Best AI Code Review Tools in 2026
Updated
In short: CodeRabbit is ranked #1 of 48 as of 4 October 2026, ahead of ThinkReview and Gitar. The best-ranked option with a free plan is ThinkReview. The lowest first paid tier on this page is CodeRabbit at $0.40/mo.
AI code review tools can help teams examine code changes within a development workflow. Compared on code hosts, review triggers, custom review rules, and fix suggestions, the entries show different ways to configure reviews and deliver feedback. Security analysis, SARIF export, and deployment model are also useful points of comparison when considering how results fit existing processes. CodeRabbit, ThinkReview, and Codacy are among the tools to explore. Check which checks your team wants covered and how findings should reach developers, then weigh free-plan availability and paid-from pricing against those needs.
48 AI code review tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
AI Code Review Tools, ranked on how quickly a newcomer can get going. 24 of the 25 on this page can be tried for free.
- 1 CodeRabbitPaid from $0.40/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 2 ThinkReviewPaid from $10/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 3 GitarPaid from $20/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 4 CodacyPaid from $1.50/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 5 CodeAnt AI
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 6 GreptilePaid from $30/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 7 SourceryPaid from $12/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 8 BitoPaid from $1/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 9 AI Code ReviewerFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 10 QodoPaid from $30/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 11 MiraFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 12 PR QuorumPaid from $0.80/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 13 Sigilix ReviewFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 14 KodusPaid from $10/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 15 PR-AgentFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 16 BugLensPaid from $19/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 17 CodeKangPaid from $19/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 18 Macroscope
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 19 Merlin AI Code ReviewFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 20 MorainePaid from $14/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 21 QuellbotPaid from $29/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 22 RevuePaid from $9/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 23 EllipsisFree plan
- Free to practise on: yes
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 24 PulloraPaid from $9/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 25 GitClaw
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: yes
Is your platform on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which AI code review tool is ranked first on The Geeks Club?
CodeRabbit is ranked #1 of 48 with a score of 8.0. ThinkReview is second and Gitar third.
How many of these have a free plan?
20 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, CodeRabbit has the lowest first paid tier we found: $0.40/mo.
How is this list ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on. Paid placements never change a rank.