# 捷电通 vs S Series

The clearest difference is device support: 捷电通 at 2 against S Series's —. On price, in-app purchases and iOS requirement 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 | 捷电通 | S Series |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 2 months | — |
| Size | 157 MB | 70 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [Guangzhou Jiediantong Comprehensive Energy Co.,Ltd.](https://appshunter.io/developer/1509664640) | [Nutech Instruments, Inc.](https://appshunter.io/developer/1529309579) |

## What reviewers say

### 捷电通

[App page](https://appshunter.io/ios/app/id1509664641)

**Features:** macOS Compatibility

**In-app purchases:** none


### S Series

[App page](https://appshunter.io/ios/app/s-series/id6651826820)

**In-app purchases:** none


## Frequently asked questions

### Is 捷电通 free?

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

### Is S Series free?

S Series 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.*