# 1D1T : Simple Habit Tracker — Habit, Goal, Achieve, Monthly

> Habit, Goal, Achieve, Monthly (iPhone/iPad app by YUJIN HAN.)

- Source: https://appshunter.io/ios/app/1d1t-simple-habit-tracker/id6470239722 (this page in markdown: same URL + `.md`)
- Developer: [YUJIN HAN](https://appshunter.io/developer/1700293422)
- Category: Lifestyle, Productivity
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 12.4 · 29 MB
- Languages: English, German, Japanese, Korean, Russian, Chinese, Spanish
- Released: 2023-11-08
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/1d1t-simple-habit-tracker/id6470239722/reviews.md

## What is 1D1T?

[Making a habit that starts only once a day]
Let's make a new day with the power of consistency!

• "I have to study Spanish after work!" "I have to work out every morning!" Were there many big goals that ended in three days?
• Have you always felt disappointed that you didn't achieve your goal?
• Have you ever given up and let go of the day saying, "I'm going to start tomorrow?"

Don't worry. Steady is not as difficult as you think.
1D1T helps you achieve your goals every day.
Even small goals and small habits can make a big difference.
Only once a day, achieve your goals and create healthy habits with 1D1T.

Contact us for errors and improvements:
[official@mdbz.io]

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |



## Version history (last 3 releases)

### 1.0.2 — 2024-02-02

- Bug Fixed.

### 1.0.1 — 2023-11-10

- Fix notification message
- Performance optimization

### 1.0.0 — 2023-11-09

No release notes.

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## More apps by YUJIN HAN

- [Little Days](https://appshunter.io/ios/app/little-days/id6456071590)
- [Toolbox for Safari](https://appshunter.io/ios/app/toolbox-for-safari/id6472044044)

All apps by YUJIN HAN: https://appshunter.io/developer/1700293422

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-19.*