what each tool can do · 0 shared · core   partial
Tasks covered
2
5
8
2
GitHub pull requests
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Code reviews
–
–
Code analysis
–
–
Code explanations
–
–
–
Coding
–
–
–
Agents
–
–
–
Code documentation
–
–
–
Code quality
–
–
–
Code security analysis
–
–
–
Code testing
–
–
–
GitHub
–
–
–
Debugging
–
–
–
Development
–
–
–
Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
2
0
0
0
Verified listing
–
–
–
–

Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.