AI Code Generation (text-to-code)
Code Review
Code Simplification
Bug Detection
Unit Test Writing
Code Refactoring
Language Translation
Code Documentation
Code Explanation
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Best 26 code review Tools in 2026
Squire AI, Zevo.ai, CodeChat, HOJI AI, CodeSensAI, ChatGPT API Code Review Extension, CodeReviewBot, AI Code Mentor, SeniorDev, AppReview are the best paid / free code review tools.
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What is code review?
Code review is the process of systematically examining source code to identify and fix mistakes, improve code quality, and ensure adherence to coding standards and best practices. It is an essential part of the software development lifecycle, helping to catch bugs early, maintain consistency, and facilitate knowledge sharing among team members.
What is the top 10 AI tools for code review?
Core Features
|
Price
|
How to use
| |
|---|---|---|---|
CodePal | Choose a programming language and describe the desired function. The AI will generate code to match your description. Provide clear, structured, and detailed instructions for optimal results. | ||
CodeMate | AI-powered Autocorrection |
Pro Plan $8 /month For individual developers and freelancers. Includes: Debug, Review and Refactor Code, Unlimited internet searches, CodeMate Assistant Access, Search & Chat with Documentations & codebases, Generate Unit/Functional Test cases
| CodeMate can be used through its terminal, VS Code extension, or web app. Users can install the VS Code extension or use the web-based IDE to access AI-powered features like code completion, debugging, and review. Connecting codebases and Git repositories allows for context-aware assistance. |
CodeCompanion.AI | AI-powered code reading, writing, and modification | Download CodeCompanion.AI from the website. Use the chatbot interface to request coding tasks such as creating files, deploying apps, or generating code. The AI will execute shell commands, handle database queries, and review existing code based on your requests. | |
AI Code Mentor | Code Explanation |
Basic Plan Free Code Explainer, Code Complexity, 500 Characters
| To use AI Code Mentor, insert the code you want explained into the provided text editor. Then, choose how you want the code to be explained by selecting from various personas (e.g., Robot, 5 Years Old, Beginner Programmer). The AI will generate an explanation tailored to your chosen persona. |
CodeReviewBot | Automated AI code review |
Opensource $0 /month 100 reviews/month included, Public repository, All features are available, Email support
| Integrate CodeReviewBot with your GitHub repository. Create a pull request, and the AI will automatically review the code, providing feedback and suggestions. You can also paste code fragments directly into the tool for review. |
What The Diff | Automated PR descriptions |
Free $0 25k tokens per month (~10 PRs), Unlimited repositories, Inline code refactoring, Rate limited, No credit card required
| Connect with GitHub or Gitlab to create an account and start using What The Diff. Open a pull request, and the AI will automatically generate a summary of the changes. You can then use the provided tools to refactor code and share summaries with stakeholders. |
ResMe | Professional resume formatting |
Newbie Free Download PDF, Professional Formatting, Multiple Device Access, 3 Resumes, 7 Tailored AI
| To use ResMe, sign up for an account (free or pro), enter your information, and the platform will process your data to provide the best keywords and format for a professional resume. Then, download your resume. |
Squire AI | AI-powered code reviews |
Teams $20 All inclusive plan based on GitHub users /user/month
| Connect Squire AI to your GitHub repository. Configure team coding rules and best practices. Squire AI will then automatically review code, write pull request descriptions, and provide feedback based on your configurations. |
CodeChat | Chat with GitHub source code | Visit the website and ask questions about the GitHub source code of the Twitter Recommendation Algorithm. | |
HOJI AI | Automated code reviews |
Open Source Free Unlimited reviews on public repositories
| Set up HOJI AI through the Github App. Once set up, it automatically reviews pull requests, providing instant feedback and reducing friction between team members. |
Newest code review AI Websites
AI code review tool for automated pull request descriptions and code reviews.
AI Code Review
AI Agent
AI Code Assistant
AI Copilot
Code review extension using ChatGPT for spelling and grammar checks.
AI Code Review
AI Grammar Checker
AI Spell Check
AI Code Assistant
code review Core Features
Manual or automated examination of source code
Identification of potential bugs, security vulnerabilities, and performance issues
Verification of adherence to coding standards and best practices
Collaboration and knowledge sharing among team members
What is code review can do?
Software development teams implementing code review to improve code quality and catch bugs early
Open-source projects using code review to maintain consistency and incorporate contributions from the community
Organizations adopting code review as part of their compliance and security practices
code review Review
User reviews of code review practices are generally positive, with developers praising its ability to catch bugs early, improve code quality, and facilitate collaboration. However, some users note that code review can be time-consuming and may slow down the development process if not managed efficiently.
Who is suitable to use code review?
A developer submits a pull request with code changes for a new feature
Assigned reviewers examine the code, identify potential issues, and provide feedback
The developer addresses the feedback, makes necessary changes, and resubmits the code for review
Once the code meets the required standards, it is approved and merged into the main branch
How does code review work?
To implement code review in a development team, establish a process that includes the following steps: 1) Define coding standards and best practices; 2) Assign reviewers for each code change; 3) Submit code changes for review; 4) Reviewers examine the code and provide feedback; 5) Developers address feedback and make necessary changes; 6) Repeat the process until the code meets the required standards and is approved for merging.
Advantages of code review
Early identification and resolution of bugs and issues
Improved code quality and maintainability
Consistent adherence to coding standards and best practices
Enhanced collaboration and knowledge sharing among team members
Reduced technical debt and long-term maintenance costs
FAQ about code review
- What is code review?
- Who performs code reviews?
- Why is code review important?
- How often should code reviews be conducted?
- Can code review be automated?
- What should reviewers look for during code review?
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