# 2 Liter — The Simplest Water Tracker

> Simple water tracker that syncs with HealthKit and Apple Watch. (iPhone/iPad app by Tae joong Yoon.)

- Source: https://appshunter.io/ios/app/2-liter/id1558413670 (this page in markdown: same URL + `.md`)
- Developer: [Tae joong Yoon](https://appshunter.io/developer/1458954066)
- Category: Health & Fitness
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 14.0 · 9 MB
- Languages: English, Korean
- Released: 2021-03-19
- Data updated: 2026-07-07
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/2-liter/id1558413670/reviews.md

## What is 2 Liter?

2 Liter works with HealthKit to automatically store water intake records in the Health app.

- The goal is to reach 2 Liters every day.
- You can easily record your hydration level by simply clicking a button.
- Your weekly/monthly records are availble to be checked.
- Records are automatically saved in HealthKit and it is also supported on your Apple Watch.

## Key features

- Automatic HealthKit integration
- Daily 2-liter goal tracking
- One-click hydration logging
- Weekly and monthly record viewing
- Apple Watch support


## Frequently asked questions about 2 Liter

### What is the daily water goal for 2 Liter?

The daily goal for 2 Liter is to reach 2 Liters of water intake each day. This helps users maintain consistent hydration levels.

### How does 2 Liter track water intake?

2 Liter allows you to easily record your hydration level by simply clicking a button. The app is designed for quick and effortless logging.

### Can I see my past hydration records with 2 Liter?

Yes, your weekly and monthly hydration records are available to be checked within the app. This feature helps you monitor your progress over time.

### Does 2 Liter sync with Apple Health?

Yes, 2 Liter works with HealthKit to automatically store your water intake records in the Health app. This ensures your hydration data is centralized.

### Is 2 Liter available on Apple Watch?

Yes, 2 Liter is supported on your Apple Watch, allowing you to track your water intake conveniently from your wrist.

### What devices does 2 Liter support?

2 Liter supports iPhone, iPod, and Apple Watch devices. This provides flexibility for users to track their hydration across their Apple ecosystem.

### How often is 2 Liter updated?

The latest version of 2 Liter is 1.0.4, which was last updated on September 16, 2021. The app was initially released on March 19, 2021.

### What is the age rating for 2 Liter?

2 Liter has an age rating of 4+. This indicates it is suitable for a wide range of users, including children, for tracking water intake.

## Version history (last 5 releases)

### 1.0.4 — 2021-09-16

- Fixed bugs

### 1.0.3 — 2021-09-15

- Fixed bugs

### 1.0.2 — 2021-03-21

- Feature notification interval

### 1.0.1 — 2021-03-20

- bug fixed

### 1.0.0 — 2021-03-19

No release notes.

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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 2026-07-07.*