# ezPDF Reader: PDF Reader, Annotator & Form Filler

> PDF viewer with multimedia, form filling, and annotation features. (iPhone/iPad app by Unidocs Inc..)

- Source: https://appshunter.io/ios/app/ezpdf-reader-pdf-reader-annotator-and-form-filler/id396101792 (this page in markdown: same URL + `.md`)
- Developer: [Unidocs Inc.](https://appshunter.io/developer/396101795)
- Category: Productivity, Business
- Price: $1.99 with in-app purchases
- Rating: 1.30/5 from 29 App Store ratings · 150 written reviews indexed
- Age rating: 4+
- Requires: iOS 8.0 · 534 MB
- Languages: American English, Japanese, Korean
- Released: 2010-10-13
- Data updated: 2026-08-26
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/ezpdf-reader-pdf-reader-annotator-and-form-filler/id396101792/reviews.md

## What is ezPDF Reader?

ezPDF Reader is the world's first and only PDF viewer with the embedded multimedia (audio & video) playing capability. Easy annotations and PDF form-filling features are widely used.

For iPad Users, please download the iPad version in AppStore.
https://itunes.apple.com/us/app/ezpdf-reader-pdf-reader-annotator/id407445075?mt=8

For the business use of this advanced technology, content developments or interactive eBook productions, please contact us for our SDK library / API at info@unidocs.com

● High-Quality Text-to-Speech (TTS) Features
- TTS Feature is added with In-App Purchase option. Supporting English, Chinese, Japanese & Korean. 
- Please turn off the silent mode to hear from the speaker. 

● Multimedia PDF Viewer - Audio and Video 
ezPDF Reader is designed specifically for PDF documents and contents, but also able to play multimedia files embedded into PDF.  (Multimedia file format must be compatible to your iOS device) It is the perfect solution for PDF based audio/video-enabled eBooks.

● PDF Form Filler 
If the PDF file is designed with the PDF-form features, you can simply type in the form field and apply marks on buttons. Import data and export data. Fill out your form, sign, flatten, and then send via email. 

● Annotation Features on PDF 
The useful tool to add text in text box and sticky notes; highlight, underline, or cross out texts; draw lines, arrows, rectangles, ovals, free text, image and freehand drawings. Add memo, change color/thickness, resize and move them around as you like. All these comments are compatible with Adobe® Acrobat®. (PC or Mac version) 
- Show, import, export and email annotation list 
- Flatten annotations
- show and hide annotation toolbar 

* Important - In order to use annotations and PDF Form features, you need to change the Viewing mode to "Slow/More" from the settings.

● Customized Viewing 

Documents appear as they would be on your PC, but customized to fit your mobile device's screen. Scanned and text based PDFs are all supported, including JPEG2000 and JBIG2 compression. (Must set PDF viewing option as Slow/More  from Settings) Select Text Reflow, Fit to Text Column, Copy and Paste text in PDF view and bookmark as you go. 

PDF Form to fill in, check buttons, and choose from a list. 
Play embedded multimedia files of audio and video files (Must be iOS compatible) 
Annotation features - Apply highlight, underline or cross-over for the selected text. Add Sticky Note, Oval, Rectangle, Line, Free Text, Image. 
Embedded hyperlinks are live (Go To Page and URLs) 
Smart zooming by double-tapping to fit block width 
Pinch and Double Tap - Zoom IN/Out
Text Selection or Markup Annotation and then Copy, Web Search, or send to Email
Thumbnail Image View 
Text reflow with font size, color & font style (bold & italic) 
Night reading mode supported for PDF view, Text Reflow
Text search and highlighted result 
Open standard password-protected PDF files 
Jump to a specific page by its page number 
Outlines 
Bookmarks 
Landscape view 
Annotations list/reply view 
Annotations import/export/email 
Page scroll vertical/horizontal 
Page read direction from left to right/from right to left 
Page Crop
Page Slide Show
PDF File Attachment

● Support for other file formats 
Supports Microsoft Office, Audio (mp3, wav, aac, aa, aiff), Video (mp4, mov, mpv, 3gp), Images, Zipped Images, Text and HTML, Annotations XML files 

