# Aqualyser vs Charge Angels

The clearest difference is iOS requirement: Aqualyser at 13.0 against Charge Angels's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Aqualyser ships an update every 5 weeks, Charge Angels every 3 weeks. The most recent releases landed on October 15, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Aqualyser | Charge Angels |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 76 MB | 61 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [A4C sprl](https://appshunter.io/developer/1257067393) | [ChargeAngels](https://appshunter.io/developer/1119251154) |

## What reviewers say

### Aqualyser

[App page](https://appshunter.io/ios/app/aqualyser/id1512920908)

Easily care for your pond with this intuitive tool. Get detailed water analysis and expert advice to maintain clear, healthy water. Track your pond's evolution and share your findings.

**Highlights:** Add and manage your pond, Perform water analysis, Detailed parameter interpretation, Personalized improvement recommendations, Track water quality evolution, Share analysis results

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Charge Angels

[App page](https://appshunter.io/ios/app/charge-angels/id1622039522)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aqualyser free?

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

### Is Charge Angels free?

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

### Do Aqualyser or Charge Angels have ads?

Neither Aqualyser nor Charge Angels shows ads.

### Which is updated more often, Aqualyser or Charge Angels?

Aqualyser ships an update every 5 weeks, and Charge Angels every 3 weeks. Most recently, Aqualyser was updated on October 15, 2026 and Charge Angels on October 30, 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.*