# NanoBattery vs TXBoard

The clearest difference is ads: NanoBattery at none against TXBoard's shown. TXBoard's advantage is iOS requirement (13.0 vs 17.6). On price, 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 | NanoBattery | TXBoard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 16 MB | 55 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Giovanni Outerleys](https://appshunter.io/developer/1557846953) | [Mianchi TianXin Technology Co., Ltd.](https://appshunter.io/developer/1812671073) |

## What reviewers say

### NanoBattery

[App page](https://appshunter.io/ios/app/nanobattery/id6756941302)

**Features:** macOS Compatibility

**In-app purchases:** none


### TXBoard

[App page](https://appshunter.io/ios/app/txboard/id6762167075)

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

**In-app purchases:** none


## Frequently asked questions

### Is NanoBattery free?

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

### Is TXBoard free?

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

### Do NanoBattery or TXBoard have ads?

TXBoard shows ads; NanoBattery does not.

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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.*