● Functions for File Management 
File List View 
Sorting by Name/ Date/ File Size 
File Search by File Name
List of the Recently-Viewed PDF Files
Various File Transfer to Device – USB Transfer via iTunes, WiFi Connection, URL Link,  Download 
Interaction with clouding services - G-Docs, Dropbox
Convenient File Management  - Folder Creation/Copy/Cut/Paste/Delete/Rename 

twitter.com/ezpdf
facebook.com/ezpdf

## Key features

- Multimedia PDF playback (audio & video)
- Interactive PDF form filling
- Comprehensive annotation tools
- Text reflow and customizable viewing
- Text-to-Speech (TTS) functionality
- Password-protected PDF support

## Pricing and in-app purchases

Base price: $1.99.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| TTS Korean HCILAB: Yujin | $2.99 | one-time |
| TTS Japanese HCILAB: Naomi | $2.99 | one-time |
| TTS English HCILAB: Sarah | $2.99 | one-time |
| TTS Chinese HCILAB: Xiaoling | $2.99 | one-time |


## What do users think of ezPDF Reader?

Overall sentiment: negative

**Pros**

- 👍 Good for language learning materials (plays embedded audio)
- 👍 Reflow feature is good for text viewing
- 👍 Fast loading of large PDF files (mentioned by some)
- 👍 Supports Dropbox and Wi-Fi file transfer

**Cons**

- 🐛 Crashes frequently
- 🐛 Not working as advertised
- 🐛 Useless for many users
- 🐛 Incompatible with iPad/iPhone
- 🐛 Difficult to use/understand
- 🐛 Files not opening/loading
- 🐛 Google Drive/Dropbox integration issues
- 🐛 Audio/TTS features not working or requiring extra purchase
- 🐛 UI is awkward/clunky/poor
- 🐛 App size is too large
- 🐛 Language issues (interface in Japanese/Chinese/Korean)
- 🐛 Paid for features that don't work
- 🐛 Refund requests are common and often unfulfilled
- 🐛 Compared unfavorably to Android version
- 🐛 Not optimized for newer iOS versions
- 🐛 In-app purchases are confusing or broken
- 🐛 Files disappear or are not saved
- 🐛 Annotation/bookmark issues
- 🐛 Slow buffer/scrolling

**Commonly reported bugs**

- App crashes on launch
- App crashes when rotating to landscape mode
- TTS feature not working after purchase
- Cannot download purchased features
- Files disappear or are not saved
- Cannot copy files
- Dropbox/Google Drive integration fails
- Audio playback issues
- Interface language changes unexpectedly
- In-app purchase verification failed
- App closes when rotating device
- Annotation toolbar not dismissible
- Cannot delete pages
- Annotations do not save
- Bookmarks disappear or go to wrong pages
- Cannot flatten forms
- App does not recognize itself as a PDF reader in Safari
- Embedded videos not playing
- Cannot fill or save forms
- UI is awkward and clunky
- App size is excessively large
- Text reflow issues
- Night mode is missing
- Cannot access night mode
- Audio playback stops when turning pages
- Pre-caching ability lacking
- Cannot use pencil icon to save changes without crashing
- Dialogue box for Dropbox login unavailable
- Password cannot be filled in
- Some buttons do not work
- EZPDF files cannot be read

**Most requested features**

- Update for iOS 10 compatibility
- Improve UI/UX
- Add WebDAV/FTP synchronization
- Fix landscape mode crashes
- Add floating audio player
- Add A-B repeat feature
- Enable dictionary usage
- Add snapshot, fax, SNS sending features
- Allow direct file movement to folders
- Add 'open in other app' functionality
- Fix crop mode
- Support for French voice
- Fix bug with copying from inbox
- Allow locking screen rotation
- Improve TTS voice clarity
- Allow TTS to speak single words
- Add night mode (was present, then removed)
- Improve form filling functionality
- Support for Unicode text reflow

## Recent user reviews (10 of 150)

All indexed reviews: https://appshunter.io/ios/app/ezpdf-reader-pdf-reader-annotator-and-form-filler/id396101792/reviews.md

### 1/5 — 사용이안되요환불요구합니다

*2026-07-09*

사용안했어요 하나도안되서요 환불해주십시오.

