# JFT vs 51连环

The clearest difference is iOS requirement: 51连环 at 8.0 against JFT's 10.0. 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 | JFT | 51连环 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Daily |
| Size | 45 MB | 30 MB |
| Requires iOS | 10.0 | **8.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [胜 邓](https://appshunter.io/developer/1368398791) | [上海曜宁信息科技有限公司](https://appshunter.io/developer/1271993596) |

## What reviewers say

### JFT

[App page](https://appshunter.io/ios/app/jft-app/id6449873417)

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

**In-app purchases:** none


### 51连环

[App page](https://appshunter.io/ios/app/51/id6502535452)

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

**In-app purchases:** none


## Frequently asked questions

### Is JFT free?

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

### Is 51连环 free?

51连环 is free to download, with no in-app purchases.

### Do JFT or 51连环 have ads?

Neither JFT nor 51连环 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.*