Protocol66 app icon

Apps Like Protocol66 for iPhone and iPad

by POCKET APPS STUDIO PTE. LTD.★ 0.00 ratingsProductivityFreeData updated 2026-09-06

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. 66 Days - Habit Tracker app icon

    66 Days - Habit Tracker

    Triggger

    Build habits with repeated actions

    Set goals for specific projects to build habits. Track daily progress and monitor continuous streaks. Repeat behaviors consistently to form lasting habits over time. Adjust goals as needed and receive feedback on formation.

    ★ 4.19 ratingsProductivityFreeData updated 2026-09-06
  1. Life Reset: 66 Day Habit app icon

    Life Reset: 66 Day Habit

    Ka Wai Tong

    Reset your routine in 66 days

    Answer: Create a personalized 66-day self-improvement plan based on lifestyle input. Track daily progress with logs and goal setting. Receive daily prompts and reflections to stay engaged. Sync with Apple Health to monitor activity and sleep data.

    ★ 4.710,042 ratingsHealth & FitnessFreeData updated 2026-09-06
  2. Track daily activity or habits app icon

    Track daily activity or habits

    Belychev Sergei Nikolaevich, IP

    Activities and

    Activities and desired actions with customizable habit lists. Set goals and mark completion each day. View progress over time and receive reminders to stay consistent. Create or select predefined to build routine behaviors.

    ★ 4.830 ratingsLifestyleFreeData updated 2026-09-06
  3. 75 Days Challenge: Better app icon

    75 Days Challenge: Better

    Alexander Parnev

    Build habits, set durations, track streaks

    Create habits with customizable challenges and set durations for sprints, resets, grinds, or marathons. Track progress with daily photos, compare changes, and add notes to each entry. Check in quickly using home screen widgets to maintain streaks.

    ★ 4.8559 ratingsHealth & FitnessFreeData updated 2026-09-06
  4. DietBet: Lose Weight & Win! app icon

    DietBet: Lose Weight & Win!

    FitnessAI Inc.

    Make loss pledges and track progress

    Track loss progress by setting and hitting goals. Log weigh-ins regularly. Join games hosted by fitness trainers and nutritionists. Receive support from a community and customer service. Place pledges and win rewards for achieving targets.

    ★ 4.820,557 ratingsHealth & FitnessFreeData updated 2026-09-08
  5. Terryberry Be Well app icon

    Terryberry Be Well

    Terryberry

    Track progress, connect through movement, personalize wellbeing

    Track physical activity, log mental health exercises, and monitor workplace wellness goals. Set personal milestones and receive tailored content. Connect with peers for support and sync data across devices.

    ★ 4.635,234 ratingsHealth & FitnessFreeData updated 2026-09-09
  6. Ignite - Become Disciplined app icon

    Ignite - Become Disciplined

    TalkUp LLC

    Track progress and complete daily tasks

    Build daily habits with structured tasks and progress tracking. Set milestones and maintain streaks to measure progress. Earn levels as habits form, with stats reflecting completion rates and consistency.

    ★ 4.823 ratingsProductivityFreeData updated 2026-09-06
  7. Habit Tracker : Haby app icon

    Habit Tracker : Haby

    App Forgeron LLC

    Track habits with science-backed insights

    Track habits with science-backed insights and adaptive goal setting. Log daily progress, receive personalized suggestions, and replace negative behaviors with positive routines. Set reminders and view detailed analytics.

    ★ 4.7651 ratingsProductivityFreeData updated 2026-09-06
  8. Days Since Counter: Quitly app icon

    Days Since Counter: Quitly

    Stefan Kozik

    Track sober and log streaks

    Track sober with customizable counters and set goals for habit change. Log progress daily, view stats, and reset counters with notes. Sync data across devices using iCloud. Access pre-designed templates and configure widgets for easy access.

    ★ 4.936 ratingsHealth & FitnessFreeData updated 2026-09-06
  9. Sober: Sobriety Tracker app icon

    Sober: Sobriety Tracker

    Red Penguin LLC

    Track days, build habits, connect with community

    Track sobriety with daily progress logs and goal setting. Monitor hydration, sleep, and mood. Connect with a community to share experiences and receive support. Set reminders for activities like exercise or meditation.

    ★ 4.87,782 ratingsLifestyleFreeData updated 2026-09-09

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.