# ZYNC vs AquaDrink

The clearest difference is in-app purchases: AquaDrink at none against ZYNC's 1. AquaDrink also leads on ads (none vs shown) and iOS requirement (13.0 vs 18.6). On price and device support there is nothing between them.

Both are free to download. ZYNC sells 1 one-off in-app purchase. AquaDrink asks for nothing beyond the download.

## The numbers

| Metric | ZYNC | AquaDrink |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Size | 6 MB | 20 MB |
| Requires iOS | 18.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Stefan Bartl-Tamesberger](https://appshunter.io/developer/1866231869) | [HOWARD ANDREW](https://appshunter.io/developer/1893720361) |

## What reviewers say

### ZYNC

[App page](https://appshunter.io/ios/app/zync-intervallfasten-tracker/id6758020495)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ZYNC Premium | $8.99 | one-time |


### AquaDrink

[App page](https://appshunter.io/ios/app/aquadrink/id6762301613)

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

**In-app purchases:** none


## Frequently asked questions

### Is ZYNC free?

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

### Is AquaDrink free?

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

### Do ZYNC or AquaDrink have ads?

ZYNC shows ads; AquaDrink does not.

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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.*