# CHASS vs WiVolt

The clearest difference is update cadence: WiVolt at every 6 weeks against CHASS's every 8 months. WiVolt also leads on device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

CHASS ships an update every 8 months, WiVolt every 6 weeks. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | CHASS | WiVolt |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 8 months | **Every 6 weeks** |
| Size | 85 MB | 136 MB |
| Requires iOS | 15.6 | **14.1** |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CHARGING AS A SERVICE SpA](https://appshunter.io/developer/1706497110) | [wift](https://appshunter.io/developer/1661313094) |

## What reviewers say

### CHASS

[App page](https://appshunter.io/ios/app/chass/id6465249626)

**In-app purchases:** none


### WiVolt

[App page](https://appshunter.io/ios/app/wivolt/id6751044826)

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

**In-app purchases:** none


## Frequently asked questions

### Is CHASS free?

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

### Is WiVolt free?

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

### Which is updated more often, CHASS or WiVolt?

CHASS ships an update every 8 months, and WiVolt every 6 weeks. Most recently, CHASS was updated on October 6, 2026 and WiVolt on October 10, 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.*