What The Diff vs CodeRabbit vs Qodo (Formerly Codium) vs act101

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

Your tool
What The Diff
vs
Competitor 1
CodeRabbit
Competitor 2
Qodo (Formerly Codium)
Competitor 3
act101
Compare
4 tools · best value per row highlighted
Your tool What The Diff
whatthediff.ai
Understand PRs at a glance
Remove
Competitor CodeRabbit
coderabbit.ai
Automated code review that matters
Make main Remove
Competitor Qodo (Formerly Codium)
qodo.ai
Qodo's Rules System lets you define coding standards once—then those standards evolve alongside your codebase
Make main Remove
Competitor act101
act101.ai
Build bigger, better, faster, for less.
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
2.8Kvisits/mo
1Mvisits/mo
276.5Kvisits/mo
—
MoM change
▲ 26.4%
▼ 22.7%
▲ 9.3%
—
6-month growth
+70.6%
+50.4%
-29.0%
—
Global rank web
#8,346,680
#38,145
#170,528
—
Avg. last 3 months
2.1K
1.2M
268.7K
—
Bounce rate lower is better
35%
49%
41%
—
Pages / visit
1.5
3.5
2.4
—
Visit duration
15s
1m 55s
49s
—
Traffic sources
—
● Direct 73% · ● Referral 24%
● Direct 85% · ● Referral 11%
—
What The DiffCodeRabbitQodo (Formerly Codium)act101
0331.5K663K994.5K1.3MWhat 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 · 2.8KCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MQodo (Formerly Codium) · 615.8KQodo (Formerly Codium) · 609.3KQodo (Formerly Codium) · 596.7KQodo (Formerly Codium) · 389.5KQodo (Formerly Codium) · 422.6KQodo (Formerly Codium) · 409.8KQodo (Formerly Codium) · 276.6KQodo (Formerly Codium) · 253KQodo (Formerly Codium) · 276.5K1001K10K100K1M10MWhat 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 · 2.8KCodeRabbit · 442KCodeRabbit · 588.1KCodeRabbit · 711.7KCodeRabbit · 641.9KCodeRabbit · 681.8KCodeRabbit · 694.5KCodeRabbit · 869.9KCodeRabbit · 1.1MCodeRabbit · 1.3MCodeRabbit · 1MQodo (Formerly Codium) · 615.8KQodo (Formerly Codium) · 609.3KQodo (Formerly Codium) · 596.7KQodo (Formerly Codium) · 389.5KQodo (Formerly Codium) · 422.6KQodo (Formerly Codium) · 409.8KQodo (Formerly Codium) · 276.6KQodo (Formerly Codium) · 253KQodo (Formerly Codium) · 276.5KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
$19per month · free tier available
$24per month
$30per month
$29per month · free tier available
Free tier
–
–
Free trial
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API access
–
–
–
–
Plans
Free FreePro – 200k $19/mo
Essentials $24/moTeam $48/moAdvanced $72/moEnterprise Custom
Free Trial CustomPro Team $30/moEnterprise Custom
Builder Edition FreeEngineering Edition $29/moArchitecture Edition $59/moElite Edition $99/mo
Capabilities input → output
Input
Code
Code
Code
Code
Output
CodeText
CodeText
CodeText
Code
Skill level
Intermediate
Intermediate
Intermediate
Advanced
Categories
Development & CodeAI Code ReviewAI Developer Tools
Development & CodeAI Code Review
Development & CodeAI Code ReviewAI Coding AssistantAI Testing
Development & CodeAI Code ReviewAI Developer Tools
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
6
8
10
10
Code reviews
GitHub pull requests
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Code quality
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Code analysis
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Code testing
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Coding
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Changelogs
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Code conversion
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Code explanations
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Code translation
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Developer tools
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Refactoring
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Testing
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Code documentation
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Code security analysis
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Code summaries
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MCP
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Test cases
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Test creation
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Unit tests
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Agents
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–
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Development
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–
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GitHub automation
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–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 1
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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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.