# Hydrate Easy vs Inner Citadel

The clearest difference is update cadence: Inner Citadel at every 10 days against Hydrate Easy's every 4 months. Inner Citadel also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Hydrate Easy ships an update every 4 months, Inner Citadel every 10 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Hydrate Easy | Inner Citadel |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hydrate-easy-water-tracker/id6759265596/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | Free | — |
| Size | 4 MB | 35 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Strickland](https://appshunter.io/developer/612532874) | [Christopher Innerarity](https://appshunter.io/developer/1881350957) |

## What reviewers say

### Hydrate Easy

[App page](https://appshunter.io/ios/app/hydrate-easy-water-tracker/id6759265596)

Easily track your daily water intake with simple logging and visual progress. Set personalized goals, receive timely reminders, and sync data with Apple Health. Customize the app's appearance to your preference.

**Highlights:** One-tap logging, Daily goal tracking, Customizable reminders, Apple Health integration, Home and Lock Screen widgets, Streak tracking

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Inner Citadel

[App page](https://appshunter.io/ios/app/inner-citadel/id6759868558)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hydrate Easy free?

Hydrate Easy is free to download, with no in-app purchases.

### Is Inner Citadel free?

Inner Citadel is free to download, with no in-app purchases.

### Do Hydrate Easy or Inner Citadel have ads?

Neither Hydrate Easy nor Inner Citadel shows ads.

### Which is updated more often, Hydrate Easy or Inner Citadel?

Hydrate Easy ships an update every 4 months, and Inner Citadel every 10 days. Most recently, Hydrate Easy was updated on October 28, 2026 and Inner Citadel on October 25, 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.*