84,488,480 programs installed

Should I remove Haihaisoft PDF Reader?

What percent of users and experts removed it?
7% remove it93% keep it
Overall Sentiment
Very good
What do people think about it?
Be the first to rate (click star to rate)
How common is it?
Global Rank #22,177
United States Rank #47,257
Reach 0.0089%
Lifespan of installation (until removal)
< 149.26 days
462.86 days >
Average installed length: 243.20 days


VersionDistribution 1.14% 0.57% 2.27% 10.80% 9.09% 2.27% 36.93% 4.55% 19.89% 1.70% 0.57% 1.14% 1.70% 2.27% 1.70% 1.14% 0.57% 0.57% 0.57% 0.57%

Haihaisoft PDF Reader


Haihaisoft PDF Reader is a software program developed by Haihaisoft. The most common release is, with over 98% of all installations currently using this version. The setup package generally installs about 16 files and is usually about 6.83 MB (7,162,163 bytes). Relative to the overall usage of users who have this installed on their PCs, most are running Windows 7 (SP1) and Windows 7. While about 21% of users of Haihaisoft PDF Reader come from MA, it is also popular in DZ and France.

Program detailsProgram details

URL: www.haihaisoft.com
Installation folder: C:\Program Files\haihaisoft pdf reader
Uninstaller: C:\Program Files\Haihaisoft PDF Reader\Uninstall.exe
Estimated size: 6.83 MB

Program filesFiles installed by Haihaisoft PDF Reader

  • PDFLogin.exe - Haihaisoft PDF Reader Login Tool For DRM Function
  • XPDFLogin.exe
  • axHPReader.ocx - Haihaisoft PDF Reader ActiveX Control
  • PDFReaderOCX.ocx
  • DirUtil.exe - Haihaisoft PDF Reader DirUtil
  • hpreader.exe - Haihaisoft PDF Reader
  • npHPReader.dll - HPReader Plugin
  • Uninstall.exe

Program behaviorsBehaviors exhibited

Google Chrome Plugin
  • npHPReader.dll is loaded in the Google Chrome web browser as 'npHPReader.dll'.
Mozilla Plugin
  • npHPReader.dll is loaded into Mozilla Firefox under the product name 'HPReader Plugin' with a plugin key of '@haihaisoft/HPReader_Plugin' for all users of the PC.

How do I remove Haihaisoft PDF Reader?

You can uninstall Haihaisoft PDF Reader from your computer by using the Add/Remove Program feature in the Window's Control Panel.
  1. On the Start menu (for Windows 8, right-click the screen's bottom-left corner), click Control Panel, and then, under Programs, do one of the following:
    • Windows Vista/7/8/10: Click Uninstall a Program.
    • Windows XP: Click Add or Remove Programs.
  2. When you find the program Haihaisoft PDF Reader, click it, and then do one of the following:
    • Windows Vista/7/8/10: Click Uninstall.
    • Windows XP: Click the Remove or Change/Remove tab (to the right of the program).
  3. Follow the prompts. A progress bar shows you how long it will take to remove Haihaisoft PDF Reader.

How do I reset my web browser?

If your web browser homepage and search settings have been modfied by Haihaisoft PDF Reader you can restore them to their previous default settings.
Microsoft Internet Explorer
Mozilla Firefox
Google Chrome

Win 7 (SP1) 59%
Win XP 1%
Plugs into Mozilla Firefox
Uninstall it 7%
Keep it 93%

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 76.97%
Windows 10 12.36%
Windows XP 8.99%
Windows Vista 1.69%
Which OS releases does it run on?
Windows 7 Ultimate 34.09%
Windows 7 Professional 17.61%
Windows 7 Home Premium 14.20%
Microsoft Windows XP 9.09%
Windows Se7en Titan 6.82%
Windows 8.1 Pro 2.84%

Distribution by countryGeography

20.93% of installs come from MA
Which countries install it?
  MA 20.93%
  DZ 13.37%
  France 9.88%
  United States 9.30%
  Brazil 8.72%
  TN 6.98%
  Italy 4.65%
  India 3.49%
  Russia 2.91%
  Romania 1.74%
  United Kingdom 1.74%
  Taiwan 1.16%
  Canada 1.16%
  Poland 1.16%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Acer 26.27%
Hewlett-Packard 22.03%
Dell 16.95%
ASUS 11.86%
Toshiba 5.93%
Intel 3.39%
Samsung 3.39%
Lenovo 3.39%
Common models
Dell Inspiron N5040 3.67%
ACER Aspire M1640 2.75%
BIOSTAR Group H61MLV3 2.75%
HP Compaq dc7800 Converti... 1.83%
Micro-Star MS-7529 1.83%
Gigabyte G31M-ES2C 1.83%


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