Comparison

Cramberry vs Unfog

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

Cramberry

Features
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Cramberry turns whatever you're studying into AI-generated study sets โ€” flashcards, quizzes, summaries, practice tests, and key terms โ€” and gives you a personal AI tutor that knows your material. Drop in your notes, upload a PDF or slide deck, record a lecture, paste a YouTube link, or snap photos of your handwritten notes. In seconds, Cramberry generates everything you need to actually learn the material โ€” not just memorize it. WHAT YOU CAN DO โ€ข Generate flashcards, quizzes, short-answer questions, practice tests, key terms, and summarized notes from any source material โ€ข Record lectures and study sessions with live transcripts you can search and study from โ€ข Upload PDFs, Word docs, slides, and images โ€” Cramberry extracts the content automatically โ€ข Ask follow-up questions in the AI tutor chat, scoped to your study set so answers stay relevant โ€ข Pull study material from YouTube videos and web pages โ€ข Generate AI-narrated podcasts of your notes for hands-free studying on the go โ€ข Organize study sets into folders by class, semester, or subject DESIGNED FOR HOW STUDENTS ACTUALLY STUDY Cramberry is built around the idea of a StudySet: one place that holds every form of your study material. Switch between flashcards and quiz mode for the same content, get an instant summary, or jump into the AI tutor to clear up a confusing concept โ€” without ever leaving your study set. Every generation is grounded in your source material. The AI tutor reads from your uploads, transcripts, and notes, so the explanations match what your professor actually taught โ€” not generic answers from the internet. FREE AND PRO Cramberry is free to use, with limits on monthly AI generations, chat messages, and storage. Cramberry Pro unlocks unlimited generations, unlimited tutor chat, and more storage. Pro is available as a monthly or yearly subscription. Subscriptions auto-renew until cancelled. You can manage or cancel anytime through your Apple ID subscription settings. PRIVACY YOU CONTROL Your study materials stay yours. We don't sell your data, share it with advertisers, or use it to train AI models. You can delete any study set or your entire account from inside the app at any time. Terms: https://www.cramberry.study/terms Privacy Policy: https://www.cramberry.study/privacy

About

Unfog

Features
Read full description

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 โ–ธ Learn by explaining โ€” voice or typed answers โ–ธ Honest gap feedback โ€” strengths and weak spots, so revision stays focused โ–ธ Smart notes โ€” clear summaries from your source material โ–ธ Quizzes and flashcards โ€” generated from your topic, in your language โ–ธ Mind maps โ€” see how ideas connect at a glance โ–ธ Many sources, one place โ€” PDFs, scans, recordings, YouTube, links, pasted text โ–ธ Shared study spaces โ€” revise with others, like a group session before exams โ–ธ 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/

Screenshots

Cramberry4 screens
Unfog4 screens

Verdict

The call

The clearest difference is update cadence: Unfog at every 2 days against Cramberry's every 3 weeks. Cramberry's advantage is device support (3 vs 1) and iOS requirement (15.1 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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Cramberry sells 3 in-app purchases, starting at $4.99 per 7 days and Unfog sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Cramberry ships an update every 3 weeks, Unfog every 2 days. The most recent releases landed on September 18, 2026 and September 13, 2026 respectively.

Scorecard3 real differences ยท 3 level
Cramberry versus Unfog: the parameters behind the verdict, then further details
ParameterCramberryUnfog
PriceFreeFree
Update frequencyEvery 3 weeksEvery 2 days โ€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod โ€” betteriPhone
Requires iOS15.1 โ€” better17.0
Further details โ€” not scored
Size47 MB80 MB
Age rating4+4+
DeveloperFaraaz MotiwalaBITSEC SP. Z O.O.

In-app purchases

3 purchases

Cramberry

Subscriptions3
  • Localization$4.997 Days
  • Cramberry Pro Monthly$14.991 Month
  • Cramberry Pro Annual$89.991 Year
3 purchases

Unfog

Subscriptions3
  • Unfog weekly$2.997 Days
  • Unfog Monthly1 Month trial$17.991 Month
  • Unfog Annual1 Year trial$29.991 Year

Questions

Is Cramberry free?
Cramberry is free to download, with in-app purchases available.
Is Unfog free?
Unfog is free to download, with in-app purchases available.
Do Cramberry or Unfog have ads?
Neither Cramberry nor Unfog shows ads.
Which is updated more often, Cramberry or Unfog?
Cramberry ships an update every 3 weeks, and Unfog every 2 days. Most recently, Cramberry was updated on September 18, 2026 and Unfog on September 13, 2026.

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