# CMRP Study Guide vs CMRP Maintenance Reliability

The clearest difference is iOS requirement: CMRP Maintenance Reliability at 13.0 against CMRP Study Guide's 15.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CMRP Study Guide sells 1 in-app purchase, starting at $2.99 per month and CMRP Maintenance Reliability sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | CMRP Study Guide | CMRP Maintenance Reliability |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 18 MB | 26 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DMP ENTERPRISE LLC](https://appshunter.io/developer/1808322033) | [FLY SKY PTY LTD](https://appshunter.io/developer/1838696534) |

## What reviewers say

### CMRP Study Guide

[App page](https://appshunter.io/ios/app/cmrp-study-guide-maintenance/id6775045271)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro membership | $2.99 | per month |


### CMRP Maintenance Reliability

[App page](https://appshunter.io/ios/app/cmrp-maintenance-reliability/id6782452843)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Certified Maintenance & Reliab | $6.99 | per 7 days |
| Certified Maintenance & Reliab | $16.99 | per month |
| Certified Maintenance & Reliab | $69.99 | one-time |


## Frequently asked questions

### Is CMRP Study Guide free?

CMRP Study Guide is free to download, with in-app purchases available.

### Is CMRP Maintenance Reliability free?

CMRP Maintenance Reliability is free to download, with in-app purchases available.

### Do CMRP Study Guide or CMRP Maintenance Reliability have ads?

Neither CMRP Study Guide nor CMRP Maintenance Reliability 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.*