RemNum 〜 数字を暗記するだけのアプリ vs azMemo
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
RemNum 〜 数字を暗記するだけのアプリ
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This is an app that only memorizes numbers. This app displays numbers one character at a time in order, so all you have to do is memorize and enter them. Use it for memory training.
azMemo
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This is an App developed by azSystems with the aim of creating an educational application and exercising cognitive processes for all ages. It is based on the common memory game, which can be configured to use groups of images depending on the objective sought with its use, For example, a Group called "Family" can be created which will contain images of the family, in order for the user to identify the different members of their family. Other groups could be created "Animals", "Numbers", "Letters", "Colors", "Geometric Figures"...
Screenshots
Verdict
The clearest difference is update cadence: RemNum 〜 数字を暗記するだけのアプリ at every 3 weeks against azMemo's every 6 weeks. RemNum 〜 数字を暗記するだけのアプリ also leads on iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
RemNum 〜 数字を暗記するだけのアプリ ships an update every 3 weeks, azMemo every 6 weeks. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.
| Parameter | RemNum 〜 数字を暗記するだけのアプリ | azMemo |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 48 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | yoshitomo ishii | Hector Alcala |
In-app purchases
RemNum 〜 数字を暗記するだけのアプリ
No in-app purchases
azMemo
No in-app purchases









