Challenge Log - チャレンジログ - Apple

Challenge Log - チャレンジログ -

Stamp daily, share challenges!

Features & Capabilities

Screen stays on during timer sessions—deep focus, no interruptions! Stamp daily wins, share with friends, and manage reminders in one tab.

Make daily study, tasks, and habit-building easier than ever.

[Key Features]

Easy Login: Smooth sign-in with Google or Apple. Start using the app instantly without tedious registration.

Simple & Intuitive: A clean design for everyone. Just tap a date on the calendar to record your progress with a stamp.

Visualize Progress: A wide variety of stamps to visualize your hard work. Monthly summaries let you see your "consistency" at a glance.

Timer Function: Set a time and focus on your challenges. Features a reset confirmation dialog and screen stay-on to help you stay in the zone.

Reminder Notifications: Get notified when your timer completes, or schedule challenge reminders with flexible frequencies (daily, weekly, monthly, or custom intervals). Manage all notifications in one place with the Notifications tab.

Calendar Sharing: Share your challenges with friends! Encourage each other and boost motivation together.

Custom Stamps & Naming: Choose your favorite stamps to personalize your records. You can also give stamp sets custom names for a more personal touch.

Enhanced Profiles: Change your username or set an avatar image. Create a profile that feels like you.

No Goals, No Penalties: No need to set quotas or deadlines. Focus on "just showing up" without the pressure.

Daily Memos: Freely add notes about your tasks, insights, or mood. Makes reflecting on your journey easy.

App Notices: Receive timely updates on app news and tips for staying consistent.

Cloud Backup: Create an account to save your records securely in the cloud. Easy data recovery when changing devices.

Multi-language Support: Now supporting Japanese, English, Chinese, and Korean.

Stable Experience: Improved system performance ensures a smooth and reliable experience for long-term use.

The perfect habit-tracking app for those who want to quit being a "quitter" and experience the joy of simple consistency.

[Recommended for you if...]

You want to continue studies or hobbies without burnout.

You want to build habits fun with friends.

You dislike strict management or penalties.

You want to avoid stress from unmet goals.

You want to stay motivated by "seeing" your results.

You prioritize simplicity and ease of recording.

You want reminders to help you stay consistent with your habits.

User Growth & Download Statistics

App
By:
YOSHIKI KOKUBO
Rating:
5.00
(1)
5.00
Version:
1.4.3 Last updated: 2026-05-25
Version code:
886087324
Creation date:
2025-07-22
Compatible devices:
Size:
69.72MB
URLs:
Website ,Privacy policy
Full description:
See detailed description
Source:
Apple Apps Store
Data ingested on:
2026-06-08
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Apple app. Please use these information below to contact the Apple app developer.
Developed by:
YOSHIKI KOKUBO
Apple Apps Store
https://apps.apple.com/jp/app/challenge-log-%E3%83%81%E3%83%A3%E3%83%AC%E3%83%B3%E3%82%B8%E3%83%AD%E3%82%B0/id6748856273?l=en-US
Website:
https://challenge-log.web.app/

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