# CPM Service Center vs TestGo Client

The clearest difference is iOS requirement: CPM Service Center at 13.0 against TestGo Client's 15.0. On price, update cadence, ads 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.

CPM Service Center ships an update every 3 weeks, TestGo Client fortnightly. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | CPM Service Center | TestGo Client |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Size | 70 MB | 46 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [com.CloudSoft5.ERP](https://appshunter.io/developer/1422490126) | [devansh lab werks](https://appshunter.io/developer/1711151090) |

## What reviewers say

### CPM Service Center

[App page](https://appshunter.io/ios/app/cpm-service-center/id6760607299)

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

**In-app purchases:** none


### TestGo Client

[App page](https://appshunter.io/ios/app/testgo-client/id6766844753)

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

**In-app purchases:** none


## Frequently asked questions

### Is CPM Service Center free?

CPM Service Center is free to download, with no in-app purchases.

### Is TestGo Client free?

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

### Do CPM Service Center or TestGo Client have ads?

Neither CPM Service Center nor TestGo Client shows ads.

### Which is updated more often, CPM Service Center or TestGo Client?

CPM Service Center ships an update every 3 weeks, and TestGo Client fortnightly. Most recently, CPM Service Center was updated on November 9, 2026 and TestGo Client on November 5, 2026.

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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.*