# Pre vs WabunMorsePro

The clearest difference is price: Pre at Free against WabunMorsePro's $2.99. WabunMorsePro's advantage is in-app purchases (none vs 1) and update cadence (every 5 weeks vs every 31 months). On ads and device support there is nothing between them.

Pre is free to download; WabunMorsePro costs $2.99 up front. Pre sells 1 in-app purchase, starting at $4.99 per month. WabunMorsePro asks for nothing beyond the download.

Pre ships an update every 31 months, WabunMorsePro every 5 weeks. The most recent releases landed on November 8, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Pre | WabunMorsePro |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 5 weeks** |
| Monetization | — | Paid |
| Size | 296 MB | 11 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Math Galaxy](https://appshunter.io/developer/500490521) | [koji kamogawa](https://appshunter.io/developer/1488210713) |

## What reviewers say

### Pre

[App page](https://appshunter.io/ios/app/pre-algebra-fundamentals/id551027794)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PreAlgebra - Math Galaxy | $4.99 | per month |


### WabunMorsePro

[App page](https://appshunter.io/ios/app/wabunmorsepro/id1577083481)

Learn Japanese KANA-based Morse code with this comprehensive practice app. It offers step-by-step lessons, random generation for reception practice, and customizable audio settings. Additional features include reverb, noise simulation, and various keying methods for realistic training.

**Highlights:** KANA Morse code learning, Step-by-step study modules, Random generation for reception practice, Customizable playback speed and tone, Reverb and noise simulation, Multiple keying methods, Adjustable sound training

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pre free?

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

### Is WabunMorsePro free?

WabunMorsePro costs $2.99, with no in-app purchases.

### Do Pre or WabunMorsePro have ads?

Neither Pre nor WabunMorsePro shows ads.

### Which is updated more often, Pre or WabunMorsePro?

Pre ships an update every 31 months, and WabunMorsePro every 5 weeks. Most recently, Pre was updated on November 8, 2026 and WabunMorsePro on November 3, 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.*