# VNSenergy vs Calion

The clearest difference is iOS requirement: VNSenergy at 8.0 against Calion's 12.4. 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 | VNSenergy | Calion |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Size | 59 MB | 42 MB |
| Requires iOS | **8.0** | 12.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [AsianPowerDevicesInc](https://appshunter.io/developer/1214788661) | [深圳市创力能电源有限公司](https://appshunter.io/developer/1886650403) |

## What reviewers say

### VNSenergy

[App page](https://appshunter.io/ios/app/vnsenergy/id6742780320)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calion

[App page](https://appshunter.io/ios/app/calion/id6760892111)

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

**In-app purchases:** none


## Frequently asked questions

### Is VNSenergy free?

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

### Is Calion free?

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

### Do VNSenergy or Calion have ads?

Neither VNSenergy nor Calion 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.*