# Input Hydration vs Sleep Tracker

The clearest difference is update cadence: Input Hydration at daily against Sleep Tracker's monthly. Input Hydration also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Input Hydration ships an update daily, Sleep Tracker monthly. Both last shipped on October 30, 2026.

## The numbers

| Metric | Input Hydration | Sleep Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/input-hydration/id6670407777/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Monthly |
| Monetization | Free | — |
| Size | 1 MB | 179 MB |
| Requires iOS | 17.4 | 17.4 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Shafqat Rahman](https://appshunter.io/developer/1743700538) | [Identiq Infotech](https://appshunter.io/developer/1881019162) |

## What reviewers say

### Input Hydration

[App page](https://appshunter.io/ios/app/input-hydration/id6670407777)

Easily monitor your daily water intake with customizable goals and real-time progress tracking. View your consumption in ounces, liters, and gallons, with options for light and dark modes. Undo mistakes or reset entries effortlessly.

**Highlights:** Track daily water intake, Set personalized hydration goals, View progress in ounces, liters, gallons, Light and dark mode options, Undo and reset intake entries, Real-time visual progress tracker

**Features:** macOS Compatibility

**In-app purchases:** none


### Sleep Tracker

[App page](https://appshunter.io/ios/app/sleep-tracker-calm-and-meditate/id6752654569)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Input Hydration free?

Input Hydration is free to download, with no in-app purchases.

### Is Sleep Tracker free?

Sleep Tracker is free to download, with no in-app purchases.

### Do Input Hydration or Sleep Tracker have ads?

Neither Input Hydration nor Sleep Tracker shows ads.

### Which is updated more often, Input Hydration or Sleep Tracker?

Input Hydration ships an update daily, and Sleep Tracker monthly. Most recently, Input Hydration was updated on October 30, 2026 and Sleep Tracker on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*