# 红杉通V8 vs CmEcho

The clearest difference is device support: CmEcho at 4 against 红杉通V8's —. 红杉通V8's advantage is iOS requirement (11.0 vs 13.0). 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 | 红杉通V8 | CmEcho |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cmecho/id6756966210/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 3 days |
| Monetization | — | Free |
| Size | 31 MB | 64 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | — | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou HongShanYunPeng  Information Technology Co., Ltd.](https://appshunter.io/developer/1480201290) | [Lechang Luke Cheng](https://appshunter.io/developer/1813409332) |

## What reviewers say

### 红杉通V8

[App page](https://appshunter.io/ios/app/v8/id1589575959)

**In-app purchases:** none


### CmEcho

[App page](https://appshunter.io/ios/app/cmecho/id6756966210)

This app offers secure video conferencing and instant messaging with a focus on privacy. It supports one-on-one and group calls, file sharing, and encrypted communication for personal and professional use.

**Highlights:** One-on-one HD video calls, Group video conferencing, Private and group chats, Text, image, and voice messaging, File sharing, Encrypted communication

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 红杉通V8 free?

红杉通V8 is free to download, with no in-app purchases.

### Is CmEcho free?

CmEcho 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.*