Haihaisoft Reader is a free PDF document Reader and Printer, extremely fast launch speed and rich feature set. It is also for reading PDF document protected by DRM-X platform. It is now available for Windows, Mac, Android, and iPhone/iPad.


Haihaisoft PDF Reader Nov, 22 2017

Windows XP or later


Haihaisoft Reader For Mac Nov, 12 2019

Mac OS X 10.8 or later



Haihaisoft Reader For Android (HPReader) Feb, 12 2019

Android 2.3 or later


Haihaisoft Reader for iOS

2.2v Sep, 05 2017

iPhone, iPod touch, and iPad.

Requires iOS 6.1 or later.

  • Read PDF: Read, Print all Adobe PDF documents and open protected PDF documents by Adobe Acrobat.

  • Very small size: The download size of Haihaisoft Reader is only 3 MB which is a fraction of Adobe Reader.

  • Speedy launch: When you run Haihaisoft PDF Reader, it launches instantly without any delay. It saves your precious time.

  • High security and privacy: We know security and privacy are very important for you. Haihaisoft PDF Reader highly respects the security and privacy of users and will never connect to the Internet without users' permission. For protecting your privacy, Haihaisoft PDF Reader doesn't connect to the Internet in the background for updating. You just need to check version and update the software by single click in the Help menu.

  • Read protected document: It supports protected PDF document by DRM-X platform. With DRM-X platform everyone can easily set different rights permissions and securely share your document.

  • Support multiple languages: English, Arabic, Afrikaans, Basque, Belarusian, Bengali, Bulgarian, Catalan, Simplified Chinese, Traditional Chinese, Croatian, Danish, Dutch, Finnish, French, Galician, German, Greek, Hebrew, Hungarian, Indonesian, Irish, Italian, Japanese, Korean, Lithuanian, Macedonian, Malay, Norwegian English, Polish, Portuguese, Russian, Slovak, Spanish, Swedish, Turkish, Ukrainian, Vietnamese, Welsh and other languages.

How to protect PDF document?


Version: | Size: 3MB | Language: multi-lingual |

OS: Windows | Latest Update: 11/22/2017

Version: | Size: 4MB | Language: multi-lingual |

OS: Mac OS X 10.8 or later | Latest Update: 11/12/2019

Version: 2.2 | Size: 20MB | Language: English |

OS: iOS 7.0 or later | Latest Update: 09/05/2017

Version: | Size: 6.0MB | Language: multi-lingual |

OS: Android 2.3 or later | Latest Update: 02/12/2019

  • Mac: Supports MacOS 10.15 Catalina. (Updated on Nov. 12,2019)

  • Mac: Solved the problem of display PDF in MacOS 10.13 High Sierra (Updated on Dec. 4,2017)

  • Windows: Solved the bug: In a few PC play protected media crash after 2 seconds. (Updated on Oct 25,2017)

  • Support XPDF file (Added relate with XPDF format).

  • Solve crash bug after upgrading Android system. (Updated on Jun 05,2017)

  • Solved offline reading crash problem on Mac 10.11 (El Capitan) system. (Updated on Nov 20,2015)

  • Security Update. Support the function with print count limitation. (Updated on Sep 14,2015)

  • Security Update. Solved crash bug after user upgrade his Android OS. (Updated on Aug 18,2015)

  • New session feature, enable non-IE browser check if user has login to website. (Updated on Oct 18,2011)

  • PDF Reader core and user interface updated. Fixed print bug and support multiple users in Windows 7. (Sep 16, 2011)

  • Support PDF Reader embedded in multiple browsers: IE, Firefox, Chrome, Safari, and Opera. (Jun 16,2011)

  • Added delete license function,Prevents Print Screen function. (Dec 08,2010)

  • Fixed license window can not connect to internet bug. (Nov 10,2010)

  • Fixed general bug which Toolbar may not display normally on few computers. (Aug 18,2010)

  • Support mouse scroll wheel and Keyboard shortcuts. (May 18,2010)

  • Haihaisoft PDF Reader provides dynamic watermarking capabilities on PDF documents now. (May 07,2010)

  • Updated PDF Reader interface and automatically prompt PDF Reader latest version. (April 27,2010)

  • Support 39 languages and open protected PDF documents by Adobe Acrobat. (April 08,2010)

  • Improve the stability of the ActiveX and support Chinese character. (Jan 19,2010)

  • Improve ActiveX. (Dec 28,2009)

  • Add support for DRM-x 2.0. (May 26,2009)

  • Fixed the bug which may cause Haihaisoft PDF Reader can not do individualization on some computers. (Feb 21,2009)

  • Improved the DRM function with time limitation. Nov 17th,2008.

  • Fixed the problem that some users cannot acquire license on vista. (Nov 6th, 2008)

  • Prompt open protected PDF correct PDF Reader: Haihaisoft PDF Reader. (September 10, 2008)

  • Fixed a few special PDF documents can not open problem.(May 14, 2008)

  • Fixed PDF inner link (bookmark) bug. (April 1, 2008)

  • Fixed image display bug. (April 1, 2008)

  • Improved Security Level. (Feb 12, 2008)

  • Added new Encrypt this File button. (Feb 12, 2008)

  • New ToolBar with more beautiful icon. (Feb 12, 2008)

Check here to protect your PDF documents.

Ask about Haihaisoft products, pricing, implementation, or anything else — our highly trained reps are standing by, ready to help.