Free online tools to do it all yourself
Your everyday tools. And help when you're stuck.
Test your mic or webcam, compress a photo, merge PDFs, count words or format JSON: 45 free tools, no sign-up, right in your browser. And if you get stuck, the forum is here to help.
Free device health check
Screen, sound, microphone, camera, keyboard and connection tested in 5 minutes, with a score and advice.
Start the health check Check a second-hand device- Dead pixels
- Speakers
- Microphone
- Webcam
- Keyboard
- Internet speed
Explore the toolsSee all
Latest discussionsSee the forum
Why Zanakit?
Free, no account
Every tool is free and works with no sign-up, no quota and no watermark.
Your files stay with you
Photos, PDFs, text and code are processed by your browser: they are not sent anywhere, unless you choose to keep them in your space.
Help when you're stuck
A test fails? “Still stuck?” prepares your question with your device sheet, and the community answers.
Fast on every device
Lightweight pages that load instantly, even on 3G, on computers, phones and tablets.