21K School vs lehramt.app
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
21K School
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Asia’s leading online-only school, 21K School offers both structured and flexible learning paths customized to each learner’s unique journey. With a digital-first foundation, we focus on academic excellence and the holistic development of every learner’s potential. Ranked India's #1 Leading Online School in the Education World India School Grand Jury Awards 2021-22, we emphasize an education that is seamless, relevant, and accessible to all.
lehramt.app
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Unsere kostenfreie lehramt.app stellt dir ein digitales Nachschlage- und Informationswerk zur Verfügung. Darüber hinaus erhältst du eine Vielzahl von kostenlosen Leistungen und Vorteilen. Vom Beginn des Studiums über die Zeit des Referendariats bis in die Beamtenlaufbahn und bis in den Ruhestand.
Screenshots
Verdict
21K School and lehramt.app are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
21K School ships an update every 27 months, lehramt.app every 25 months. The most recent releases landed on December 3, 2025 and October 10, 2026 respectively.
| Parameter | 21K School | lehramt.app |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 27 months | Every 25 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.3 — better | 14.0 |
| Further details — not scored | ||
| Size | 96 MB | 5 MB |
| Age rating | 4+ | 17+ |
| Developer | Mindreflex Technologies Private Limited | LBZ Lehrerberatungszentrum Baden-Wurttemberg GmbH |
In-app purchases
21K School
No in-app purchases
lehramt.app
No in-app purchases
Questions
Is 21K School free?
Is lehramt.app free?
Do 21K School or lehramt.app have ads?
Which is updated more often, 21K School or lehramt.app?
Other comparisons
