# Memory Typer vs Greatest Common Divisor PRO

The clearest difference is price: Memory Typer at Free against Greatest Common Divisor PRO's $1.99. Greatest Common Divisor PRO's advantage is in-app purchases (none vs 2). On update cadence, ads, device support and iOS requirement there is nothing between them.

Memory Typer is free to download; Greatest Common Divisor PRO costs $1.99 up front. Memory Typer sells 2 in-app purchases, starting at $39.99 per year. Greatest Common Divisor PRO asks for nothing beyond the download.

Memory Typer ships an update every 2 months, Greatest Common Divisor PRO every 5 weeks. The most recent releases landed on November 4, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Memory Typer | Greatest Common Divisor PRO |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[3.2 (12 ratings)](https://appshunter.io/ios/app/memory-typer-memorize-easily/id1311866645/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 53.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Paid | — |
| Size | 47 MB | 179 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Millennial Apps, LLC](https://appshunter.io/developer/817220893) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Memory Typer

[App page](https://appshunter.io/ios/app/memory-typer-memorize-easily/id1311866645)

This app helps you memorize any text using a three-step process: typing, memorizing, and mastering. It features a smart review system that adjusts based on your progress and allows for manual schedule adjustments. You can input text by typing, copying and pasting, or scanning from physical sources using OCR.

**Highlights:** Type, memorize, and master content, Smart, adaptive review system, Copy/paste text input, OCR text scanning from images, Supports diverse memorization needs

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Memory Typer Annual | $39.99 | per year |
| Memory Typer Lifetime | $149.99 | one-time |


### Greatest Common Divisor PRO

[App page](https://appshunter.io/ios/app/greatest-common-divisor-pro/id6802801796)

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

**In-app purchases:** none


## Frequently asked questions

### Is Memory Typer free?

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

### Is Greatest Common Divisor PRO free?

Greatest Common Divisor PRO costs $1.99, with no in-app purchases.

### Do Memory Typer or Greatest Common Divisor PRO have ads?

Neither Memory Typer nor Greatest Common Divisor PRO shows ads.

### Which is updated more often, Memory Typer or Greatest Common Divisor PRO?

Memory Typer ships an update every 2 months, and Greatest Common Divisor PRO every 5 weeks. Most recently, Memory Typer was updated on November 4, 2026 and Greatest Common Divisor PRO on November 2, 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.*