# Austa Smart vs Chargium

The clearest difference is iOS requirement: Austa Smart at 12.0 against Chargium's 15.6. 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.

## The numbers

| Metric | Austa Smart | Chargium |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Size | 28 MB | 115 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Ningbo Osda Solar Co., Ltd.](https://appshunter.io/developer/1696929762) | [Evoltsoft Technologies Private Limted](https://appshunter.io/developer/1723389563) |

## What reviewers say

### Austa Smart

[App page](https://appshunter.io/ios/app/austa-smart/id6743460819)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chargium

[App page](https://appshunter.io/ios/app/chargium/id6767569016)

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

**In-app purchases:** none


## Frequently asked questions

### Is Austa Smart free?

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

### Is Chargium free?

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

### Do Austa Smart or Chargium have ads?

Neither Austa Smart nor Chargium shows ads.

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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.*