# Sponge Hydration vs UNION Cycle + Strength

The clearest difference is ads: Sponge Hydration at none against UNION Cycle + Strength's shown. Sponge Hydration also leads on monetization model (free vs ad-supported). On price, rating, review sentiment and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Sponge Hydration against 5.0 for UNION Cycle + Strength. Both are backed by a comparable volume of ratings — 8 and 17 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Sponge Hydration ships an update every 5 weeks, UNION Cycle + Strength every 3 weeks. The most recent releases landed on October 12, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Sponge Hydration | UNION Cycle + Strength |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/sponge-hydration/id6566195232/reviews) | [5.0 (17 ratings)](https://appshunter.io/ios/app/union-cycle-plus-strength/id6636516631/reviews) |
| Number of ratings | 8 | **17** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 14 MB | 34 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Christopher Eugene Miglio](https://appshunter.io/developer/1758759475) | [UNION Cycle LLC](https://appshunter.io/developer/1762925849) |

## What reviewers say

### Sponge Hydration

[App page](https://appshunter.io/ios/app/sponge-hydration/id6566195232)

Easily track your daily water intake with this intuitive tool. Sync your progress and maintain a clean, healthy lifestyle by monitoring your hydration levels.

**Highlights:** Water intake tracking, Data synchronization, Clean living focus, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### UNION Cycle + Strength

[App page](https://appshunter.io/ios/app/union-cycle-plus-strength/id6636516631)

This app offers a fitness community focused on indoor cycling and strength training. It allows users to view their accounts, check schedules, and book classes. The goal is to build physical, mental, and emotional strength through authentic support and personal growth.

**Highlights:** Indoor rhythmic cycling classes, Strength training sessions, Combined cycling and strength workouts, Class schedule viewing, Class booking, Community support

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Sponge Hydration free?

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

### Is UNION Cycle + Strength free?

UNION Cycle + Strength is free to download, with no in-app purchases.

### Which has better reviews, Sponge Hydration or UNION Cycle + Strength?

Sponge Hydration and UNION Cycle + Strength are both rated 5.0 out of 5 on the App Store, from 8 and 17 ratings respectively.

### Do Sponge Hydration or UNION Cycle + Strength have ads?

UNION Cycle + Strength shows ads; Sponge Hydration does not.

### Which is updated more often, Sponge Hydration or UNION Cycle + Strength?

Sponge Hydration ships an update every 5 weeks, and UNION Cycle + Strength every 3 weeks. Most recently, Sponge Hydration was updated on October 12, 2026 and UNION Cycle + Strength on September 26, 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.*