# Just Dancing vs HydroLoop

The clearest difference is in-app purchases: Just Dancing at none against HydroLoop's 2. Just Dancing also leads on iOS requirement (15.1 vs 17.0). HydroLoop's advantage is update cadence (monthly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. HydroLoop sells 2 in-app purchases, starting at $1.99 per month. Just Dancing asks for nothing beyond the download.

Just Dancing ships an update every 2 months, HydroLoop monthly. Both last shipped on October 31, 2026.

## The numbers

| Metric | Just Dancing | HydroLoop |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hydroloop-water-tracker/id6782740767/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Freemium |
| Size | 88 MB | 5 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Spotbee, Inc.](https://appshunter.io/developer/1465231993) | [MALCOLM VINCENT GERARD](https://appshunter.io/developer/6782740769) |

## What reviewers say

### Just Dancing

[App page](https://appshunter.io/ios/app/just-dancing/id6759579425)

**Features:** Apple Wallet

**In-app purchases:** none


### HydroLoop

[App page](https://appshunter.io/ios/app/hydroloop-water-tracker/id6782740767)

This app gamifies hydration by letting you watch a 3D bottle fill with each sip. It offers personalized daily goals, tracks various beverages, and uses streaks to motivate users. Syncs with Apple Health and provides widgets for easy access.

**Highlights:** Living 3D bottle visualization, Personalized daily hydration goals, Streak tracking and rewards, Logging of various beverage types, Apple Health integration, Home/Lock Screen widgets

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HydroLoop+ Monthly | $1.99 | per month |
| HydroLoop+ Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Just Dancing free?

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

### Is HydroLoop free?

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

### Do Just Dancing or HydroLoop have ads?

Neither Just Dancing nor HydroLoop shows ads.

### Which is updated more often, Just Dancing or HydroLoop?

Just Dancing ships an update every 2 months, and HydroLoop monthly. Most recently, Just Dancing was updated on October 31, 2026 and HydroLoop on October 31, 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.*