QuestionOasis vs TusAI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QuestionOasis
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Prepare for Medical Exams Anywhere with QuestionOasis QuestionOasis uses the power of AI to generate customized exam questions tailored to your study needs. Whether you're on the bus, subway, or taking a quick break, you can easily practice and sharpen your medical exam knowledge anytime, anywhere. Stay productive on the go and get ahead in your medical exam prep with targeted questions designed to boost your learning. Key Features: AI-powered, personalized exam questions Study conveniently from your mobile device Perfect for busy students on the move Prepare smarter, not harder. Download QuestionOasis and take your medical exam prep to the next level! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
TusAI
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Take your TUS prep with you. TusAI brings answering questions, spaced-repetition review, and daily progress into one place. What you can do: • Answer AI-built, TUS Coach Approved TUS questions and read the explanation right away. • Lock in knowledge with spaced-repetition cards. The system schedules each card for you. • See your performance analysis. Know your strong topics and your gaps, clearly. • Focus with the study timer. Work in Pomodoro rhythm, keep your streak. • Upload questions by photo. Snap a question from your notebook into your archive. • Study offline with downloaded cards. Review without a connection. • Get study reminders so your daily review and streak never slip. Sign in and pick up where you left off. Your study stays in sync across web and mobile. Subscriptions purchased in the iOS app are managed through your Apple account. Questions: support@tusai.app Privacy: https://tusai.app/gizlilik Terms: https://tusai.app/kullanim-sartlari
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Verdict
The clearest difference is update cadence: TusAI at weekly against QuestionOasis's monthly. QuestionOasis's advantage is iOS requirement (13.0 vs 15.1). 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. QuestionOasis sells 1 in-app purchase, starting at $4.99 per month and TusAI sells 6 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.
QuestionOasis ships an update monthly, TusAI weekly. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.
| Parameter | QuestionOasis | TusAI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 34 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Deniz Barıs CAKIROGLU | Berkin Sili |
In-app purchases
QuestionOasis
- QuestionOasis Premium$4.991 Month
TusAI
- Gold — Monthly7 Days trial$12.991 Month
- Premium — Monthly7 Days trial$19.991 Month
- Gold — 3 Months$34.993 Months
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- Premium — 3 Months$49.993 Months
- Gold — 6 Months$69.996 Months
- Premium — 6 Months$99.996 Months








