Mobile & Web App Glossary for Founders

Code Review in App Development: Boost Quality, Security, and Standards

Written by Akash Shakya | Jun 30, 2025 6:57:24 AM

Code review is when developers check each other’s code to catch bugs, improve quality, and ensure everything works smoothly before going live.

Why It Matters 

  • Ensures your app is stable and bug-free before launch

  • Saves money by catching issues early instead of post-release

  • Improves performance and security through peer input

  • Encourages consistent coding practices

  • Builds stronger team collaboration and accelerates onboarding

Use This Term When...

  • Planning a quality assurance or testing process

  • Discussing workflows or version control

  • Reviewing bugs and how to prevent them

  • Setting team coding standards

  • Focusing on maintainable codebases

Real-World Example 

In the project, we implemented regular code reviews to maintain high-quality standards, identify issues early, and ensure consistency across the team. This contributed to a stable, secure, and maintainable product.

Founder Insight

Skipping code reviews may save time short-term but leads to long-term pain. Bugs, crashes, and team misalignment are far costlier to fix later. Make code review a standard part of your development culture—even for MVPs.

Key Metrics / Concepts

  • Defect Density: Bugs found per lines of code

  • Review Coverage: Percentage of code that was peer-reviewed

  • Turnaround Time: How quickly reviews are completed

Tools & Technologies

  • GitHub / GitLab: Code hosting with built-in review features

  • Bitbucket: Pull request and collaboration features

  • SonarQube: Static code analysis and automated review support

What’s Next / Future Trends


AI is beginning to play a role in automated code reviews—flagging security flaws, recommending improvements, and learning from review history. Expect faster reviews, more standardisation, and fewer bugs through smart tooling.

Related Terms

  • Version Control – Where code reviews are performed (e.g., Git)

  • Debugging – Often triggered by review findings

  • Quality Assurance – Code review is a core QA activity

  • DevOps – Code review integrates with CI/CD pipelines

  • Team Review – Broader collaborative design/code assessments

Helpful Videos / Articles / Pages

Call to Action

Not sure how code reviews can improve your app’s stability and quality? Book a discovery call—our team can walk you through how it fits into a smart development workflow.