Bug Fixer
Paste broken code (and the error if you have it) and get the fixed code plus an explanation of what went wrong.
Fill in the fields and hit Fix bug to see the result here.
About Bug Fixer
Paste broken code (and the error if you have it) and get the fixed code plus an explanation of what went wrong. Built for developers, students and tinkerers, Bug Fixer helps you skip the boilerplate without any hassle. Instead of fiddling with clunky software, you get a clean result for decoding a token while debugging in just a click or two. No login, no install, no catch — just open it and go.
Why use Bug Fixer?
- Simple enough for beginners, dependable enough to use every day.
- Designed to help you learn by example with less effort.
- Get clean, ready-to-use results you can copy and run with.
- Works right in your browser on any device — desktop, tablet or phone.
- Totally free with no account, sign-up or hidden limits.
If you're one of developers, students and tinkerers, Bug Fixer will quickly become part of your routine.
Key features
- Built to handle real, everyday coding tasks reliably.
- No watermarks, paywalls or usage caps.
- Works on every modern browser, mobile and desktop.
- Privacy-first: your input is used only to produce your result.
What you can use Bug Fixer for
- Decoding a token while debugging
- Formatting a messy API response
- Testing a tricky regular expression
How to use Bug Fixer
- Head to the tool above and fill in what it asks for.
- Double-check your input so the result comes out just right.
- Press “Fix bug” to get your result instantly.
- Refine your input and re-run until you're happy with it.
Tips for getting the best results
- Pair Bug Fixer with the other coding tools on ChatGBT for a full workflow.
- Copy your result and adjust it to match your own voice, brand or style.
- Great for decoding a token while debugging — one of the most common reasons people open Bug Fixer.
Frequently asked questions
How does Bug Fixer work?
Fill in the fields above and choose “Fix bug”. Bug Fixer processes your input and returns a result in seconds, right in your browser.
What is Bug Fixer?
Paste broken code (and the error if you have it) and get the fixed code plus an explanation of what went wrong. It's a free online coding tool you can use right from your browser — handy for decoding a token while debugging and formatting a messy API response.
Can I use Bug Fixer for commercial work?
Yes. You're free to use Bug Fixer and its results for personal, educational and commercial projects at no cost.
Can I use Bug Fixer on my phone?
Absolutely. Bug Fixer runs in any modern browser, so it works on phones, tablets and computers alike.
Is Bug Fixer free?
Yes — Bug Fixer is 100% free with no account, subscription or hidden charges. Use it as much as you like.
What makes Bug Fixer different?
Bug Fixer focuses on doing one job really well, fast and for free, with no setup — so you can skip the boilerplate and get on with your day.