Comparison

Notabook vs PDF Compressor

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

Head to head
About

Notabook

Record, transcribe, and summarize audio with AI. Generate action items, ask questions about your notes, and create study tools. Export in various formats for seamless workflow integration.

Highlights
  • AI-generated notes and action plans
  • Ask questions about transcripts
  • Accurate, speaker-labeled transcripts
  • Live captioning
  • One-tap recording
  • AI-powered study tools (flashcards, quizzes)
  • Export to PDF, DOCX, text
Features
Read full description

Notabook AI — Walk out of a meeting with the notes already done. Record once, and get accurate transcripts, AI summaries, and clear action items automatically. Record. Transcribe. Summarize. Act. Who It’s For • Professionals — Get clean meeting notes and follow-ups without the busywork. • Students — Review lectures and lock in learning with AI flashcards and quizzes. • Journalists & Researchers — Transcribe interviews with precision. • Everyone — From voice memos to webinars, Notabook handles it all. From Spoken Words to Organized Knowledge • AI-Generated Notes & Action Plans — Get a clear summary, key takeaways, and a structured next-step list in seconds. • Ask Your Notes Anything — Ask questions about any transcript and get instant, accurate answers. • Accurate, Searchable Transcripts — Word-perfect, speaker-labeled transcripts with smart punctuation, in multiple languages — ideal for global teams and foreign-language material. • Live Captioning — Real-time captions for live conversations or playback. Built for Your Workflow • One-Tap Capture — Start recording instantly, even in the background or with the screen locked. No time limits. • Study Tools — Turn any note into AI-powered flashcards and quizzes for smarter review. • Share & Export with Ease — Export as PDF, DOCX, or text, print directly, or share summaries as clean cards. Copy action items into your favorite tools, or push them to your calendar. Your Privacy First Your voice is yours. We use end-to-end encryption and a zero-data-retention policy for AI processing. Your recordings are never sold or used to train public models. Ready to master every conversation? Download Notabook and turn every important discussion into actionable knowledge. Terms of Use: https://notabook.app/terms-of-use.html Privacy Policy: https://notabook.app/privacy-policy.html

About

PDF Compressor

Features
Read full description

PDF Compressor – Compress Files Reduce PDF file size quickly and easily with PDF Compressor. Compress large PDF documents to save storage space and make sharing, uploading, and sending files faster. Key Features * Compress PDF files in just a few taps * Reduce file size while maintaining good quality * Easily share compressed PDFs * Simple, clean, and user-friendly interface * Process documents quickly and conveniently * Save storage space on your device Whether you need to email a large document, upload a PDF, or free up storage, PDF Compressor makes file compression simple and hassle-free. Subscription Information: - Payment. Charges apply to your iTunes Account at purchase confirmation. - Auto-Renewal. Subscriptions renew automatically unless canceled at least 24 hours before the current period ends. - Renewal Charges. Your account will be charged for renewal within 24 hours prior to the end of the current period, based on the selected plan. - Manage Your Subscription. Go to your Account Settings after purchase to handle auto-renewal and other preferences. Privacy Policy - https://justpaste.it/ieu7r Terms of Use - https://justpaste.it/6vsvv

Screenshots

Notabook4 screens
PDF Compressor4 screens

Verdict

The call

Notabook and PDF Compressor are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Notabook sells 6 in-app purchases, starting at $6.99 per 7 days and PDF Compressor sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Notabook versus PDF Compressor: the parameters behind the verdict, then further details
ParameterNotabookPDF Compressor
PriceFreeFree
Rating5.0 (2 ratings) — better—
Number of ratings2 — better—
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, Mac
Requires iOS16.416.0 — better
Further details — not scored
Size93 MB24 MB
Age rating+44+
Developer燃 温Stellan Vane

In-app purchases

6 purchases

Notabook

Subscriptions6
  • Premium Weekly2 variants$6.997 Days
  • Premium Weekly3 Days trial$6.997 Days
  • Premium Monthly3 Days trial$14.991 Month
Show 3 more
  • Premium Monthly2 variants$14.991 Month
  • Premium Yearly$89.991 Year
  • Premium Yearly3 Days trial2 variants$89.991 Year
3 purchases

PDF Compressor

Subscriptions3
  • Weekly3 Days trial$6.997 Days
  • Monthly$19.991 Month
  • Yearly$49.991 Year

Questions

Is Notabook free?
Notabook is free to download, with in-app purchases available.
Is PDF Compressor free?
PDF Compressor is free to download, with in-app purchases available.
Do Notabook or PDF Compressor have ads?
Neither Notabook nor PDF Compressor shows ads.

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