Comparison

noteE vs PDF OCR

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

Head to head
About

noteE

This app uses AI to convert handwriting to text, recognize formulas, generate review questions, and create mind maps. It offers smart search, export options, and drawing tools for students, professionals, and creators. All features are free with no in-app purchases or subscriptions.

Highlights
  • AI handwriting conversion
  • Smart formula recognition
  • AI-generated review questions
  • AI note assistant
  • AI smart mind maps
  • Natural language search
  • Export to PDF, PNG, JPEG
Features
Read full description

From class notes to creative blueprints, noteE is the ideal tool for capturing inspiration. With revolutionary AI handwriting technology and powerful intelligent features, noteE helps you organize thoughts, discover insights, and turn ideas into action. We believe exceptional features should be accessible to everyone. That's why every function in noteE is completely free, with no in-app purchases or subscriptions. Ever. 〉For Students: Make Learning More Efficient ■ Revolutionary Handwriting Conversion: On-device AI engine transforms handwriting into standardized text in real-time. Advanced algorithms intelligently analyze your handwriting, offering flexible options from guidelines to complete conversion with seamless experience. ■ Smart Formula Recognition: Built-in LaTeX engine identifies mathematical formulas while preserving handwritten style. Perfect for STEM subjects. ■ AI Smart Review: Automatically generates personalized review questions to help consolidate knowledge efficiently. ■ AI Note Assistant: Select any content and get instant context-based answers for difficult concepts. ■ Instant search with handwriting recognition and AI natural language support. 〉For Professionals: Enhance Work Efficiency ■ AI Smart Mind Maps: Powered by Kimi, DeepSeek, and Qwen models, automatically generates clear mind maps from your notes. ■ AI Q&A Search: Ask questions in natural language with follow-up support to discover deep connections. ■ Export as PDF, PNG, or JPEG. Share via email or any platform. ■ Present directly via AirPlay or HDMI with laser pointer tool. 〉For Creators: Let Creativity Flow ■ Powerful drawing algorithm and precision tools ensure smooth, paper-like writing experience. ■ Customize covers, folders, and templates with millions of combinations. ■ Full Apple Pencil support with natural, fluid strokes. 〉Digital Notebooks: Unlimited Notes for Free ■ Combine handwriting and typed text with images, diagrams, and drawings. No limits. ■ Customizable templates with unlimited folder hierarchies and smart tags. ■ iCloud backup and sync across iPad, iPhone, and Mac. Free, stable, efficient. ■ Edit freely: resize, change colors, or reposition content. 〉Download Free Today Get noteE on iPad, Mac, and iPhone. Enjoy unrestricted note-taking. Leave complexity behind and embrace intelligence. Visit https://huaxiaxufu.com or follow WeChat "Xufu" Support: https://www.huaxiaxufu.com/support 〉Privacy We collect no personal information. All notes stored securely in your iCloud account. Local processing, fully Apple privacy compliant. Privacy: https://huaxiaxufu.com/law/privacy Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

PDF OCR

This app transforms your iPhone or iPad into a powerful PDF tool. Scan documents, recognize and edit text, convert files, and sign PDFs all on your device. It offers advanced features for annotation, measurement, and protection.

Highlights
  • Document scanning and text recognition (OCR)
  • Edit text and images directly on the page
  • Convert between PDF, Word, and Office formats
  • Annotate with pens, highlighters, and shapes
  • Fill and sign PDF forms
  • Measure drawings to scale
  • Password protection and redaction
Features
Read full description

