# NanoBattery vs WristLeaf

The clearest difference is price: NanoBattery at Free against WristLeaf's $0.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

NanoBattery is free to download; WristLeaf costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | NanoBattery | WristLeaf |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 16 MB | 3 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [Giovanni Outerleys](https://appshunter.io/developer/1557846953) | [鑫 白](https://appshunter.io/developer/1792208860) |

## What reviewers say

### NanoBattery

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

**Features:** macOS Compatibility

**In-app purchases:** none


### WristLeaf

[App page](https://appshunter.io/ios/app/wristleaf/id6759858720)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NanoBattery free?

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

### Is WristLeaf free?

WristLeaf costs $0.99, with no in-app purchases.

### Do NanoBattery or WristLeaf have ads?

Neither NanoBattery nor WristLeaf 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.*