Comparison

mb4reader vs Zachet

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

Head to head
About

mb4reader

This application facilitates offline reading of electronic publications from various online library systems. It provides access to educational materials without requiring a constant internet connection.

Highlights
  • Offline reading
  • Access to student libraries
  • Access to medical libraries
  • Supports multiple online library systems
  • No internet required for reading
Read full description

Вспомогательное средство (приложение) для чтения электронных изданий, размещенных в электронных библиотечных системах, реализованных на сайтах studentlibrary.ru (Консультант студента), rosmedlib.ru (Консультант врача) и других сайтах в режиме offline, то есть без постоянного доступа к сети Интернет.

About

Zachet

Transform lectures, articles, and documents into study aids like summaries, flashcards, quizzes, mind maps, and podcasts. Engage with your notes through an AI tutor and export materials for sharing. Available across devices with multi-language support.

Highlights
  • Summaries from audio, links, photos, and PDFs
  • AI-generated flashcards and quizzes
  • Mind map creation
  • Podcast summaries for on-the-go listening
  • AI chat and voice mode tutor
  • Export to PDF and DOCX
  • Cross-device synchronization
Read full description

Zachet turns lectures, articles and documents into ready-to-use study materials. Upload a class recording, a link, a photo of the whiteboard or a PDF — the AI builds a structured summary and then turns it into flashcards, a quiz, a mind map and a podcast. WHAT IT DOES • Summaries from audio — record the lecture in the app or upload a file • Summaries from links — 1000+ public sites with videos and articles are supported • Summaries from photos and PDFs — text is recognised from whiteboard shots and textbook pages • Flashcards and quizzes generated from your material — for revision before an exam • Mind map — the whole structure of a topic at a glance • Podcast — listen to your summary on the go, playback works in the background • AI chat about your notes — questions are answered from your material, not in general • Voice mode — talk the topic through out loud, like with a tutor • Export to PDF and DOCX, public links to share with classmates HOW IT WORKS Your materials live in your account and are available on all your devices. The interface is available in 16 languages, and summaries can be produced in the language you choose. ZACHET PRO The subscription unlocks unlimited material creation, the full AI chat and voice mode. Payment is charged to your App Store account at confirmation of purchase. The subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage the subscription and turn off auto-renewal in your App Store account settings after purchase. Privacy Policy: https://zachet.app/en/ios/privacy Terms of Use: https://zachet.app/en/ios/terms Answers are generated by AI and may contain mistakes — verify anything important.

Screenshots

mb4reader4 screens
Zachet4 screens

Verdict

The call

The clearest difference is review sentiment: Zachet at 86% against mb4reader's 12%. Zachet also leads on rating (4.5 vs 2.3) and update cadence (every 4 days vs fortnightly). mb4reader's advantage is in-app purchases (none vs 4) and iOS requirement (8.2 vs 17.0). On price, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Zachet sells 4 in-app purchases, starting at $17.99 per month. mb4reader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Zachet holds the better App Store score, 4.5 against 2.3. That said, the two scores are not equally well evidenced: Zachet has 51 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 12% of mb4reader's written reviews are positive against 86% of Zachet's.

UpkeepUpdate frequency

mb4reader ships an update fortnightly, Zachet every 4 days. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

Scorecard7 real differences · 3 level
mb4reader versus Zachet: the parameters behind the verdict, then further details
Parametermb4readerZachet
PriceFreeFree
Rating2.3 (4 ratings)4.5 (51 ratings) — better
Positive reviews11.8% of reviews85.7% of reviews — better
Number of ratings451 — better
Update frequencyFortnightlyEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS8.2 — better17.0
Further details — not scored
Size10 MB68 MB
Age rating17+12+
DeveloperIPUZ, OOOAleksei Miagkov

Customer experience

mb4reader

All ratings4 ratings
Positive25.0%
Neutral0.0%
Negative75.0%
Written reviews51 reviews
Positive11.8%
Neutral3.9%
Negative84.3%

Zachet

All ratings51 ratings
Positive88.2%
Neutral0.0%
Negative11.8%
Written reviews7 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

In-app purchases

None

mb4reader

No in-app purchases

4 purchases

Zachet

Subscriptions2
  • ПРО на месяц$17.991 Month
  • Про тариф на год$109.991 Year
One-time2
  • Voice assistant for a week$9.99
  • Voice assistant for a month$29.99

Questions

Is mb4reader free?
mb4reader is free to download, with no in-app purchases.
Is Zachet free?
Zachet is free to download, with in-app purchases available.
Which has better reviews, mb4reader or Zachet?
Zachet is rated higher. mb4reader averages 2.3 out of 5 from 4 ratings, while Zachet averages 4.5 from 51 ratings.
Do mb4reader or Zachet have ads?
Neither mb4reader nor Zachet shows ads.
Which is updated more often, mb4reader or Zachet?
mb4reader ships an update fortnightly, and Zachet every 4 days. Most recently, mb4reader was updated on November 6, 2026 and Zachet on November 8, 2026.

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