# Keep Charged vs Aquarela Smart

The clearest difference is iOS requirement: Keep Charged at 11.0 against Aquarela Smart's 16.0. 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.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 11, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Keep Charged | Aquarela Smart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 17 MB | 221 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Gold Cell Service Manutencao de Celulares Ltda](https://appshunter.io/developer/1463195252) | [Almah Sistemas](https://appshunter.io/developer/1470761897) |

## What reviewers say

### Keep Charged

[App page](https://appshunter.io/ios/app/keep-charged/id1466294136)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aquarela Smart

[App page](https://appshunter.io/ios/app/aquarela-smart/id6502952930)

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

**In-app purchases:** none


## Frequently asked questions

### Is Keep Charged free?

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

### Is Aquarela Smart free?

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

### Do Keep Charged or Aquarela Smart have ads?

Neither Keep Charged nor Aquarela Smart shows ads.

### Which is updated more often, Keep Charged or Aquarela Smart?

Keep Charged ships an update every 2 months, and Aquarela Smart every 2 months. Most recently, Keep Charged was updated on September 11, 2026 and Aquarela Smart on September 5, 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.*