Comparison

PDF Notes C vs Scanner+

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

Head to head
About

PDF Notes C

This app offers a streamlined PDF viewing experience with a 2-page display, fast page turns, and annotation tools. It also provides quick previews for various file types and a document browser for easy organization.

Highlights
  • 2-page PDF viewer
  • Fast page turns
  • Handwriting tools
  • Document browser
  • Quick file previews
  • PDF creation and assembly
Read full description

PDF Notes C is a sister app of PDF Notes S that excludes cache to reduce CPU, memory, battery usages, and cache storage. PDF Notes C gives you a 2 pages viewer with horizontal/vertical scroll, and cache for fast page turns, and thumbnail scrollbar. PDF Notes C gives you ZIP Preview, Quick Look of documents, images, music, videos, and etc. PDF Notes C gives you Document Browser so that you can organize all your files very easily. PDF Viewer - 1 page or 2 pages, horizontal or vertical fast page turns - Scroll or turn pages by tap on sides - 8 handwriting tools that you can adjust color and line width - Horizontal or vertical thumbnail scrollbar - PDF outlines, bookmarks, and annotations list - PDF search - Cache manager supports 3 modes, permanent cache, automatic cache, and no cache - PDF creation and assembly (move/rotate/insert/remove pages) Quick Look, ZIP Preview - PDF, RTF, TEXT - iWork documents, Office documents - Images, Music, PiP Videos - Without Unzip, preview ZIP contents (password may be requested if locked) Advertisements before upgrade - Banner ads can be shown at the bottom - Interstitial ads can be shown per 30 minutes Information about the auto-renewable nature of the subscription - Payment will be charged to iTunes Account at confirmation of purchase. - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. A link to privacy policy and terms of use - http://blog.musebook.com/2017/03/privacy-policy.html The length of the subscription - Monthly NOTE: All content contained herein is subject to change without notice.

About

Scanner+

Transform your device into a powerful document scanner. Easily capture, edit, and share documents as PDFs or images. Extract text with OCR technology for further editing or conversion.

Highlights
  • Scan documents to PDF/image
  • Advanced document editing
  • OCR text extraction
  • Share files via email/social media
  • Sync across devices
Features
Read full description

* Scan docs into clear & sharp image/PDF, to email, fax, print Blue scanner is a free scanner app that helps users scan, edit, store, and sync contents across phone, iPads, tablets and computers. Extract texts with OCR and convert PDF to Word, Excel, etc. Features: *Free Mobile Scanner Use your phone camera to scan receipts, notes, invoices, whiteboard discussions, business cards, certificates, etc. *Advanced Editing Making annotations or adding customized watermark on docs are made available for you. *Extract Texts from Image OCR (optical character recognition) feature extracts texts from single page for further editing or sharing. *Share PDF/JPEG Files Easily share documents in PDF or JPEG format with others via social media, email attachment or sending the doc link. Payment models for Premium subscription: • Monthly Subscription: free for 3 days and $2.99 per month, • Three Monthly Subscription: free for 3 days and $7.99 per 3 month • Yearly Subscription: free for 3 days and $29.99 per year, • Payment will be charged to iTunes Account at confirmation of purchase. • Account will be charged for renewal within 24-hours prior to the end of the current subscription period. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. For Terms of Use, please visit https://bluescanner.wordpress.com/terms-of-service/ For Privacy Policy, please visit https://bluescanner.wordpress.com/privacy-policy/ We’d love to hear your feedback: luanyou@foxmail.com

Screenshots

PDF Notes C4 screens
Scanner+4 screens

Verdict

The call

The clearest difference is review sentiment: Scanner+ at 100% against PDF Notes C's 0%. Scanner+ also leads on rating (5.0 vs 3.0) and iOS requirement (11.0 vs 13.0). On price, ratings volume, update cadence 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 Notes C sells 1 in-app purchase, starting at $0.49 per month and Scanner+ sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Scanner+ holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 0% of PDF Notes C's written reviews are positive against 100% of Scanner+'s.

UpkeepUpdate frequency

PDF Notes C ships an update every 6 weeks, Scanner+ every 2 months. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

Scorecard3 real differences · 7 level
PDF Notes C versus Scanner+: the parameters behind the verdict, then further details
ParameterPDF Notes CScanner+
PriceFreeFree
Rating3.0 (1 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings11
Update frequencyEvery 6 weeks — betterEvery 2 months
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.011.0 — better
Further details — not scored
Size22 MB41 MB
Age rating4+4+
DeveloperAMuseTec Co., Ltd.青兆 李

Customer experience

PDF Notes C

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

Scanner+

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

PDF Notes C

Subscriptions1
  • Monthly Plan$0.491 Month
3 purchases

Scanner+

Subscriptions3
  • 1 month VIP3 Days trial$2.991 Month
  • 3 month VIP3 Days trial$7.993 Months
  • 1 year VIP3 Days trial$29.991 Year

Questions

Is PDF Notes C free?
PDF Notes C is free to download, with in-app purchases available.
Is Scanner+ free?
Scanner+ is free to download, with in-app purchases available.
Which has better reviews, PDF Notes C or Scanner+?
Scanner+ is rated higher. PDF Notes C averages 3.0 out of 5 from 1 ratings, while Scanner+ averages 5.0 from 1 ratings.
Do PDF Notes C or Scanner+ have ads?
Both PDF Notes C and Scanner+ show ads.
Which is updated more often, PDF Notes C or Scanner+?
PDF Notes C ships an update every 6 weeks, and Scanner+ every 2 months. Most recently, PDF Notes C was updated on October 6, 2026 and Scanner+ on October 10, 2026.

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