Bach vs TeFormTrainer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bach
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Free audio guide in 11 languages and 3 accessible versions (easy German, German sign language, guided tour in German for the visually impaired). ABOUT THE BACH MUSEUM The Bach Museum is housed in a building once occupied by friends of the Bach family opposite St Thomas’s Church in Leipzig. The life and work of the great Baroque composer is celebrated in a permanent multimedia exhibition which is both inclusive and interactive. ABOUT THE AUDIO GUIDE The app provides an audio-visual tour of the entire Leipzig Bach Museum. It reveals much about Bach’s everyday life, his family, and the stages of his career. It presents compositions and musical instruments, includes samples of Bach’s music, and also explains the forensic activities of researchers exploring the life and times of Bach. The app provides a listening experience with a total length of two hours, including 50 minutes of music. BACH ONLINE; YOUR VISIT The app recommends interesting online resources for home or mobile use, and also contains everything you need to know about visiting the museum. CHOOSE YOUR FAVOURITE VERSION German, easy German, German sign language, tour in German for the visually impaired, English, French, Italian, Dutch, Polish, Russian, Spanish, Japanese, Chinese, Korean.
TeFormTrainer
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て-Form Trainer ist eine kostenlose Lern-App zum Üben der japanischen て-Form. Klare Regeln, Beispiele und interaktive Übungen unterstützen beim zielgerichteten Lernen. Unterstützte Sprachen: Deutsch, Englisch, Französisch, Spanisch Es stehen dir vier Übungsmodi zur Verfügung, mit denen du die Verbliste individuell festlegen kannst. 1. Zufällig: Aus einer festgelegten Liste von 100 JLPT-N5/N4-Verben wird eine definierte Anzahl an Verben zufällig ausgewählt. 2. Übe einen zusammenhängenden Abschnitt der Verbliste, indem du Start- und Endposition angibst. Die Reihenfolge entspricht der festen Listenstruktur. 3. Stelle bis zu drei eigene Datensätze mit gezielt ausgewählten Verben zusammen, die jederzeit wiederverwendet werden können. 4. Fehlerhafte Lösungen werden in einem eigenen Datensatz gespeichert, so dass diese Verben intensiv geübt werden können. Viel Freude und Erfolg beim Üben der japanischen te-Form!
Screenshots
Verdict
The clearest difference is update cadence: TeFormTrainer at every 2 days against Bach's every 5 months. Bach's advantage is iOS requirement (15.6 vs 17.6). 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.
Bach ships an update every 5 months, TeFormTrainer every 2 days. The most recent releases landed on March 12, 2026 and September 6, 2026 respectively.
| Parameter | Bach | TeFormTrainer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 38 MB | 2 MB |
| Age rating | 4+ | 9+ |
| Developer | Bach-Archiv Leipzig | Heinz Mattes |
In-app purchases
Bach
No in-app purchases
TeFormTrainer
No in-app purchases





