Short Term Memory vs 言葉壊しストレス発散 もっかい！
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Short Term Memory
This app offers a straightforward memory training game designed to help users maintain and improve their cognitive abilities. It features levels that increase in difficulty, challenging players to memorize an expanding number of cute illustrations. It's ideal for intellectual training and potentially preventing cognitive decline.
- Memory improvement exercises
- Intellectual training
- Dementia prevention focus
- Cute illustration memorization
- Progressive difficulty levels
- Up to 20 illustrations to memorize
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◆ What is this game? Memorize the illustrations shown on screen, then pick them out from a large collection — a simple short-term memory test. 130 cute illustrations (animals, food, everyday items, and more) appear as questions. The number of illustrations to memorize increases with each level. ◆ Two Game Modes [Free Mode] - No time limit — play at your own pace - 20 levels (Lv.1: 2 items — Lv.20: 40 items) - Unlimited plays - Track your best times and beat your personal records [Challenge Mode] - Timed test for a real challenge - Play once per day (unlimited with Premium) - Rank system starting from 9th Kyu — how high can you go? ◆ Perfect for - Kids' cognitive development and learning - Adults looking for brain training - Seniors maintaining cognitive function - Anyone wanting to improve short-term memory - A quick daily brain exercise ◆ Features - Simple rules anyone can pick up instantly - Cute illustrations enjoyable for all ages - Calendar view to track your daily progress - Relaxing BGM while you play ◆ Premium Plan (Monthly Subscription) - Unlimited Challenge Mode - All Free Mode levels unlocked - Ad-free experience ◆ Requirements - iOS 15.0 or later Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms of Service: https://ferrety.app/work/memory/terms.html Privacy Policy: https://ferrety.app/privacy-policy/
言葉壊しストレス発散 もっかい！
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頭から離れない嫌な言葉。 何度も繰り返すモヤモヤした感情。 だったら、壊そう。『もっかい！』で溜まったイライラを言葉にして画面にぶつける！ タップ・スライド・叩いて、文字が揺れて軋んで粉々に... 整理も反省もいらない。ただ壊すだけで、不思議とスッキリ こんな時にピッタリ ・感情が爆発しそう ・言葉に振り回されてる ・すぐに切り替えたい ・何も考えず壊したい 簡単3ステップ 1.気持ちを言葉にする 2.触って壊す（壊れ方・音・感触がリアル！） 3.何も残らずスッキリ 後で壊すために置いておく機能も搭載。 モヤモヤを粉々にして、息抜きしよう！ 【アプリ利用規約】 https://technoteswithdiary.com/mokkai-terms/ 【プライバシーポリシー】 https://technoteswithdiary.com/mokkai-privacypolicy/
Screenshots
Verdict
The clearest difference is in-app purchases: 言葉壊しストレス発散 もっかい！ at none against Short Term Memory's 1. 言葉壊しストレス発散 もっかい！ also leads on ads (none vs shown) and update cadence (every 3 days vs every 4 months). On price 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. Short Term Memory sells 1 in-app purchase, starting at $0.99 per month. 言葉壊しストレス発散 もっかい！ asks for nothing beyond the download.
Short Term Memory ships an update every 4 months, 言葉壊しストレス発散 もっかい！ every 3 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.
| Parameter | Short Term Memory | 言葉壊しストレス発散 もっかい！ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (1.1K ratings) — better | — |
| Positive reviews | 70.0% of reviews | — |
| Number of ratings | 1.1K — better | — |
| Update frequency | Every 4 months | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 164 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | ferrety inc. | Yuto Okuda |
Bugs and requests
Short Term Memory
Reported bugs
3 issues- Images from previous screen not appearing in find screen
- Timer issues
- Scrolling problems causing accidental taps
Requested features
3 requests- More customization options
- Ad-free paid version
- Improved graphics
言葉壊しストレス発散 もっかい！
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Short Term Memory
- Premium Plan$0.991 Month
言葉壊しストレス発散 もっかい！
No in-app purchases
Questions
Is Short Term Memory free?
Is 言葉壊しストレス発散 もっかい！ free?
Do Short Term Memory or 言葉壊しストレス発散 もっかい！ have ads?
Which is updated more often, Short Term Memory or 言葉壊しストレス発散 もっかい！?
Other comparisons
