Unfog vs BlurtLab
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Unfog
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Stop rereading the same chapter and hoping it sticks. Unfog turns lectures, PDFs, and videos into real understanding โ you explain in your own words, and the app shows exactly what still needs work. The Feynman method, built for your phone: add material, explain it simply (as if to a friend), get honest feedback on gaps, then revise with quizzes, flashcards, and mind maps. WHAT YOU GET โธ Learn by explaining โ voice or typed answers โธ Honest gap feedback โ strengths and weak spots, so revision stays focused โธ Smart notes โ clear summaries from your source material โธ Quizzes and flashcards โ generated from your topic, in your language โธ Mind maps โ see how ideas connect at a glance โธ Many sources, one place โ PDFs, scans, recordings, YouTube, links, pasted text โธ Shared study spaces โ revise with others, like a group session before exams โธ Built for real sessions โ mobile-first, dark mode, English and Polish HOW IT WORKS 1. Add material โ a chapter, lecture, or lesson 2. Read smart notes to get oriented 3. Explain it simply, as if to a friend 4. Identify gaps and retry until it sticks 5. Revise with quizzes, flashcards, and mind maps Whether you are preparing for exams, learning a new skill, or revising after a meeting, the loop stays simple: capture โ explain โ fix gaps โ revise. Unfog Pro unlocks full access to study features. Download Unfog and find out whether you truly understand what you just read. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
BlurtLab
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Stop rereading. Start remembering. BlurtLab turns your own study materials into active-recall sessions that reveal what you truly understand โ and what you still need to learn. HOW IT WORKS 1. Add your material Upload a document, paste your notes or choose a ready-made topic. 2. Blurt from memory Study the material, hide it, then write everything you can remember without looking back. 3. Get instant AI feedback BlurtLab compares your answer with the source, highlights the ideas you covered, identifies important gaps and explains what to improve. 4. Review at the right time Choose your next review date, revisit weaker areas and watch your knowledge grow over time. WHY STUDENTS USE BLURTLAB โข Study actively instead of passively rereading โข Find knowledge gaps before an exam does โข Get clear, personalised feedback in seconds โข Turn notes and documents into focused revision โข Track past blurts and improvement over time โข Organise learning by subject and topic โข Share study materials with classmates by email โข Practise with guided sessions or study at your own pace BUILT FOR REAL REVISION Use BlurtLab for GCSEs, A Levels, university courses, class tests, assignments, professional qualifications or any topic you want to remember. Whether you are revising biology, history, psychology, law, medicine, languages or another subject, BlurtLab helps you move beyond familiarity and test what you can actually recall. LESS REREADING. MORE KNOWING. Start your 7-day free trial and make every revision session count. Subscriptions renew automatically unless cancelled through your Apple Account settings before the end of the current billing period. Privacy Policy: https://blurtlab.com/privacy-policy Terms of Use: https://blurtlab.com/terms Apple EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Unfog at every 2 days against BlurtLab's fortnightly. BlurtLab's advantage is device support (3 vs 1) and iOS requirement (15.5 vs 17.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Unfog sells 3 in-app purchases, starting at $2.99 per 7 days and BlurtLab sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
Unfog ships an update every 2 days, BlurtLab fortnightly. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.
| Parameter | Unfog | BlurtLab |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days โ better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad, iPod โ better |
| Requires iOS | 17.0 | 15.5 โ better |
| Further details โ not scored | ||
| Size | 80 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | BITSEC SP. Z O.O. | Emma Green |
In-app purchases
Unfog
- Unfog weekly$2.997 Days
- Unfog Monthly1 Month trial$17.991 Month
- Unfog Annual1 Year trial$29.991 Year
BlurtLab
- BlurtLab Pro Monthly$6.991 Month
- BlurtLab Pro Yearly7 Days trial$39.991 Year









