Jelmer van Nuss

Practice Devanagari handwriting with guided tracing and memory exercises.

Breathe calmly with a guided box breathing timer for relaxation and focus.

Practice Cyrillic handwriting with guided tracing and memory exercises.

Practice Japanese handwriting with guided tracing and memory exercises.

Soap lye calculator for DIY soap making, recipes & oil formulation.

Test your vocal range, track notes, and improve your singing pitch.

Practice Latin handwriting with guided tracing and memory exercises.

Improve dance timing & musicality with Latin rhythm training.

Train different calisthenics skills with a workout tracker.

Sudoku puzzle game - easy to hard levels, relaxing & offline play.

Practice Arabic handwriting with guided tracing and memory exercises.

Train and master snowboard tricks with guided progressions and sessions.

Accurate digital compass with target bearing and heading drift.

Track freelance hours, manage projects, and boost productivity.

Find realistic ASO keywords for App Store and Google Play apps.

Create smart packing lists for any trip. Never forget essentials again.

Track car maintenance, get service reminders, and keep your vehicle in shape.

Turn recipes into clean grocery lists automatically scaled to your servings.

Stay connected. Get reminders to reconnect with the people you care about.

Roll fun weekly challenges and share them with your friends.

Pet care tracker with reminders and shared tasks for daily routines.

Automatically adjust global Google Play prices using Purchasing Power Parity.

Measure object width & height from distance using your phone camera.

Auto-translate App Store listing translations.

Practice Hangul handwriting with guided tracing and memory exercises.

Spark your creativity — generate AI art ideas and drawing inspiration instantly!

Ice bath timer for cold plunge & cold therapy.

Auto-fix Play Console store listing translations that exceed character limits.

Practice job interview questions with smart quizzes tailored to your role.