# HydraGuard vs FlipFlow

The clearest difference is ads: FlipFlow at none against HydraGuard's shown. FlipFlow also leads on update cadence (daily vs every 4 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. HydraGuard sells 2 in-app purchases, starting at $1.99 per 7 days and FlipFlow sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

HydraGuard ships an update every 4 days, FlipFlow daily. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | HydraGuard | FlipFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/hydraguard-water-tracker/id6743499699/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 15 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Umut Acerbatimur](https://appshunter.io/developer/1501977272) | [Mehmet Nuri OZDEMIR](https://appshunter.io/developer/1883375796) |

## What reviewers say

### HydraGuard

[App page](https://appshunter.io/ios/app/hydraguard-water-tracker/id6743499699)

This app uses a unique proof-based system to ensure you stay hydrated. It locks your other apps until you drink water and take a photo as verification, while also allowing you to care for a virtual pet fish that thrives on your consistent water intake.

**Highlights:** Drink and unlock apps with photo proof, Care for a virtual pet fish, Personalized smart water reminders, Track hydration progress and streaks, Earn rewards and unlock customizations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HydraGuard Premium | $1.99 | per 7 days |
| HydraGuard Premium | $4.99 | per month |


### FlipFlow

[App page](https://appshunter.io/ios/app/flipflow-reset/id6760669583)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlipFlow Pro Monthly | $9.99 | per month |
| FlipFlow Pro Yearly | $59.99 | per year |


## Frequently asked questions

### Is HydraGuard free?

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

### Is FlipFlow free?

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

### Do HydraGuard or FlipFlow have ads?

HydraGuard shows ads; FlipFlow does not.

### Which is updated more often, HydraGuard or FlipFlow?

HydraGuard ships an update every 4 days, and FlipFlow daily. Most recently, HydraGuard was updated on October 24, 2026 and FlipFlow on October 8, 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.*