# Clup vs HydroTally

The clearest difference is in-app purchases: Clup at none against HydroTally's 1. Clup also leads on ads (none vs shown) and update cadence (every 6 weeks vs every 5 months). On price and device support there is nothing between them.

Both are free to download. HydroTally sells 1 one-off in-app purchase. Clup asks for nothing beyond the download.

Clup ships an update every 6 weeks, HydroTally every 5 months. The most recent releases landed on September 21, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Clup | HydroTally |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 5 months |
| Size | 97 MB | 26 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Clup](https://appshunter.io/developer/1710807526) | [Ihar Pronka](https://appshunter.io/developer/1887236364) |

## What reviewers say

### Clup

[App page](https://appshunter.io/ios/app/clup/id6468891772)

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

**In-app purchases:** none


### HydroTally

[App page](https://appshunter.io/ios/app/hydrotally-water-tracker/id6762005743)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HydroTally Premium | $2.99 | one-time |


## Frequently asked questions

### Is Clup free?

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

### Is HydroTally free?

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

### Do Clup or HydroTally have ads?

HydroTally shows ads; Clup does not.

### Which is updated more often, Clup or HydroTally?

Clup ships an update every 6 weeks, and HydroTally every 5 months. Most recently, Clup was updated on September 21, 2026 and HydroTally on October 17, 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.*