Curio
curio.to
Spec sheet
- Purpose
- Curio turns study material such as PDFs and lecture videos into explanations, practice questions, flashcards and quizzes for students.Read 12 Oct 2026 · curio.to
- Support
- Curio’s site lists [email protected] as its contact email.Read 12 Oct 2026 · curio.to
- Headquarters
- Wilmington, Delaware, United StatesRead 28 Sep 2026 · curio.to
- Android app
- Curio links to an Android app on Google Play and says iOS is coming soon.Read 12 Oct 2026 · curio.to
- Data privacy
- Curio’s FAQ says it does not sell user data and that documents, notes and chats stay private and secure.Read 12 Oct 2026 · curio.to
- Developer listing
- Google Play identifies the app developer as Educate Online, Inc. and lists a Wilmington, Delaware address.Read 12 Oct 2026 · play.google.com
- Exam practice
- The site describes custom mock exams, surprise quizzes and timed practice.Read 12 Oct 2026 · curio.to
- Free tier limit
- The free plan has fair daily limits, while paid plans advertise unlimited learning tools.Read 12 Oct 2026 · curio.to
- Language study
- Curio says users can upload text to create vocabulary drills, grammar checks and quizzes.Read 12 Oct 2026 · curio.to
- Learning tools
- Curio offers AI tutoring, explanations, recap notes, flashcards, quizzes and exam-style practice questions.Read 12 Oct 2026 · curio.to
- Progress
- Curio tracks progress and reminds users when to review material.Read 12 Oct 2026 · curio.to
- SAT access
- The Ultra Curio plan includes access to the SAT feature.Read 12 Oct 2026 · curio.to
- Study materials
- The site says users can upload lecture slides, PDFs, notes, past papers, screenshots and images.Read 12 Oct 2026 · curio.to
- YouTube
- The site says users can paste a YouTube lecture link to get its main ideas as study notes.Read 12 Oct 2026 · curio.to
Plans and prices
Curio Free Free forever AI tutor for any subject · Upload docs, notes or images · Flashcards, quizzes and summaries · Practice tests · Fair daily limits Read 12 Oct 2026 · curio.to
Super Curio $8 a month Billed yearly; $8.00 /month Advanced AI tutor · Unlimited chat, flashcards, quizzes and tests · Larger file upload limits · Adaptive test difficulty Read 12 Oct 2026 · curio.to
Ultra Curio $21 a month Billed yearly; $21.00 /month Advanced AI tutor · Unlimited chat, flashcards, quizzes and tests · Adaptive test difficulty · SAT feature Read 12 Oct 2026 · curio.to
Where Specifiction places it
- AI Study Tools#78 of 967.6