# HydroApp vs Sukr

The clearest difference is in-app purchases: HydroApp at none against Sukr's 4. HydroApp also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.4). Sukr's advantage is update cadence (every 4 days vs every 20 months). On price and device support there is nothing between them.

Both are free to download. Sukr sells 4 in-app purchases, starting at $11.99 per month. HydroApp asks for nothing beyond the download.

HydroApp ships an update every 20 months, Sukr every 4 days. The most recent releases landed on September 13, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | HydroApp | Sukr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sukr-quit-sugar-tracker/id6781689324/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 20 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 80 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TETE EN L'AIR](https://appshunter.io/developer/1446541556) | [Guillaume Coudreuse](https://appshunter.io/developer/1860486293) |

## What reviewers say

### HydroApp

[App page](https://appshunter.io/ios/app/hydroapp/id1446541557)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sukr

[App page](https://appshunter.io/ios/app/sukr-quit-sugar-tracker/id6781689324)

This program helps you break free from sugar dependence with daily lessons and actionable steps. It offers tools to understand your cravings, estimate sugar content in food, and manage urges effectively without judgment or calorie counting.

**Highlights:** 58-day guided program, Daily 2-minute lessons and actions, Sugar content estimation (SukrLens), SOS button for cravings, Streak protection with freeze tokens, Daily check-in for triggers and insights, Support circle for friends

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sukr Premium - Mensuel | $11.99 | per month |
| Sukr Premium - Annuel | $22.99 | per year |
| Sukr Premium - Annuel | $29.99 | per year |
| Sukr Premium - Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is HydroApp free?

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

### Is Sukr free?

Sukr is free to download, with in-app purchases available.

### Do HydroApp or Sukr have ads?

Sukr shows ads; HydroApp does not.

### Which is updated more often, HydroApp or Sukr?

HydroApp ships an update every 20 months, and Sukr every 4 days. Most recently, HydroApp was updated on September 13, 2026 and Sukr on September 12, 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.*