### 2/5 — 환불요청합니다

*2025-08-04*

구글 드라이브 연동이 되지 않습니다 제대로 작동되지 않아 하나도 사용하지 못했습니다 환불부탁드립니다

### 1/5 — Can’t Easily Access Documents On Device

*2024-07-06*

No Way To Open Documents Stored On The Device.

### 2/5 — 환불부탁드려요

*2024-04-20*

아이폰 사용중인데 어렵네요 ㅠ

### 1/5 — 아이패드에서 작동 잘 안되요

*2024-03-05*

아이 영어 공부 때문에 구매했는데 아이폰, 아이패드에서 안됩니다!! 
환불해주세요!!

### 1/5 — Don’t bother

*2023-12-01*

Unless you can read Hangul don’t bother getting this program. I can’t even get a refund for a useless product?

### 1/5 — 下载不成功还收费了，怎么退费啊！

*2023-11-15*

下载不成功还收费了，怎么退费啊！

### 1/5 — Don’t fool yourself

*2022-07-22, version 2.600*

If you think you’re going to get what you had on Android with this app, you’re sadly mistaken. Don’t buy this app. You will be gravely disappointed.

### 3/5 — 환불부탁드려요

*2022-03-10*

환불부탁드려요 아이패드에서 같이 사용할수 있을줄 알았는데 아이패드용이 따로 있군요 아이패드용으로 다시 사야할듯 합니다 환불부탁드립니다

### 2/5 — Update

*2021-11-05*

Update please

## Frequently asked questions about ezPDF Reader

### What can I do with ezPDF Reader?

ezPDF Reader allows you to view PDF documents, play embedded multimedia like audio and video, fill out PDF forms, and add annotations such as text boxes, sticky notes, highlights, and drawings. It also supports text reflow for easier reading and can open password-protected PDFs.

### Is ezPDF Reader free to use?

The app is free to download and use for its core PDF viewing, form filling, and annotation features. However, the advanced Text-to-Speech (TTS) functionality is available as an in-app purchase.

### Are the annotations compatible with other PDF software?

Yes, all annotations made with ezPDF Reader are compatible with Adobe® Acrobat® (PC or Mac version). You can also show, import, export, and email your annotation lists, and flatten annotations.

### What are the system requirements for ezPDF Reader?

The app is designed for iOS devices. For multimedia playback, the file format must be compatible with your iOS device. To use annotation and PDF form features, you need to change the viewing mode to 'Slow/More' in the settings.

### Can I use this app for interactive eBooks?

Yes, this app is a perfect solution for PDF-based audio/video-enabled eBooks. Its ability to play embedded multimedia and provide interactive form-filling capabilities makes it suitable for such content.

## Version history (last 5 releases)

### 2.600 — 2017-04-24

This update from Apple will improve the functionality of this app. No new features are included.

- iOS 10 Bug fixed.
- TTS feature updated.
- iPhone+ UI updated.

### 2.414 — 2015-05-01

Bug fixed for the Page Crop crash on the iOS8.
Bug fixed for the Mail Link on the iOS8.
Bug fixed for the Selection of Text in Zoomed Page.

### 2.413 — 2015-03-09

Select annotation changes in a single tab.
Bug fixed for Buy TTS error.

### 2.411 — 2015-02-17

Bug fixed.

### 2.410 — 2014-12-09

Bug fixed for the touch gesture on the text/annotation.
Bug fixed for the Crop Page function on the iOS 8.

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## More apps by Unidocs Inc.

- [ezPDF Reader](https://appshunter.io/ios/app/ezpdf-reader/id407445075)
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All apps by Unidocs Inc.: https://appshunter.io/developer/396101795

## Related topics

[ezpdf](https://appshunter.io/ios/topics/ezpdf) · [ezpdf reader](https://appshunter.io/ios/topics/ezpdf-reader) · [ezpdf drm reader](https://appshunter.io/ios/topics/ezpdf-drm-reader)

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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 2026-08-26.*