ePoc vs Karusphère
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ePoc
Create, share, and learn short, engaging courses on your phone. Design content with text, video, and interactive activities, then access it offline. Includes a collection of free courses on digital science.
- Create custom courses with multimedia
- Offline course access
- Interactive learning activities
- Share courses via file, link, or QR code
- Progress tracking with points and certificates
- Privacy-focused, no ads or data collection
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ePoc (Electronic Pocket Open Course) is a free and open-source micro-learning solution: short, fun courses that work offline, that anyone can create, share and take on their phone. CREATE YOUR OWN ePocs With ePoc Editor, free and open-source desktop software (Windows and macOS), design a course without any technical skills: text, videos, audio, images and interactive activities. Preview it, then export it as a single .epoc file. SHARE AND IMPORT Import an ePoc or a whole collection from a file, a link or a QR code. Teachers, trainers, non-profits, companies: share your content with your learners, no sign-up needed. LEARN STEP BY STEP • Chapters of a few minutes, at your own pace • Interactive activities: multiple choice, drag and drop, card sorting, reordering… • Points, badges and a certificate of achievement • Offline access once an ePoc is downloaded DISCOVER INRIA ePocs The app also includes a collection of free ePocs on digital science designed by Inria researchers (in French): artificial intelligence, data, privacy, the environmental impact of smartphones, robotics… RESPECTS YOUR PRIVACY No account, no ads, no personal data collection. COMFORTABLE TO READ Dark mode, adjustable text size and line spacing, dyslexia-friendly font. AN OPEN PROJECT ePoc is developed by the Inria Learning Lab under a free software license. ePocs can also be exported as SCORM packages for learning management systems. Learn more: https://epoc.inria.fr
Karusphère
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KaruSphère est un bureau d’études et de recherche ayant pour mission l’analyse scientifique de la géoscience caribéenne. Cette jeune et dynamique société est spécialisée dans les domaines de la pollution de l’air, de la pollution de l’eau, du changement climatique et des déchets. Sensibilisé très tôt aux problématiques environnementales auxquelles est confronté l’archipel Guadeloupéen, son président Thomas PLOCOSTE choisit de se spécialiser dans l’étude physico-chimique des polluants en milieu tropical. En 2008, lors de son stage de fin d’étude de master 2 à l’Institut National de la Recherche Agronomique des Antilles (Duclos – Petit-Bourg), ses travaux de recherche portèrent sur l’impact de la pluviométrie et de l’évapotranspiration en Basse-Terre de Guadeloupe pour un modèle de lessivage de la Chlordécone. Puis, suite à ces travaux effectués de 2009 à 2013, il rédigea, à l’Université des Antilles (Fouillole – Pointe-à-Pitre) une thèse sur la dispersion nocturne des polluants atmosphériques issus de la décharge de la Gabarre. Son intégration à l’Université des Antilles de 2013 à 2018 en tant qu’attaché temporaire d’enseignement et de recherche, puis ingénieur de recherche, lui a permis de poursuivre ces travaux de recherche sur la pollution atmosphérique en milieu tropical. Fort de ce parcours riche en expériences, Thomas PLOCOSTE fonda en novembre 2018 KaruSphère
Screenshots
Verdict
The clearest difference is update cadence: Karusphère at every 2 weeks against ePoc's every 2 months. 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.
ePoc ships an update every 2 months, Karusphère every 2 weeks. The most recent releases landed on November 3, 2026 and October 4, 2026 respectively.
| Parameter | ePoc | Karusphère |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 27 MB | 32 MB |
| Age rating | 4+ | 17+ |
| Developer | INRIA | J2R CONSULTING |
In-app purchases
ePoc
No in-app purchases
Karusphère
No in-app purchases









