Ebbinghaus vs Transpose Piano
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ebbinghaus
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English, Chinese, Japanese version are available! Ver1.9 ・画面遷移を簡単化する Ver1.8 ・カテゴリの利用履歴から再利用できる Ver1.7 ・ソースを編集できる Ver1.6 ・コンテンツの前後遷移しやすくなる Ver1.5 ・読み上げ機能を追加 Ver1.4 ・広告表示 Ver1.3 ・カテゴリーでコンテンツを管理する ・コンテンツのリーダビリティ向上 Ver1.2 Safariから保存したコンテンツを ・直接アプリ内で閲覧 ・シェア ・リンクをコピー Ver1.1 機能追加： １.Safari、写真アプリからコンテンツを簡単作成 ２.Universal Linkでコンテンツを簡単シェア ３.コンテンツが公開しないように設定可能 4.コンテンツの言語設定を追加 Ver1.0 エビングハウスの忘却曲線で分かる、最適な復習のタイミング！ 勉強した内容を記録し、エビングハウスの忘却曲線の最適な復習のタイミングで復習通知する！
Transpose Piano
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Transpose Piano requires a Monthly Premium auto-renewable subscription to access the piano and transposition features. Users receive a 7-day free trial. After the trial, the subscription renews at $4.99 per month (or the equivalent price in your region) unless canceled. Payment is charged to your Apple ID account. Cancel anytime in your App Store account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Ebbinghaus at none against Transpose Piano's 1. Ebbinghaus also leads on iOS requirement (9.0 vs 16.0). On price, update cadence, ads 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. Transpose Piano sells 1 in-app purchase, starting at $4.99 per month. Ebbinghaus asks for nothing beyond the download.
Ebbinghaus ships an update every 6 weeks, Transpose Piano every 3 weeks. The most recent releases landed on October 4, 2026 and October 6, 2026 respectively.
| Parameter | Ebbinghaus | Transpose Piano |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 9.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 40 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | B&T Solutions Inc. | 晨 黄 |
In-app purchases
Ebbinghaus
No in-app purchases
Transpose Piano
- Transpose Piano Monthly7 Days trial$4.991 Month
Questions
Is Ebbinghaus free?
Is Transpose Piano free?
Do Ebbinghaus or Transpose Piano have ads?
Which is updated more often, Ebbinghaus or Transpose Piano?
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