# HydraFlow vs Moja Voda

The clearest difference is in-app purchases: HydraFlow at none against Moja Voda's 1. On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Moja Voda sells 1 one-off in-app purchase. HydraFlow asks for nothing beyond the download.

HydraFlow ships an update every 2 months, Moja Voda every 5 weeks. The most recent releases landed on September 9, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | HydraFlow | Moja Voda |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 2 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone** | — |
| Age rating | 4+ | 4+ |
| Developer | [SADIK SAZDAGI](https://appshunter.io/developer/1883520486) | [IVAN BOBAN](https://appshunter.io/developer/1882842325) |

## What reviewers say

### HydraFlow

[App page](https://appshunter.io/ios/app/hydraflow-water-tracker/id6760320407)

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

**In-app purchases:** none


### Moja Voda

[App page](https://appshunter.io/ios/app/moja-voda/id6760581643)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MojaVoda Premium | $4.99 | one-time |


## Frequently asked questions

### Is HydraFlow free?

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

### Is Moja Voda free?

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

### Which is updated more often, HydraFlow or Moja Voda?

HydraFlow ships an update every 2 months, and Moja Voda every 5 weeks. Most recently, HydraFlow was updated on September 9, 2026 and Moja Voda on September 13, 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.*