PDFOptim Lite

PDFOptim Lite


Compress & Optimize PDF files


FreeOffers In-App Purchases

4.2for iPhone, iPad and more
8.9
37 Ratings
RootRise Technologies Pvt. Ltd.
Developer
15.2 MB
Size
Oct 7, 2022
Update Date
Productivity
Category
4+
Age Rating
Age Rating
4+
Apps in this category do not contain restricted content.
9+
Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.
12+
Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.
17+
You must be at least 17 years old to access this App.
Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.
PDFOptim Lite Screenshots
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About PDFOptim Lite

PDFOptim is a simple and intuitive way to compress, optimize and reduce PDF documents on iPhones and iPads. PDFOptim provides easy and effective ways to compress large image and graphics heavy PDF files. Inbuilt side-by-side preview to compare original and optimized PDF.

Compressed PDF documents requires less disk space for storage and faster uploads and downloads saves transmission time and cost. The PDFOptim gives you access to compression options to help you to reduce PDF file size without compromising the document's integrity. PDFOptim rewrites the entire PDF documents using selected compression options as efficiently as possible. Some PDF documents might not get compressed, because the PDF documents might be already compressed or have nothing much to compress.

If your PDF documents are in another app (For Example Mail, DropBox or SkyDrive etc.) that uses the Open In… button, tap the button to open the PDF document in PDFOptim. You can also transfer PDF documents from your desktop computer via iTunes into PDFOptim application on your iPhone or iPad.

KEY FEATURES:

- PDF optimization options to set from Image Color Model, Image Resolution, JPEG Image Quality and Optimise graphics level.

- Image color model to choose from RGB, Gray and Mono. Selecting Monochrome color model compression option converts raster PDF contents into black and white which helps reduces PDF file size to greater extent. It is very helpful when compressing scanned books mainly containing text. Optimizing PDF using Monochrome color model can create 24 times smaller PDF compared to RGB color model compression.

- Image resolution ppi (pixels/inch) control to resize raster image contents. Downsampling at lower resolution decrease the file size dramatically.

- Quality control. Set quality from lossless to least for resampling all raster images into PDF. It allows you to control optimized PDF size and viewing quality.

- Optimize graphics option removes superfluous information to reduce vector graphics heavy PDF. Increase in optimize graphics from 'Level 1' to 'Level 5' reduces output PDF file size less to more respectively. Higher optimise graphics level reduces file size but also reduces PDF visual fidelity at higher zoom scale. Choose appropriate Optimize graphics level to balance file size and visual fidelity. Choose Optimize graphics option 'None' to avoid vector graphics optimization.

This option is very useful when PDF content mainly consist of high precision vector graphics. This option removes such superfluous information, thereby reducing the size of your PDF files. Usually PDF drawing, note-taking and PDF markup apps creates large vector graphics heavy PDF files which can be compressed by this option efficiently.

- Password protected PDF documents supported for optimization using correct password.

- Single or multiple optimized PDFs can be shared as single ZIP (*.zip) file.

- Allows Optimized PDFs to Open In… another application, Mail, Message, Print, share PDFs to nearby iOS devices via AirDrop.

- Use Copy to iTunes to save and share optimized PDFs on your desktop computer.

- Real time side-by-side preview of original and optimized PDF. It helps you to compare optimized PDF integrity and quality side-by-side. Synchronized scrolling and zooming controls for both preview showing file size and reduced percentage information.


PDF VIEWER:

- Inbuilt PDF viewer with fully selectable and searchable text contents. Select and copy text to clipboard for further use.

- Pinch out and Pinch in to ZoomIn and ZoomOut view.

- Built in search feature to find a character, word or sentence any where in the PDF document.

- Scroll through your document by thumbnail view or Go to page feature.

- The Lite Version can only optimize PDF and allows to view, search, and compare PDF. You can upgrade to full version at any time to remove all limitations to allows you to share, e-Mail and transfer all optimized PDF files without any restrictions.
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What's New in the Latest Version 4.2

Last updated on Oct 7, 2022
Old Versions
- [FIXED] Original and compressed PDF side-by-side comparison view not working after OS upgrade to new iOS 16.
- [FIXED] JPX encoded images with transparency in PDF get distorted when optimised.
- [FIXED] A file specific issue taking longer time to compress.
- [FIXED] A file specific crash when a PDF contains JPX encoded image with YUV color model.
- UI improvements and fixes to streamline with latest iOS 16. Thank you all users for your feedback :)
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Version History
4.2
Oct 7, 2022
- [FIXED] Original and compressed PDF side-by-side comparison view not working after OS upgrade to new iOS 16.
- [FIXED] JPX encoded images with transparency in PDF get distorted when optimised.
- [FIXED] A file specific issue taking longer time to compress.
- [FIXED] A file specific crash when a PDF contains JPX encoded image with YUV color model.
- UI improvements and fixes to streamline with latest iOS 16. Thank you all users for your feedback :)
4.1
Aug 13, 2021
- Enabled multiple PDF files selection for importing into the app. Choose to select one to more files in Browser and tap Open to import selected files.

