Nerdmask vs StudyOS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nerdmask
Transform your study notes into engaging audiobooks, interactive quizzes, and concise summaries using AI. This app makes learning faster, more enjoyable, and effective by allowing you to study anywhere, anytime. Challenge friends with custom quizzes and leverage AI-powered techniques for optimized learning.
- AI-powered note conversion
- Create podcasts and audiobooks from notes
- Generate quizzes and summaries
- Listen to notes anywhere
- Custom quiz creation
- Spaced repetition learning
- AI-powered study techniques
Read full descriptionHide full description
Exam tomorrow? Pass by playing. Nerdmask turns your notes into games, podcasts and exams — so studying feels like playing, and it sticks. HOW IT WORKS - Upload anything: PDFs, photos of your notes, audio, YouTube videos. - Play your material: flashcards, true/false, quizzes — earn EXP and keep your streak. - Turn any class into an AI podcast and listen anywhere. - Take AI-generated exams with instant correction. - Chat with your notes: ask anything, get answers from YOUR material. - Smart review brings questions back right before you'd forget them (spaced repetition). Over 500,000 students already study by playing. Rated 4.8 on the App Store. Download NerdMask and pass your next exam — by playing. Upgrade to NerdMask Pro for unlimited AI generations and full access to every mode. Terms: http://www.nerdmask.com/terms Privacy: http://www.nerdmask.com/privacy
StudyOS
Transform your study materials into interactive flashcards, summaries, and quizzes with AI. This app efficiently prepares you for exams and helps you master concepts on the go, making learning faster and more engaging.
- AI-generated flashcards
- Automated summaries
- Personalized quizzes
- Material upload (notes, PDFs, images)
- Spaced repetition techniques
- Progress tracking
Read full descriptionHide full description
Say goodbye to tedious and traditional methods. With StudyOS, your notes, PDFs, or even images are instantly transformed into smart flashcards, quick summaries, and multiple-choice questions – without manual copy-pasting, without hassle. Our powerful AI takes your material and quickly generates dynamic flashcards, summaries, and personalized quizzes, helping you prepare efficiently for big exams or review key concepts on the go. Focus on what truly matters, wherever you are. StudyOS is designed to boost your study effectiveness, making learning faster, more engaging, and with a cleaner, smoother interface. Simply upload your study materials and let our AI turn them into flashcards, summaries, and quizzes tailored to you. This main functionality is just the beginning of how StudyOS will revolutionize your learning. We’re just getting started! Soon you’ll be able to do even more, all powered by AI: generate quick summaries of your notes, create multiple-choice questions and more features from your study materials, test yourself, and master concepts with advanced spaced repetition techniques. Download StudyOS today and study smarter, not harder. Upgrade to StudyOS PRO for unlimited AI access and advanced features. Our terms: https://studyosapp.app/en/terms Our privacy policy: https://studyosapp.app/en/privacy
Screenshots
Verdict
The clearest difference is update cadence: Nerdmask at every 2 days against StudyOS's every 9 days. Nerdmask also leads on ratings volume (198 vs 66) and iOS requirement (15.1 vs 17.1). StudyOS's advantage is rating (4.9 vs 4.7). On price, ads, in-app purchases and monetization model 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. Nerdmask sells 6 in-app purchases, starting at $8.99 per 7 days and StudyOS sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
StudyOS holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 198 and 66 respectively.
Nerdmask ships an update every 2 days, StudyOS every 9 days. The most recent releases landed on September 21, 2026 and August 12, 2026 respectively.
| Parameter | Nerdmask | StudyOS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (198 ratings) | 4.9 (66 ratings) — better |
| Positive reviews | 28.6% of reviews | — |
| Number of ratings | 198 — better | 66 |
| Update frequency | Every 2 days — better | Every 9 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.1 |
| Further details — not scored | ||
| Size | 135 MB | 118 MB |
| Age rating | 4+ | 4+ |
| Developer | Nerdmask | DANIEL PONCELAS VARGAS |
Customer experience
Nerdmask
StudyOS
In-app purchases
Nerdmask
- Weekly Plan Pro$8.997 Days
- Monthly - 25% OFF$13.991 Month
- Monthly Plan Pro$18.991 Month
Show 2 moreShow fewer
- Yearly Plan Pro (20% OFF)$39.991 Year
- Yearly Plan Pro7 Days trial$99.991 Year
- Lifetime Plan$149.99
StudyOS
- Premium Access$4.997 Days
- Premium Access3 Days trial$12.991 Month
- Premium Access1 Month trial$12.991 Month
Show 1 moreShow fewer
- Premium Access3 Days trial$69.991 Year
