30 Days Challenge App

Build better habits in 30 days - fully offline, beautifully simple.

30-Day Challenge is a guided habit tracker and daily journal designed around focused 30-day programs. Each day gives you a structured notebook page with morning, afternoon, and evening checklists, a daily challenge task, reflection prompts, and a personal score tracker for sleep, focus, mood, and energy.

No account. No internet required. Your notes never leave your phone.

WHAT'S INCLUDED

• 30-Day Brain Upgrade (FREE) - Build focus, memory, and mental performance through structured daily habits
• 30-Day Brain Upgrade in Indonesian (FREE) - Same program fully localized
• 30-Day Money Tracker (Premium) - Master your spending, build savings, and create a personal money system
• Lacak Pengeluaran 30 Hari (Premium) - Indonesian money tracker with full localization

HOW IT WORKS

Each day has three sessions - Morning, Afternoon, and Evening. Each session includes personalized checklist items. Complete your daily challenge task, answer reflection questions, and log your daily scores.

A 30-day habit grid lets you track streaks across all your key habits at a glance.

FOR CREATORS AND COACHES

Import your own challenge packs as JSON files. Distribute custom 30-day programs to your audience without building your own app. Supports any language.

PRIVACY BY DESIGN

We collect zero personal data. No analytics, no crash reporting, and no advertising SDKs.

All progress, notes, and scores are stored exclusively on your device using Apple's standard file system. Nothing is ever sent to any server.

IN-APP PURCHASES

Premium challenge packs are one-time purchases. No subscriptions and no renewals. Once purchased, they are yours forever and can be restored on any device signed in to your Apple ID.

Financial challenges are for educational purposes only and do not constitute financial advice. Always consult a qualified financial advisor before making financial decisions.