PDF OCR is the all-in-one PDF app for iPhone and iPad. Scan paper into searchable PDFs, read and mark up any document, edit text right on the page, measure drawings to scale, and convert between PDF, Word and Office files. Everything runs on your device, with no account and no uploads. SCAN & RECOGNIZE TEXT (OCR) • Document scanner: edges are found and pages are straightened for you • Text recognition: scans become searchable, selectable PDFs • Recognize text in scanned PDFs you already have • Scan many pages at once, then reorder, rotate or remove them • Read QR codes • Put two pages on one, like both sides of an ID card • Smart file names suggested from what was scanned (Pro) READ IN COMFORT • Fast viewer with search, contents and bookmarks • Continuous scroll, single page or two-page spread • Reading View: the text reflowed to fit your screen, in your size, font and theme • Night mode and read aloud • Opens where you left off; recent documents appear in Spotlight ANNOTATE & MARK UP • Pen and highlighter, smooth with Apple Pencil • Highlight, underline and strike through text • Notes, shapes, arrows, polygons and stamps • Select anything you added to move or resize it, with undo EDIT PDF LIKE A DOCUMENT (PRO) • Edit text right where it is, in the document's own fonts • Move, delete and add text and images • Redaction removes sensitive text and images for good MEASURE DRAWINGS (PRO) • Distance, perimeter, area and count on plans and drawings • Drawing scales such as 1:100, or calibrate to a length you know • Snaps to corners; totals and CSV export FILL & SIGN • Fill in PDF forms • Draw your signature once and place it on any document • Sign contracts, invoices and applications without a printer CONVERT • PDF to Word (Pro), images, text and RTF • Word, Excel, PowerPoint, Pages and Keynote files to PDF • Photos and web pages to PDF ORGANIZE & OPTIMIZE • Merge PDFs and images; split by selected pages, ranges or every N pages • Reorder, rotate, insert, crop and delete pages • Compress PDFs to make them smaller • Flatten annotations and forms, and print PROTECT • Protect PDFs with a password • Change permissions or remove security (Pro) • Watermarks and page numbers (Pro) • Lock the app with Face ID (Pro) SMART TOOLS, ON YOUR DEVICE • Summaries with Apple Intelligence (Pro; iOS 26 on supported devices) • Page translation (Pro) • Shortcuts actions for OCR, compression and merging (Pro) PRIVATE BY DESIGN Your documents never leave your device. Scanning, text recognition, editing, conversion and summaries all happen on the device. No account, and no watermark on your files. PDF OCR PRO Reading, markup, signatures, scanning and most tools are free, and OCR is free for up to 30 pages per document. Pro adds OCR without page limits, editing text and images, PDF to Word, measuring, advanced split, redaction, watermarks and page numbers, Face ID lock, smart file names, summaries and translation, and Shortcuts actions. Choose monthly, yearly with a 7-day free trial, or a one-time lifetime purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period, and can be managed in Settings › Apple Account › Subscriptions. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://layerz.app/pdfocr/privacy

Screenshots

noteE4 screens
PDF OCR4 screens

Verdict

The call

The clearest difference is in-app purchases: noteE at none against PDF OCR's 3. noteE also leads on update cadence (every 10 days vs monthly). PDF OCR's advantage is review sentiment (100% vs 78%). On price, rating, ratings volume and ads 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. PDF OCR sells 3 in-app purchases, starting at $3.99 per month. noteE asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.3 for noteE against 4.4 for PDF OCR. Both are backed by a comparable volume of ratings — 11 and 7 respectively. Written reviews are what separate them: 78% of noteE's written reviews are positive against 100% of PDF OCR's.

UpkeepUpdate frequency

noteE ships an update every 10 days, PDF OCR monthly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard4 real differences · 6 level
noteE versus PDF OCR: the parameters behind the verdict, then further details
ParameternoteEPDF OCR
PriceFreeFree
Rating4.3 (11 ratings)4.4 (7 ratings) — better
Positive reviews77.8% of reviews100.0% of reviews — better
Number of ratings11 — better7
Update frequencyEvery 10 days — betterMonthly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size296 MB9 MB
Age rating4+17+
DeveloperHuaxia Xufu (Beijing) Technology Co., LtdLayerz Corp.

Customer experience

noteE

All ratings11 ratings
Positive81.8%
Neutral0.0%
Negative18.2%
Written reviews9 reviews
Positive77.8%
Neutral0.0%
Negative22.2%

PDF OCR

All ratings7 ratings
Positive85.7%
Neutral0.0%
Negative14.3%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

noteE

No in-app purchases

3 purchases

PDF OCR

Subscriptions2
  • PDF OCR Pro Monthly$3.991 Month
  • PDF OCR Pro Yearly7 Days trial$19.991 Year
One-time1
  • PDF OCR Pro Lifetime$49.99

Questions

Is noteE free?
noteE is free to download, with no in-app purchases.
Is PDF OCR free?
PDF OCR is free to download, with in-app purchases available.
Which has better reviews, noteE or PDF OCR?
PDF OCR is rated higher. noteE averages 4.3 out of 5 from 11 ratings, while PDF OCR averages 4.4 from 7 ratings.
Do noteE or PDF OCR have ads?
Neither noteE nor PDF OCR shows ads.
Which is updated more often, noteE or PDF OCR?
noteE ships an update every 10 days, and PDF OCR monthly. Most recently, noteE was updated on November 3, 2026 and PDF OCR on November 5, 2026.

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