# bigstone vs EZI

The clearest difference is device support: EZI at 2 against bigstone's —. bigstone's advantage is iOS requirement (9.0 vs 15.5). On price and in-app purchases 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 | bigstone | EZI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 10 months |
| Size | 17 MB | 144 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Nanjing Bigstone Electronic & Technology Co.,Ltd](https://appshunter.io/developer/1440586915) | [SHANGHAI EZICITI ENERGY TECH CO., LTD.](https://appshunter.io/developer/1779640432) |

## What reviewers say

### bigstone

[App page](https://appshunter.io/ios/app/bigstone/id6444907763)

**In-app purchases:** none


### EZI

[App page](https://appshunter.io/ios/app/ezi/id6738161290)

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

**In-app purchases:** none


## Frequently asked questions

### Is bigstone free?

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

### Is EZI free?

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

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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.*