# VoltSense vs TIANXUN

The clearest difference is iOS requirement: TIANXUN at 13.0 against VoltSense'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 | VoltSense | TIANXUN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Size | 80 MB | 24 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Purpletail OU](https://appshunter.io/developer/1761328539) | [春来 胡](https://appshunter.io/developer/1825263158) |

## What reviewers say

### VoltSense

[App page](https://appshunter.io/ios/app/voltsense/id6621183757)

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

**In-app purchases:** none


### TIANXUN

[App page](https://appshunter.io/ios/app/tianxun/id6748607609)

**In-app purchases:** none


## Frequently asked questions

### Is VoltSense free?

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

### Is TIANXUN free?

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

### Do VoltSense or TIANXUN have ads?

Neither VoltSense nor TIANXUN 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.*