Comparison

SuperMemo vs CARthusian

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

SuperMemo

Master new languages and subjects with AI-powered spaced repetition. Practice conversations, get instant translations, and access a vast library of courses. Learn effectively, even offline, with intelligent review schedules.

Highlights
  • Spaced repetition algorithm
  • AI-powered conversation practice
  • AI voice translation
  • Extensive course catalog
  • Offline learning option
  • Customizable flashcards
Features
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Combine language learning with the proven method of spaced repetitions and innovative features based on AI technology: • MemoChat AI – practice conversations in any foreign language through dialogues at all levels of proficiency. Add new words and phrases as your own MemoCards (flashcards). • MemoTranslator AI – take advantage of voice translations into dozens of languages – for conversation or learning new expressions. • AI Assistant – get answers to questions and doubts during learning. • Extensive course catalog – use 300 SuperMemo courses and nearly a thousand user courses. Create your own sets of MemoCards (flashcards). • Intelligent repetitions (spaced repetition) – try the first and best algorithm in the world for intelligent repetitions that supports effective learning. Thanks to it, you don't have to worry about forgetting anything – just learn new things and regularly check the repetitions suggested to you by SuperMemo. Try the unique offline learning option – no internet access required. Just download the courses to your device beforehand. Take advantage of 3 days + 1 month free access. If you find SuperMemo is for you: • maintain access to all courses and AI features with a monthly subscription or • purchase the courses you choose once and for all at any time or • enjoy learning for free using intelligent repetitions in your own courses and limited access to AI features in any foreign language. SuperMemo has been the longest continuously operating and developing learning app since 1991. SuperMemo Company is the inventor of the worldwide method of intelligent repetitions and a pioneer in educational applications of artificial intelligence. Available languages: Arabic, Brazilian Portuguese, Chinese, Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hebrew, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Spanish, Swedish, Thai, Turkish, Ukrainian. Thanks to the new AI features available in the app, you can choose from an even larger number of languages to learn. Course series: • Hello! – picture courses that introduce you to the basics of the language • Olive Green – an award-winning, interactive action movie for learning English • No Problem! – comprehensive courses – vocabulary, grammar • Extreme – intensive vocabulary learning • PowerWords! – vocabulary at all levels of proficiency with examples and synonyms • Business English • Quick Start – a course for those preparing to go abroad • Phrasebooks – words and phrases useful during travel • Grammar and examination courses – preparation for FCE, CAE, CPE, TOEFL, IELTS, BEC, KET exams and expansion of grammatical knowledge • Memo the Dragon and Young Learners – language courses for children Website: https://www.supermemo.com/ Twitter: https://twitter.com/supermemo Instagram: https://www.instagram.com/supermemoworld Important subscription information: • After the first free month, a monthly fee will be charged to your Apple account. Prices vary in different countries depending on local taxes and exchange rates. The exact price and currency will be provided at the time of purchase confirmation. • Your subscription renews automatically unless renewal is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. • It is not possible to cancel the current subscription during the active subscription period. • Any unused portion of the free monthly period will be forfeited when you decide to cancel your subscription and then purchase it again. • You can manage your subscriptions and turn off automatic renewal through your Apple account settings after purchase. For support, contact us at: support@supermemo.com Privacy Policy: https://www.supermemo.com/en/privacy-policy Terms of use: https://www.supermemo.com/en/terms-of-use-of-the-supermemo-com-service

About

CARthusian

Features
Read full description

CARthusian ti guida alla scoperta dell'antica Certosa di Santo Stefano del Bosco attraverso la Realtà Aumentata. Punta la fotocamera del tuo dispositivo sugli elementi architettonici e scultorei presenti nel sito e lascia che l'app riveli la storia nascosta dietro ogni pietra: modelli 3D, ricostruzioni storiche e informazioni dettagliate si sovrappongono in tempo reale agli elementi reali, trasformando la visita in un'esperienza immersiva e interattiva. La Certosa di Santo Stefano del Bosco, fondata nel XII secolo e oggi parzialmente ricollocata nel centro storico di Serra San Bruno (VV), è uno dei complessi monastici più significativi della Calabria e del Meridione italiano. CARthusian nasce per preservarne la memoria e renderla accessibile a tutti. Sviluppata dall'Università della Calabria — Dipartimento di Ingegneria Civile — nell'ambito del progetto PRIN 2022 SPLASCH – Smart Platform and Applications for Southern Cultural Heritage, l'app è uno strumento di ricerca e valorizzazione del patrimonio culturale meridionale. Funzionalità principali: Riconoscimento automatico degli elementi scultorei e architettonici tramite la fotocamera Sovrapposizione di contenuti AR: modelli 3D, ricostruzioni e schede storiche Navigazione guidata tra i punti di interesse del sito Nessuna registrazione richiesta — accesso libero e immediato CARthusian è parte di un progetto di ricerca nazionale per la tutela e la fruizione digitale del patrimonio culturale del Sud Italia.

Screenshots

SuperMemo4 screens
CARthusian3 screens

Verdict

The call

The clearest difference is in-app purchases: CARthusian at none against SuperMemo's 27. 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SuperMemo sells 27 in-app purchases, starting at $9.99 per month. CARthusian asks for nothing beyond the download.

UpkeepUpdate frequency

SuperMemo ships an update monthly, CARthusian every 5 weeks. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

Scorecard1 real difference · 9 level
SuperMemo versus CARthusian: the parameters behind the verdict, then further details
ParameterSuperMemoCARthusian
PriceFreeFree
Rating4.2 (132 ratings) — better—
Positive reviews31.0% of reviews—
Number of ratings132 — better—
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size63 MB281 MB
Age rating4+4+
DeveloperSuperMemo WorldSOMOS S.r.l.

In-app purchases

27 purchases

SuperMemo

Subscriptions2
  • SuperMemo.com Premium1 Month trial$9.991 Month
  • Premium Subscription 12 months$99.991 Year
One-time25
  • SAT Words$19.90
  • Angielski C1. No problem!$24.90
  • Français Extrême A1-A2$24.90
Show 22 more
  • Español Extremo A1-A2$24.90
  • Idiomy i czasowniki. Francuski$29.00
  • German Grammar Repertory$29.90
  • Español Extremo C1$29.90
  • Polski ze Smokiem Memo$39.00
  • English with Memo the Dragon$39.00
  • Польська 2. Без проблем!$39.90
  • Польська 1. Без проблем!$39.90
  • Biznesowy niemiecki.Słownictwo$39.90
  • Spanish 1. ¡No hay problema!$39.90
  • メモドラゴンと学ぶ日本語$39.90
  • Русский с Драконом Мемо$39.90
  • Português-br com Memo o Dragão$39.90
  • Englisch. No problem! 1-3$49.00
  • Немецкий 1-3. Без проблем!$49.00
  • PowerWords! Arabic$49.90
  • SuperMemo Premium 365$80.00
  • Olive Green$99.00
  • Italian Megaset 10-in-1$149.99
  • Spanish Megaset 15-in-1$219.99
  • French Megaset 17-in-1$229.99
  • German Megaset 18-in-1$249.99
None

CARthusian

No in-app purchases

Questions

Is SuperMemo free?
SuperMemo is free to download, with in-app purchases available.
Is CARthusian free?
CARthusian is free to download, with no in-app purchases.
Do SuperMemo or CARthusian have ads?
Neither SuperMemo nor CARthusian shows ads.
Which is updated more often, SuperMemo or CARthusian?
SuperMemo ships an update monthly, and CARthusian every 5 weeks. Most recently, SuperMemo was updated on October 15, 2026 and CARthusian on October 9, 2026.

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