Ninety Days: Habit Tracker

Make Habits Measurable

Free · In‑App Purchases · Designed for iPad

With Ninety Days, you can build new positive habits and leave bad routines behind. Track your habits for 30, 60, and 90 days – and beyond. Milestones support you along the way. Detailed progress analyses such as the Baseline Model help you stay consistent. ------------------- What Ninety Days offers • Flexible habit tracking Track your habits quickly and clearly – tailored to your personal routine. • Track quantities and baselines Set a personal baseline (minimum quantity) for quantity-based habits and track the amounts you actually achieve each day. • Track progress over time Follow your quantities, streaks, and routines and see how your habits develop over time. • 30-, 60- & 90-Day Challenges Take on integrated challenges and guide your habits through multiple challenge levels. • Statistics & Insights Keep an eye on your current progress and gain detailed insights into your habits and streaks. • Baseline Model Compare the quantities you actually achieve over time with your personal baseline and identify long-term developments. • Badges & Achievements Earn awards for consistent routines and successfully completed challenges. ------------------- Habits are not built through repetition alone. What matters is making them realistic and measurable, tracking them consistently, and making their development visible over time. Ninety Days combines habit tracking with quantity tracking, personal baselines, challenges, and long-term analyses. This allows you not only to record whether you performed a habit, but also to understand how consistently you follow it and how it develops over time. ------------------- Free Version: • Log up to 3 habits per day • Track quantity-based habits • Start 1 challenge at a time (Level 1 · 30 days) • Access the statistics dashboard • Daily overview of your logging behavior • Earn achievements • Full access to all settings ------------------- Premium: • Create and log unlimited habits • Baseline Model for quantity-based habits • Start multiple challenges at the same time • All statistics and insights • Advanced streak analysis • Use Ninety Days without Freemium limits ------------------- You can switch between Premium and the free version at any time. Subscription options for Premium: • Annual subscription • Monthly subscription The subscription renews automatically unless canceled in the Apple App Store at least 24 hours before the end of the current subscription period. This applies to both monthly and annual subscriptions. ------------------- Make your progress visible and build habits that last – with Ninety Days. ------------------- Privacy Policy: https://ninety-days.app/privacy Terms of Use: https://ninety-days.app/terms

  • 4.0
    out of 5
    1 Ratings

– Improvements & Bug Fixes – • The overview of features available in the free and premium versions has been updated. • Various technical improvements and optimizations have been made.

The developer, Andreas Stein, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    The developer indicated that this app supports the following accessibility features. Learn More

    • Supported Features

      • Dark Interface

    Seller
    • Andreas Stein
    Size
    • 31.4 MB
    Category
    • Productivity
    Compatibility
    Requires iOS 26.0 or later.
    • iPhone
      Requires iOS 26.0 or later.
    • iPad
      Requires iPadOS 26.0 or later.
    • Mac
      Requires macOS 26.0 or later and a Mac with Apple M1 chip or later.
    Languages
    English and 8 more
    • English, French, German, Indonesian, Japanese, Korean, Portuguese, Spanish, Traditional Chinese
    Age Rating
    13+
    • 13+
    • Infrequent
      Alcohol, Tobacco, Drug Use or References
      Contests

      Contains
      Health or Wellness Topics
    In-App Purchases
    Yes
    • Premium – 1 Year Ninety Days $29.99
    • Monthly Plan – cancel anytime $4.99
    Copyright
    • © 2026 Andreas Stein