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What The Diff

AI-powered app that simplifies pull request reviews.

Freemium

About What The Diff

What The Diff is an innovative AI-powered code review assistant designed to streamline the pull request review process in 2026. This tool automates the creation of descriptive comments on code changes, making it easier for both technical and non-technical stakeholders to understand the nuances of code modifications. By leveraging AI, What The Diff enhances communication and collaboration within development teams, ensuring that pull requests are not only reviewed more efficiently but also more accurately. The tool integrates seamlessly with GitHub and GitLab, offering features like automated pull request descriptions, rich summary notifications, and instant code refactoring. With its ability to generate beautiful changelogs and weekly progress reports, What The Diff keeps everyone informed and aligned, from developers to managers. Its user-friendly interface and robust functionality make it an indispensable asset for companies looking to optimize their development workflows. In a competitive landscape with rivals like CodeGeeX and Google Antigravity, What The Diff stands out by offering unparalleled ease of use and comprehensive features tailored to modern development needs.

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What The Diff Key Features

  • Automated comment generation for code changes in plain English
  • Integration with popular version control systems like GitHub
  • Support for both technical and non-technical stakeholder communication
  • Customizable comment templates for different code review scenarios
  • Freemium model allowing basic features for free with premium options

What The Diff Pricing Plans (2026)

Recommended

Free

$0/month /monthly
  • 25,000 tokens per month
  • Unlimited repositories
  • Inline code refactoring
  • Rate limited
  • Approximately 10 PRs per month
Recommended

Pro – 200k

$19/month /monthly
  • 200,000 tokens per month
  • Priority email support
  • Slack, Webhook, and Email notifications
  • Token limit may require upgrade for larger teams

What The Diff Pros

  • + Automates time-consuming tasks, allowing developers to focus on coding.
  • + Enhances communication between technical and non-technical stakeholders.
  • + Supports nearly all programming languages, offering flexibility and broad applicability.
  • + Integrates seamlessly with popular platforms like GitHub and GitLab.
  • + Offers robust security by not storing any code or pull request data.
  • + Provides a free tier with substantial features, making it accessible to small teams.

What The Diff Cons

  • Requires full access to code repositories, which may be a concern for some organizations.
  • Unused tokens do not roll over, potentially leading to inefficiencies in token management.
  • The need for an internet connection to access GitHub/GitLab APIs may limit offline usability.
  • Advanced features may require a learning curve for new users.
  • Limited customization in notification formats might not suit all teams.

What The Diff Use Cases

Streamline code reviews for teams with mixed technical expertiseFacilitate onboarding for new developers unfamiliar with codebasesEnhance communication between developers and project managersReduce time spent on manual code review comments and feedback

What Makes What The Diff Unique

Automated Descriptive Comments

Unlike many competitors, What The Diff focuses on generating detailed, plain-language comments that enhance understanding across technical and non-technical users.

Integration with Popular Platforms

Seamless integration with GitHub and GitLab sets it apart, allowing for easy adoption by teams already using these platforms.

Focus on Non-Technical Stakeholders

The tool's ability to translate technical changes into non-technical language ensures that all stakeholders remain informed, a feature less emphasized by competitors.

Security and Privacy

By not storing any code or pull request data, What The Diff offers a level of security that is crucial for organizations concerned about data privacy.

Comprehensive Feature Set

With features like inline refactoring and changelog generation, What The Diff provides a holistic solution that covers all aspects of the code review process.

Who's Using What The Diff

Software Development Companies

These companies use What The Diff to streamline their code review processes, resulting in faster project delivery and improved code quality.

Open Source Projects

Open source contributors leverage the tool to maintain clear documentation of code changes, facilitating collaboration among diverse contributors.

Tech Startups

Startups use What The Diff to optimize their limited resources, automating routine tasks and allowing their teams to focus on innovation.

Enterprise IT Departments

Large enterprises utilize the tool to manage complex codebases, ensuring that all stakeholders are informed and aligned with project goals.

Educational Institutions

Universities and coding bootcamps use What The Diff to teach students about code review processes, providing them with practical experience in a real-world tool.

How We Rate What The Diff

7.8
Overall Score
A well-rounded tool that effectively addresses the needs of modern development teams.
Ease of Use
8
Value for Money
7
Performance
8
Support
7.5
Accuracy & Reliability
8
Privacy & Security
7.5
Features
8
Integrations
8
Customization
7.5

What The Diff vs Competitors

What The Diff vs CodeGeeX

CodeGeeX offers a robust AI-driven code completion feature, while What The Diff focuses on automating the review process with detailed pull request descriptions. Both tools enhance productivity but cater to different aspects of the development workflow.

Advantages
  • + Automated PR descriptions
  • + Rich summary notifications
  • + Beautiful changelogs
Considerations
  • CodeGeeX excels in code completion
  • May offer more customization options

What The Diff Frequently Asked Questions (2026)

What is What The Diff?

What The Diff is an AI-powered code review assistant that automates the review of pull requests by generating descriptive comments about code changes in plain English.

How much does What The Diff cost in 2026?

As of 2026, What The Diff offers a free tier with 25,000 tokens per month. The Pro plan costs $19 per month with 200,000 tokens.

Is What The Diff free?

Yes, What The Diff offers a free plan that includes 25,000 tokens per month, suitable for approximately 10 pull requests.

Is What The Diff worth it in 2026?

For teams seeking to automate and streamline their code review processes, What The Diff offers significant value, especially with its comprehensive feature set.

Best What The Diff alternatives in 2026?

Alternatives include CodeGeeX, Google Antigravity, and ZZZ Code AI, each offering unique features and benefits.

What The Diff vs competitors in 2026?

What The Diff stands out with its focus on non-technical stakeholders and robust integration with GitHub and GitLab.

How to get started with What The Diff?

To get started, connect your GitHub or GitLab account and choose a suitable plan based on your team's needs.

What platforms does What The Diff support?

What The Diff supports integration with GitHub and GitLab, making it versatile for various development environments.

Is What The Diff safe and secure?

Yes, What The Diff does not store any code or pull request data, ensuring strong data privacy and security.

Who should use What The Diff?

What The Diff is ideal for software development teams, project managers, tech startups, and educational institutions.

What's new in What The Diff 2026?

In 2026, What The Diff introduced enhanced AI capabilities and expanded language support, improving its utility for global teams.

How does What The Diff compare to alternatives?

Compared to alternatives, What The Diff offers unique features like inline refactoring and changelog generation, enhancing its value proposition.

What The Diff Company

Founded
2022
4.0+ years active

What The Diff Quick Info

Pricing
Freemium
Upvotes
179
Added
January 3, 2026

What The Diff Is Best For

  • Software development teams looking to streamline their code review process.
  • Project managers who need to keep non-technical stakeholders informed.
  • Tech startups aiming to optimize resources and focus on innovation.
  • Educational institutions teaching students about real-world development tools.
  • Enterprises managing complex codebases and requiring robust security.

What The Diff Integrations

GitHubGitLab

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