84,488,480 programs installed

Should I remove calibre?

What percent of users and experts removed it?
5% remove it95% keep it
Overall Sentiment
Excellent
What do people think about it?
(click star to rate)
How common is it?
Global Rank #258
United States Rank #347
Reach 2.2479%
Lifespan of installation (until removal)
< 24.58 days
725.25 days >
Average installed length: 381.06 days

Versions

VersionDistribution
4.7.0 0.00%
4.6.0 0.01%
4.5.0 0.01%
4.3.0 0.01%
4.2.0 0.00%
3.48.0 0.00%
3.47.1 0.01%
3.46.0 0.01%
3.45.2 0.00%
3.44.0 0.01%
3.42.0 0.01%
3.40.1 0.00%
3.39.1 0.00%
3.38.1 0.00%
3.37.0 0.00%
3.35.0 0.00%
3.30.0 0.00%
3.29.0 0.00%
3.28.0 0.00%
3.27.1 0.01%
3.27.0 0.00%
3.26.1 0.02%
3.25.0 0.03%
3.24.2 0.02%
3.24.0 0.00%
3.23.0 0.09%
3.22.1 0.08%
3.22.0 0.00%
3.21.0 0.14%
3.20.0 0.10%
3.19.0 0.17%
3.18.0 0.12%
3.17.0 0.09%
3.16.0 0.09%
3.15.0 0.22%
3.14.0 0.18%
3.13.0 0.10%
3.12.0 0.13%
3.11.1 0.04%
3.11.0 0.01%
3.10.0 0.08%
3.9.0 0.07%
3.8.0 0.06%
3.7.0 0.10%
3.6.0 0.09%
3.5.0 0.02%
3.4.0 0.05%
3.3.0 0.05%
3.2.1 0.05%
3.1.1 0.05%
3.1.0 0.00%
392 versions

calibre

What is calibre?  (from Kovid Goyal)

calibre is a free and open source e-book library management application developed by users of e-books for users of e-books. It has a cornucopia of features divided into Library Management, E-book conversion, Downloading news from the web and converting it into e-book form, Comprehensive e-book viewer and Content server...  Read more

Overview

calibre is a software program developed by Kovid Goyal. The most common release is 3.15.0, with over 18% of all installations currently using this version. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times (the schedule varies depending on the version). The software is designed to connect to the Internet and adds a Windows Firewall exception in order to do so without being interfered with. The primary executable is named web2disk.exe. The setup package generally installs about 26 files and is usually about 29.15 MB (30,568,448 bytes). Relative to the overall usage of users who have this installed on their PCs, most are running Windows 7 (SP1) and Windows 10. While about 42% of users of calibre come from the United States, it is also popular in Germany and United Kingdom.

Program detailsProgram details

URL: calibre-ebook.com
Help link: calibre-ebook.com/help
Installation folder: C:\Program Files\Calibre2\
Uninstaller: MsiExec.exe /I{2A795E68-BD67-40EC-899F-CEE817F723CF}
(The Windows Installer is used for the installation, maintenance, and removal.)
Estimated size: 29.15 MB
Language: English (United States)

Program filesFiles installed by calibre

Program executable:web2disk.exe
Name:calibre
An executable program
Path:C:\Program Files\Calibre2\web2disk.exe
MD5:d2a4d07ba1cf220985b8be4b76ba3a1d
Additional files:
  • calibre.exe (by calibre-ebook.com) - calibre (The main calibre program)
  • calibre-complete.exe (by calibre-ebook.com) - An executable program
  • calibre-customize.exe - Command line interface to calibre plugin system
  • calibredb.exe - Command line interface to the calibre database
  • calibre-debug.exe - Command line interface for calibre debugging/development
  • calibre-eject.exe - Helper program for ejecting connected reader devices
  • calibre-launcher.dll - Utility functions common to all executables
  • calibre-parallel.exe - calibre worker process
  • calibre-server.exe - Standalone calibre content server
  • calibre-smtp.exe - Command line interface for sending books via email
  • ebook-convert.exe - Command line interface to the conversion/news download system
  • ebook-device.exe
  • ebook-edit.exe - Edit e-books
  • ebook-meta.exe - Command line interface for manipulating e-book metadata
  • ebook-polish.exe
  • ebook-viewer.exe - Viewer for all e-book formats
  • fetch-ebook-metadata.exe
  • lrf2lrs.exe
  • lrfviewer.exe - Viewer for LRF files
  • lrs2lrf.exe
  • markdown-calibre.exe
  • pdfinfo.exe
  • pdftohtml.exe
  • pdftoppm.exe

Program behaviorsBehaviors exhibited

2 Scheduled Tasks
  • calibre.exe is scheduled as a task named 'Calibre' (runs daily at 7:55).
  • lrfviewer.exe is scheduled as a task with the class '{EBF90E15-8650-4227-B51D-579295B6F9D5}' (runs on registration).
Windows Firewall Allowed Program
  • calibre.exe is added as a firewall exception for 'C:\Rod\CALIBRE_DEPO\calibre.exe'.

How do I remove calibre?

You can uninstall calibre 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 calibre, 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 calibre.

OS VERSIONS
Win 7 (SP1) 56%
Win 8.1 0%
 
USER ACTIONS
Uninstall it 5%
Keep it 95%
 
GLOBAL RANK
#258

Windows OS versionsWindows

Which Windows OS versions does it run on?
Windows 7 58.59%
Windows 10 30.71%
Windows Vista 5.50%
Windows XP 5.18%
Windows Server 2003 0.03%
Which OS releases does it run on?
Windows 7 Home Premium 33.57%
Windows 7 Ultimate 11.79%
Windows 7 Professional 10.68%
Windows 10 Home 9.48%
Windows 8.1 6.85%
Microsoft Windows XP 5.10%

Distribution by countryGeography

41.71% of installs come from the United States
Which countries install it?
  United States 41.71%
  Germany 11.46%
  United Kingdom 6.46%
  Italy 5.94%
  Canada 4.29%
  Spain 3.88%
  France 3.57%
  Netherlands 3.50%
  Australia 2.15%
  Brazil 1.15%
  Belgium 1.15%
  Austria 0.84%
  India 0.76%
  Poland 0.74%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Hewlett-Packard 24.71%
Dell 20.23%
Acer 17.87%
ASUS 11.17%
GIGABYTE 7.22%
Toshiba 5.62%
Samsung 4.26%
Lenovo 4.05%
Medion 2.44%
Intel 1.39%
American Megatrends 1.04%
Common models
HP Pavilion dv6 Notebook ... 6.98%
HP Pavilion dv7 Notebook ... 5.69%
ASUS All Series 4.96%
HP Pavilion g6 Notebook P... 4.93%
HP Pavilion g7 Notebook P... 2.64%
MEDIONPC MS-7502 2.18%

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