Apps Hub

DangNH Studio's core random picker app.

Android decision wheel. Wheels and history stay on the phone.

A quick yes, no, or wait-a-little answer.

A virtual coin with playful modes.

Generate a lucky number inside a min/max range.

Roll 1 to 6 dice and copy the result.

A playful compatibility percentage.

Create multiplayer quizzes.

Safe and playful truth/dare prompts.

Split names into random teams.

Compare campaign economics and export CSV.

Measure typing speed and accuracy.

25/5 focus timer with custom sessions and local stats.

Create daily habits, check them off and track streak history.

Create, edit, delete and search private local notes.

Build reusable checklists with progress and templates.

Save events and see days, hours, minutes and seconds remaining.

A precise online stopwatch with lap and reset, running entirely in your browser.

A HIIT/Tabata interval workout timer: set work, rest and rounds with audio cues on each phase.

An online metronome with adjustable BPM, accented downbeat and tap tempo.

Scan, sign, and compress PDFs on Android. Documents stay on the phone.

Unit converter + currency, tip, unit price and more. Fast, offline, no account.

Lunar dates, holidays and home-screen widgets. No account.

Log daily mood and review a lightweight history calendar.

Track days lived, year progress, month progress and life estimate.

Exact age, birthday reminders and a life progress bar on Android.

A private Android self-care companion for mood notes, reminders and daily encouragement.

Create front/back flashcard decks to study vocabulary and review, stored locally in your browser.

Set a goal and track your daily water intake with a progress ring, stored locally.

Log expenses on Android or in the browser. No bank login.

Drink goals, quiet hours and pill reminders on Android.