# HPV Series Control vs Aquasol App

The clearest difference is update cadence: Aquasol App at every 3 months against HPV Series Control's every 13 months. Aquasol App also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

HPV Series Control ships an update every 13 months, Aquasol App every 3 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | HPV Series Control | Aquasol App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 months** |
| Size | 46 MB | 32 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Total Home Environment Ltd](https://appshunter.io/developer/1535462049) | [Cotherm](https://appshunter.io/developer/1472147592) |

## What reviewers say

### HPV Series Control

[App page](https://appshunter.io/ios/app/hpv-series-control/id1535462047)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aquasol App

[App page](https://appshunter.io/ios/app/aquasol-app/id6736780280)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HPV Series Control free?

HPV Series Control is free to download, with no in-app purchases.

### Is Aquasol App free?

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

### Do HPV Series Control or Aquasol App have ads?

Neither HPV Series Control nor Aquasol App shows ads.

### Which is updated more often, HPV Series Control or Aquasol App?

HPV Series Control ships an update every 13 months, and Aquasol App every 3 months. Most recently, HPV Series Control was updated on November 3, 2026 and Aquasol App on November 4, 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.*