# PDF Notes C — compact PDF Notes S sister app

> Compact PDF viewer with annotation, quick look, and document organization. (iPhone/iPad app by AMuseTec Co., Ltd..)

- Source: https://appshunter.io/ios/app/pdf-notes-c/id1459073729 (this page in markdown: same URL + `.md`)
- Developer: [AMuseTec Co., Ltd.](https://appshunter.io/developer/342152781)
- Category: Productivity, Business
- Price: Free with in-app purchases
- Rating: 3.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 13.0 · 22 MB
- Languages: Arabic, Danish, Dutch, English, Finnish, French, German, Greek, Indonesian, Italian and 13 more
- Released: 2019-09-27
- Data updated: 2026-06-01
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/pdf-notes-c/id1459073729/reviews.md

## What is PDF Notes C?

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.

## Key features

- 2-page PDF viewer
- Fast page turns
- Handwriting tools
- Document browser
- Quick file previews
- PDF creation and assembly

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Monthly Plan | $0.49 | per month |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/pdf-notes-c/id1459073729/reviews.md

### 3/5 — Wondering

*2021-08-07*

Wondering how it works completely

**Developer response:** If you have a question, please mail musebook@musebook.com.

## Frequently asked questions about PDF Notes C

### What are the main differences between PDF Notes C and PDF Notes S?

PDF Notes C is designed to be more resource-efficient by excluding cache, which reduces CPU, memory, and battery usage, as well as cache storage compared to PDF Notes S.

### Does PDF Notes C support viewing multiple pages at once?

Yes, PDF Notes C offers a 2-page viewer with options for horizontal or vertical scrolling, allowing you to see more of your document at a glance.

### Can I edit or annotate PDFs with PDF Notes C?

Yes, the app provides 8 handwriting tools with adjustable color and line width, enabling you to annotate your PDFs directly.

### Does PDF Notes C have ads?

Yes, PDF Notes C contains advertisements before upgrading. Banner ads may be shown at the bottom, and interstitial ads can appear every 30 minutes.

### What types of files can I preview with PDF Notes C?

PDF Notes C supports previews for PDFs, RTF, TEXT, iWork and Office documents, images, and PiP videos. It can also preview ZIP contents without unzipping.

### How can I manage my files with PDF Notes C?

The app includes a Document Browser that helps you organize all your files very easily, making it simple to locate and manage your documents.

### What is the subscription cost for PDF Notes C?

PDF Notes C offers a monthly subscription plan for $0.49. Payment is charged to your iTunes Account upon confirmation of purchase.

### Is PDF Notes C available on Android devices?

Based on the provided data, PDF Notes C is supported on iPhone, iPad, and iPod, indicating it is primarily an iOS application.

## Version history (last 5 releases)

### 18.5 — 2025-06-05

- bug fixed

### 18.2 — 2024-12-12

- bug fixed

### 18.1 — 2024-12-03

- bug fixed

### 18.0.1 — 2024-10-24

- bug fixed

### 17.4 — 2024-03-14

- customize the name of the user who added the annotation by [Settings > Annotation author] (iOS 15 or higher)

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## More apps by AMuseTec Co., Ltd.

- [pdf-notes for iPad (ads)](https://appshunter.io/ios/app/pdf-notes-for-ipad-ads/id391487223)
- [pdf-notes for iPad](https://appshunter.io/ios/app/pdf-notes-for-ipad/id417200844)
- [pdf-notes for iPhone](https://appshunter.io/ios/app/pdf-notes-for-iphone/id694946243)
- [PDF Notes S](https://appshunter.io/ios/app/pdf-notes-s/id961336139)
- [musebook metronome m2](https://appshunter.io/ios/app/musebook-metronome-m2/id1645774130)

All apps by AMuseTec Co., Ltd.: https://appshunter.io/developer/342152781

## Related topics

[pdf notes c](https://appshunter.io/ios/topics/pdf-notes-c)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*