# Tinnitus Sync vs HydraControl

The clearest difference is ads: Tinnitus Sync at none against HydraControl's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Tinnitus Sync sells 4 in-app purchases, starting at $4.99 per month and HydraControl sells 8 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Tinnitus Sync | HydraControl |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Size | 5 MB | 20 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Kevin Cureton](https://appshunter.io/developer/646788032) | [Bartłomiej Kedzierski](https://appshunter.io/developer/1799698923) |

## What reviewers say

### Tinnitus Sync

[App page](https://appshunter.io/ios/app/tinnitus-sync/id6773944312)

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Supporter | $4.99 | per month |
| Buy Me Coffee | $2.99 | one-time |
| Buy Me Lunch | $5.99 | one-time |
| Development Fund | $14.99 | one-time |


### HydraControl

[App page](https://appshunter.io/ios/app/hydracontrol-water-tracker/id6807375319)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $3.99 | per month |
| Yearly Pro | $34.99 | per year |
| Kropelek - Czapka | $0.99 | one-time |
| Kropelek — Okulary | $0.99 | one-time |
| Kropelek — Muszka | $0.99 | one-time |
| Kropelek — Korona | $1.99 | one-time |
| Kropelek — Szalik | $1.99 | one-time |
| Kropelek — Czapka Mikołaja | $1.99 | one-time |


## Frequently asked questions

### Is Tinnitus Sync free?

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

### Is HydraControl free?

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

### Do Tinnitus Sync or HydraControl have ads?

HydraControl shows ads; Tinnitus Sync 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.*