# 石头阅读 vs NaNa电池寿命助手

The clearest difference is price: 石头阅读 at Free against NaNa电池寿命助手's $0.99. 石头阅读 also leads on iOS requirement (12.0 vs 26.1). NaNa电池寿命助手's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

石头阅读 is free to download; NaNa电池寿命助手 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 石头阅读 | NaNa电池寿命助手 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.5 (164 ratings)](https://appshunter.io/ios/app/id6475376125/reviews)** | — |
| Number of ratings | **164** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Size | 73 MB | 5 MB |
| Requires iOS | **12.0** | 26.1 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [磊 于](https://appshunter.io/developer/1723714181) | [宝珍 杜](https://appshunter.io/developer/1825073574) |

## What reviewers say

### 石头阅读

[App page](https://appshunter.io/ios/app/id6475376125)

**Features:** macOS Compatibility

**In-app purchases:** none


### NaNa电池寿命助手

[App page](https://appshunter.io/ios/app/nana/id6756200127)

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

**In-app purchases:** none


## Frequently asked questions

### Is 石头阅读 free?

石头阅读 is free to download, with no in-app purchases.

### Is NaNa电池寿命助手 free?

NaNa电池寿命助手 costs $0.99, with no in-app purchases.

### Do 石头阅读 or NaNa电池寿命助手 have ads?

石头阅读 shows ads; NaNa电池寿命助手 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.*