# Rock’s Gym洛克健身房 vs EchoVision

The clearest difference is in-app purchases: Rock’s Gym洛克健身房 at none against EchoVision's 2. Rock’s Gym洛克健身房 also leads on iOS requirement (15.6 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. EchoVision sells 2 in-app purchases, starting at $9.99 per month. Rock’s Gym洛克健身房 asks for nothing beyond the download.

## The numbers

| Metric | Rock’s Gym洛克健身房 | EchoVision |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 85 MB | 3 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [CLOUDGEM LIMITED](https://appshunter.io/developer/1852719825) | [NIYE LI](https://appshunter.io/developer/1892010541) |

## What reviewers say

### Rock’s Gym洛克健身房

[App page](https://appshunter.io/ios/app/rocks-gym/id1616998943)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### EchoVision

[App page](https://appshunter.io/ios/app/echovision/id6761906918)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 顯化實踐者 | $9.99 | per month |
| 卓越造物主 | $19.99 | per month |


## Frequently asked questions

### Is Rock’s Gym洛克健身房 free?

Rock’s Gym洛克健身房 is free to download, with no in-app purchases.

### Is EchoVision free?

EchoVision is free to download, with in-app purchases available.

### Do Rock’s Gym洛克健身房 or EchoVision have ads?

Neither Rock’s Gym洛克健身房 nor EchoVision 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.*