# CPP Payroll Exam by Rocket vs MTP Morse Machine

The clearest difference is in-app purchases: MTP Morse Machine at none against CPP Payroll Exam by Rocket's 6. MTP Morse Machine also leads on update cadence (every 5 weeks vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CPP Payroll Exam by Rocket sells 6 in-app purchases, starting at $8.99 per 7 days. MTP Morse Machine asks for nothing beyond the download.

CPP Payroll Exam by Rocket ships an update every 6 months, MTP Morse Machine every 5 weeks. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | CPP Payroll Exam by Rocket | MTP Morse Machine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/mtp-morse-machine/id6758011352/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 46 MB | 49 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Darya Pyzhyk](https://appshunter.io/developer/1799009188) | [Oliver Bross](https://appshunter.io/developer/1859081127) |

## What reviewers say

### CPP Payroll Exam by Rocket

[App page](https://appshunter.io/ios/app/cpp-payroll-exam-by-rocket/id6749953098)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CPP Weekly Full Access | $8.99 | per 7 days |
| CPP Monthly Full Access | $22.99 | per month |
| CPP Monthly Full Access | $22.99 | per month |
| CPP_mock_tries_1 | $4.99 | one-time |
| CPP_mock_tries_3 | $9.99 | one-time |
| CPP_mock_tries_5 | $14.99 | one-time |


### MTP Morse Machine

[App page](https://appshunter.io/ios/app/mtp-morse-machine/id6758011352)

This adaptive trainer helps you master Morse code by focusing on characters you struggle with. It adjusts practice sessions based on your performance, ensuring efficient learning and balanced skill development. Ideal for operators seeking targeted reinforcement and improved decoding accuracy.

**Highlights:** Adaptive learning based on performance, Focuses on missed characters, Adjusts practice sessions dynamically, Supports custom lesson ranges and character sets, Provides feedback on accuracy and timing, Clean, distraction-free interface

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

**In-app purchases:** none


## Frequently asked questions

### Is CPP Payroll Exam by Rocket free?

CPP Payroll Exam by Rocket is free to download, with in-app purchases available.

### Is MTP Morse Machine free?

MTP Morse Machine is free to download, with no in-app purchases.

### Do CPP Payroll Exam by Rocket or MTP Morse Machine have ads?

Neither CPP Payroll Exam by Rocket nor MTP Morse Machine shows ads.

### Which is updated more often, CPP Payroll Exam by Rocket or MTP Morse Machine?

CPP Payroll Exam by Rocket ships an update every 6 months, and MTP Morse Machine every 5 weeks. Most recently, CPP Payroll Exam by Rocket was updated on October 4, 2026 and MTP Morse Machine on October 7, 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.*