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App Store Apps > Productivity > 66 Days: Habit Tracker
66 Days: Habit Tracker icon

66 Days: Habit Tracker

by Epipherse · Productivity · Free
On the App Store since October 2018 · Data updated 2026-10-29

66 Days: Habit Tracker is made and published by Epipherse. AppBrain is an independent app data site and isn't affiliated with Epipherse. The app name, icon, screenshots and description belong to Epipherse and are shown as published on the App Store.

AppBrain's verdict

Established
Rating on App Store
4.11
9 ratings
Last updated
October 22, 2026

It doesn't have enough ratings yet to judge what users think.

Official page on the App Store

Rankings

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Competitors

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Releases

Updates seen on the App Store
Version
2.15.0
Launched
October 2018

No changelog data

User feedback

Ratings and reviews on the App Store

Comments on 66 Days: Habit Tracker for iOS

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Technology

Found in the app by AppBrain
Price
Free
App size
18.7 MB
Content rating
Everyone

Technologies used by 66 Days: Habit Tracker

About the app and developer

About 66 Days: Habit Tracker

66 Days: Habit Tracker is a productivity app developed by Epipherse.

What is the rating of 66 Days: Habit Tracker?

66 Days: Habit Tracker is rated 4.11 out of 5 stars, based on 9 ratings.

Is 66 Days: Habit Tracker free?

66 Days: Habit Tracker is free. The app size is 18.70 MB. The latest version available is 2.15.0. The last update was on October 22, 2026.

What are the requirements for 66 Days: Habit Tracker?

The app has a content rating of Everyone. The app has been available on the App Store since October 2018.

Developer information for Epipherse

Epipherse

Address:

Frequently asked questions about 66 Days: Habit Tracker

Is 66 Days: Habit Tracker free?

Yes. 66 Days: Habit Tracker is free on the App Store.

Is 66 Days: Habit Tracker still available?

Yes. 66 Days: Habit Tracker is on the App Store, and the last update we saw was on October 22, 2026.

How large is 66 Days: Habit Tracker?

66 Days: Habit Tracker is 18.70 MB.

Is 66 Days: Habit Tracker suitable for children?

App Store rates the content of 66 Days: Habit Tracker as suitable for everyone.

How do people rate 66 Days: Habit Tracker?

66 Days: Habit Tracker scores 4.11 out of 5 stars, from 9 ratings on the App Store.

Who made 66 Days: Habit Tracker?

66 Days: Habit Tracker was developed by Epipherse. It is listed in the productivity category on the App Store.

What are the best alternatives to 66 Days: Habit Tracker?

People looking at 66 Days: Habit Tracker also look at these productivity apps: GGUZUNI - 30 Day challenge, OneMore - Todo list Tasks Goal, 3weeks -plan habit, goal, life, 22 Days: Habit Tracker, CycleOn.

Share 66 Days: Habit Tracker

Store listing

By Epipherse, from the App Store
66 Days: Habit Tracker Screenshot 1 of 5
66 Days: Habit Tracker Screenshot 2 of 5
66 Days: Habit Tracker Screenshot 3 of 5
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66 Days: Habit Tracker Screenshot 5 of 5
Screenshots by Epipherse, from the the App Store listing
Description by Epipherse Written by the developer, not by AppBrain. Click to read.
According to a landmark study by University College London (UCL), it takes an average of 66 days for a new behavior to become an automatic, lifelong habit.

You don't need extreme willpower or superhuman effort. By repeating small, consistent actions every day, your brain naturally transforms them into effortless routines.

66 Days is designed to help you organize your life goals into actionable projects, maintain daily streaks, and conquer the 66-day milestone to transform your lifestyle.

[ 66 Days Key Features ]

1. Project-Based Habit Building
• Set meaningful goals like 'Lose 10 kg' or 'Read 20 Books' and attach daily micro-actions (e.g., 30 push-ups, read 15 mins).
• Completing just one habit action per day keeps your streak alive!

2. Break Bad Habits & Quit Tracker
• Track your clean streaks for quitting smoking, junk food, procrastination, or screen time.
• Log reflections when overcoming cravings and watch your milestone gauges grow.

3. Insightful Analytics & Milestones
• Visualize your consistency with heatmap calendars, weekly trends, and overall statistics.
• Reach 66 days to enshrine your achievement in the permanent 'Success Collection' and unlock badges.

4. Personalized Cards & iOS Widgets
• Customize each habit card with custom photos, elegant color palettes, and blur themes.
• Stay on top of your daily routines directly from your Home Screen with beautiful widgets.

5. Privacy & Biometric Lock
• Keep your personal habit journal safe with Face ID and Touch ID biometric locking.

6. Lifetime Access & Premium
• Unlock all premium features permanently with a single one-time purchase—no subscription stress.

Start today. In 66 days, you will meet a completely new version of yourself!

Terms of Use (EULA): https://66days.epipherse.com/terms/
Privacy Policy: https://66days.epipherse.com/privacy/
Official page on the App Store
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