Image Studio
Converter and organiserConvert any file into any format in one tap, right on your phone. Connect your own API and every result is sorted into the folders you choose, so none of your data leaves your server.
Free Android apps
Apps that feel effortless to use.
Small, careful apps made by one student developer. Convert files in a tap, keep your data on your own server, or take a break with a snake game that looks as good as it plays.
Your data stays yours
Direct APK download
Free to use
The apps
Pick an app, tap Download
Tap any card to see screenshots and details. The Download button gets you the APK straight away.
Snake Game
ArcadeA beautiful snake game. Soft colours, smooth movement and a look you will want to show off. Quick to start, hard to put down.
Why WonderApps
Made by one person, for real people
No big team, no tracking tricks. Just tools built carefully and shared for free.
Your data stays yours
Image Studio works on your device and sorts through an API you control, so files never go to a stranger's server.
Direct downloads
Tap Download and the APK file comes straight to your phone. No account and no waiting room.
Built with care
A solo student developer making free tools since 2018. Every screen is designed by hand, not copied from a template.
Coming next
More apps are on the way
The same clay style, the same free spirit. A peek at what could land here next.
ThunderStudy Mock
Mock tests for CUET, JEE, NEET, SSC and Banking, in your pocket.
AeroPaper
A Pinterest-style wallpaper gallery with fresh looks for your home screen.
Tiny Chat
Meet Tiny, the friendly mascot, as an AI study buddy that lives on your phone.
Help
Installing an APK, answered
New to APK files? It takes under a minute.
How do I install an APK?
Tap Download, then open the file from your notifications or Downloads folder. If Android asks, allow your browser to install unknown apps, then tap Install.
Is it safe?
Download only from app.wondermayank.in. Android may show a warning for any app that is not from the Play Store. That is normal for APK files.
Are the apps free?
Yes. Every app here is free to download and use.
Something is not working. Who do I tell?
Write to contact@wondermayank.indevs.in with your phone model and a short note. Every message is read.
Start here
Two apps, one tap each
Pick the one you want and the APK starts downloading.