# Gymsmart Pro vs HydraFill

The clearest difference is ads: Gymsmart Pro at none against HydraFill's shown. HydraFill's advantage is update cadence (every 2 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Gymsmart Pro ships an update every 3 weeks, HydraFill every 2 days. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Gymsmart Pro | HydraFill |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hydrafill-hydration-tracker/id6790350987/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 67 MB | 102 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [AJASYS TECHNOLOGIES](https://appshunter.io/developer/1791943146) | [Parthkumar Saliya](https://appshunter.io/developer/1895160511) |

## What reviewers say

### Gymsmart Pro

[App page](https://appshunter.io/ios/app/gymsmart-pro/id6740852378)

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

**In-app purchases:** none


### HydraFill

[App page](https://appshunter.io/ios/app/hydrafill-hydration-tracker/id6790350987)

Visualize your daily water intake with an animated body silhouette that fills up with each logged drink. Track various beverages, set personalized goals, and receive custom reminders to stay hydrated. Share your progress with engaging visualizations.

**Highlights:** Animated body visualization of hydration, Log 18+ drink types with custom icons, Set personalized daily hydration goals, Customizable drink reminders, Build daily streaks and earn badges, Sync with Apple Health, Track caffeine intake, Home screen widget for quick logging

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

**In-app purchases:** none


## Frequently asked questions

### Is Gymsmart Pro free?

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

### Is HydraFill free?

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

### Do Gymsmart Pro or HydraFill have ads?

HydraFill shows ads; Gymsmart Pro does not.

### Which is updated more often, Gymsmart Pro or HydraFill?

Gymsmart Pro ships an update every 3 weeks, and HydraFill every 2 days. Most recently, Gymsmart Pro was updated on October 24, 2026 and HydraFill on October 15, 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.*