- Minor bug fixes and improvements. Thank you all users for your feedback :)
4.0
Mar 9, 2021
- Major update with the only solution to optimise PDF vector graphics. Optimize graphics option removes such superfluous information to reduce vector graphics heavy PDF. Increase in optimize graphics from 'Level 1' to 'Level 5' reduces output PDF file size less to more respectively. Higher optimise graphics level reduces file size but also reduces PDF visual fidelity at higher zoom scale. Choose appropriate Optimize graphics level to balance file size and visual fidelity. Choose Optimize graphics option 'None' to avoid vector graphics optimization.

This option is very useful when PDF content mainly consist of high precision vector graphics. This option removes such superfluous information, thereby reducing the size of your PDF files. Usually PDF drawing, note-taking and PDF markup apps creates large vector graphics heavy PDF files on iOS and macOS. Now such PDF files will be compressed efficiently using PDFOptim Optimize graphics option.

- [Fixed] File specific issue taking longer time to compress.

- Minor bug fixes and improvements. Thank you all users for your feedback :)
3.1
Jan 29, 2020
- Replaced document interaction view with iOS Files browser view for importing PDF files into the app.
- Fixed app crash when compressing file having some non-english characters in filename.
- Addressed file specific crash while creating thumbnail for new file.
- Bug fix related to deleting PDF file.
- Other improvements. Thank you all users for your feedback :)

What's New in This Version v3.0

- Whole new user interface with iOS 13 System Dark appearance compatibility.
- New icon.
- New faster and improved PDF viewer with thumbnail view. Slide finger over thumbnails to navigate through pages.
- Side-by-side comparison of original and optimised PDF is now available in iPhone app too.
- Many improvements in compression processing. Faster and more powerful optimization.
- Other bug fixes.
3.0.1
Dec 5, 2019
- Description and screenshots correction.

What's New in This Version v3.0

- Whole new user interface with iOS 13 System Dark appearance compatibility.
- New icon.
- New faster and improved PDF viewer with thumbnail view. Slide finger over thumbnails to navigate through pages.
- Side-by-side comparison of original and optimised PDF is now available in iPhone app too.
- Many improvements in compression processing. Faster and more powerful optimization.
- Other bug fixes.
3.0
Nov 25, 2019
- Whole new user interface with iOS 13 System Dark appearance compatibility.
- New icon.
- New faster and improved PDF viewer with thumbnail view. Slide finger over thumbnails to navigate through pages.
- Side-by-side comparison of original and optimised PDF is now available in iPhone app too.
- Many improvements in compression processing. Faster and more powerful optimization.
- Other bug fixes.
2.0
Aug 4, 2018
- Added new Monochrome color model compression option. Selecting Monochrome color model compression option converts raster PDF contents into black and white which helps reduces PDF file size to greater extent. It is very helpful when compressing scanned books mainly containing text. Optimizing PDF using Monochrome color model can create 24 times smaller PDF compared to RGB color model compression.
- Addressed user reported file specific crash and other bug fixes.
- Minor UI changes.
- Other improvements.
1.6
Oct 14, 2017
- Compatible for iOS 11 and enhanced for iPad Pro.
- Resolved issue for PDF containing 16bit images compressed into black or empty boxes.
- Minor bug fixes.
1.4
Apr 12, 2015
- Integration of iCloud for devices running iOS 8 or later. You can now import and export documents in iCloud within application.
- Rename feature.
1.3
Nov 2, 2014
- Optimized for iOS 8.
- Optimized for iPhone 6 and iPhone 6 Plus.
- [Fixed] Crash while deleting file from list.
- [Fixed] Optimization issue for PDF having multiple referenced image on a page.
1.2
Oct 18, 2014
- Optimized for iOS 8.
- Optimized for iPhone 6 and iPhone 6 Plus.
- [Fixed] Optimization issue for PDF having multiple referenced image on a page.
- Other improvements.
1.0
Sep 3, 2014

PDFOptim Lite FAQ

Click here to learn how to download PDFOptim Lite in restricted country or region.
Check the following list to see the minimum requirements of PDFOptim Lite.
iPhone
Requires iOS 12.0 or later.
iPad
Requires iPadOS 12.0 or later.
iPod touch
Requires iOS 12.0 or later.
PDFOptim Lite supports English
PDFOptim Lite contains in-app purchases. Please check the pricing plan as below:
Upgrade to PDFOptim Full Version
$2.99

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