MemoMemo vs MENTAL STAR
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MemoMemo
This app helps users learn English through a structured approach. It begins with vocabulary acquisition using visual aids, progresses to conversational practice, and then introduces grammar concepts. The goal is to build comprehensive language skills.
- Vocabulary learning with pictures and symbols
- Speaking practice
- Grammar instruction
- Structured learning path
- Visual learning aids
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1. First learn words (in this App with pictures and symbols) 2. Speak the language with people 3. Now start learning gramma http://luftrennen.de EULA: https://www.apple.com/legal/macapps/stdeula/
MENTAL STAR
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MENTAL STAR may change your mind and your memory. Select any title which attracts you, and the relevant words move in various patterns. When you want to switch your mindset, just watch the words go round and round. Or that you like to memorize a series of words... Or even that you cannot decide what to eat... You can also create your original words set to drive in motions. Number of Japanese titles and a few Chinese titles are preset.
Screenshots
Verdict
The clearest difference is update cadence: MENTAL STAR at every 2 days against MemoMemo's every 3 weeks. 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. MemoMemo sells 2 in-app purchases, starting at $0.99 per year and MENTAL STAR sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
MemoMemo ships an update every 3 weeks, MENTAL STAR every 2 days. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.
| Parameter | MemoMemo | MENTAL STAR |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.0 | 17.4 — better |
| Further details — not scored | ||
| Size | 5 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | Ulrich Pade | Sasagawa Yoshihiro |
In-app purchases
MemoMemo
- start free14 Days trial$0.991 Year
- English$1.99
MENTAL STAR
- FASTER and SLOWER$5.99
- NO ADS$9.99
- MORE WORDS in NEW and EDIT$19.99
