ダンケ理科中学２年 vs PASSCODES
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ダンケ理科中学２年
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・問題を解きながら中学２年の理科を学習します。 ・入試準備に最適です。 ・多くの絵で楽しく学習できます。 ・１問１答では，正解削除機能により，間違った問題が繰り返し出題されます。 また，正誤履歴が自動的に記録されるので，間違った問題のみや特定の得点（例８０点）以下の問題のみ実行できます。
PASSCODES
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Aim for the world's number one instantaneous memory! Infinite Passcode is a super-simple game in which you simply memorize the passcode displayed on the screen and type it in. This game is perfect for activating the brain, improving memory, strengthening concentration. You can also see your memory rank in the world ranking. Please try it while you are on the move, in the middle of a boring meeting, or while waiting at the hospital!
Screenshots
Verdict
The clearest difference is in-app purchases: PASSCODES at none against ダンケ理科中学２年's 1. PASSCODES also leads on update cadence (every 2 months vs every 5 months). ダンケ理科中学２年's advantage is ads (none vs shown). On price, device support and iOS requirement 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. ダンケ理科中学２年 sells 1 one-off in-app purchase. PASSCODES asks for nothing beyond the download.
ダンケ理科中学２年 ships an update every 5 months, PASSCODES every 2 months. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.
| Parameter | ダンケ理科中学２年 | PASSCODES |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.2 | 17.0 — better |
| Further details — not scored | ||
| Size | 17 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Norio Takeda | KENICHI YAMAMOTO |
In-app purchases
ダンケ理科中学２年
- ゴールドコイン$7.99
PASSCODES
No in-app purchases
Questions
Is ダンケ理科中学２年 free?
Is PASSCODES free?
Do ダンケ理科中学２年 or PASSCODES have ads?
Which is updated more often, ダンケ理科中学２年 or PASSCODES?
Other comparisons
