# Age Memory Skills vs Prolog Retro Notes

The clearest difference is review sentiment: Prolog Retro Notes at 100% against Age Memory Skills's 21%. Age Memory Skills's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Prolog Retro Notes sells 1 in-app purchase, starting at $0.99 per month. Age Memory Skills asks for nothing beyond the download.

Age Memory Skills ships an update every 16 months, Prolog Retro Notes every 9 months. The most recent releases landed on October 7, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Age Memory Skills | Prolog Retro Notes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/prolog-retro-notes-8-bit-memo/id6468677672/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 21.4% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 16 months | **Every 9 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 41 MB | 38 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [infinitysoftware Co.,Ltd](https://appshunter.io/developer/397323076) | [yasuhiro kojima](https://appshunter.io/developer/1244729145) |

## What reviewers say

### Age Memory Skills

[App page](https://appshunter.io/ios/app/age-memory-skills/id581037102)

Measure and train your memory age with this application. It helps combat age-related forgetfulness through engaging exercises. Track your progress and improve cognitive function.

**Highlights:** Measure memory age, Train memory, Combat forgetfulness, Track progress, Cognitive exercises

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

**In-app purchases:** none


### Prolog Retro Notes

[App page](https://appshunter.io/ios/app/prolog-retro-notes-8-bit-memo/id6468677672)

This app offers a unique note-taking experience with a retro 8-bit aesthetic. It allows users to record memos, track editing time, and even attach photos, all within a nostalgic, game-like interface. Level up your notes and enjoy a blast from the past.

**Highlights:** Retro 8-bit graphics, Memo recording, Playtime tracking, Level-based text progress, Photo attachment, Passcode lock (premium)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium plan | $0.99 | per month |


## Frequently asked questions

### Is Age Memory Skills free?

Age Memory Skills is free to download, with no in-app purchases.

### Is Prolog Retro Notes free?

Prolog Retro Notes is free to download, with in-app purchases available.

### Do Age Memory Skills or Prolog Retro Notes have ads?

Prolog Retro Notes shows ads; Age Memory Skills does not.

### Which is updated more often, Age Memory Skills or Prolog Retro Notes?

Age Memory Skills ships an update every 16 months, and Prolog Retro Notes every 9 months. Most recently, Age Memory Skills was updated on October 7, 2026 and Prolog Retro Notes on October 13, 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.*