RockSpin vs StudyAura

RockSpin brings the polarizing microscope to your fingertips. Designed for geology students, researchers, and educators, this app lets you explore petrographic thin sections with full 360-degree rotation. Compare PPL and XPL views, inspect mineral markers, explore 3D crystal structures, browse a curated rock image catalog, and save favorites across your account. Every thin section is available at 300px at no charge. Pro ($4.99/month or $49.99/year) unlocks 500px and 700px viewing. Subscriptions auto-renew and can be cancelled in Apple ID settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://rockspin.app/privacy

Turn any PDF into brainrot videos, flashcards, quizzes, podcasts, summaries and mindmaps — in seconds. StudyAura is the fastest way to crush exams without burning weekends making study sets from scratch. Drop your lecture notes, slide decks or textbook PDFs and get six ways to study the same material — instantly. SIX STUDY MODES, BUILT FROM YOUR OWN MATERIAL • Brainrot videos — your notes, over satisfying gameplay. Boring topics finally click. • Flashcards — spaced repetition, generated for you • MCQ quizzes — exam-style with answer explanations • Podcasts — listen to your notes on the way to class • Summaries — the point of any document in 30 seconds • Mindmaps — see how every concept connects PLUS • Aura, your AI tutor — chat about anything in your material WORKS ON IPHONE AND ON WEB Your library, your generated content, your subscription — all in sync with studyaura.app. Start a study set on your laptop, finish it on the train. SUBSCRIPTION Unlock unlimited generations, longer documents and priority processing with a Student subscription, monthly or yearly. The yearly plan starts with a 3-day free trial. • Student Monthly — $6.99 / month • Student Yearly — $44.99 / year (3-day free trial for new subscribers) Prices may vary by region. Payment is charged to your Apple ID at confirmation of purchase. Subscriptions auto-renew unless turned off at least 24 hours before the end of the current period. Manage or cancel any time in Settings → Apple ID → Subscriptions. Privacy Policy: https://www.studyaura.app/privacy-policy Terms of Service: https://www.studyaura.app/terms-of-service