84,488,480 programs installed

Should I remove App Explorer?

What percent of users and experts removed it?
41% remove it59% keep it
Overall Sentiment
What do people think about it?
(click star to rate)
How common is it?
Global Rank #1,885
United States Rank #1,429
Reach 0.3528%
(Not enough data to show 30 day installation trends)
Uninstallation trends (last 30 days)
Lifespan of installation (until removal)
< 4.47 days
131.89 days >
Average installed length: 69.30 days


1.0.19 0.01%
1.0.18 0.01%
1.0.7 1.01%
1.0.3 2.57% 1.06% 0.09% 0.01% 0.01% 0.01% 0.52% 3.98% 0.13% 8.50% 0.03% 8.10% 0.49% 0.07% 0.01% 0.16% 0.01% 0.10% 0.24% 0.04% 0.03% 0.10% 2.56% 0.03% 0.16% 5.31% 0.89% 0.22% 0.01% 1.31% 0.04% 0.04% 0.04% 0.09% 22.03% 2.37% 3.57% 4.33% 0.69% 0.24% 15.65% 0.37% 1.90% 2.24% 8.58%

Other programs by SweetLabs

App Explorer


App Explorer is a program developed by SweetLabs. The most used version is, with over 98% of all installations currently using this version. Upon installation, it defines an auto-start registry entry which allows the program run on each boot for the user which installed it. The main program executable is HostAppService.exe. The software installer includes 20 files and is usually about 103.81 MB (108,854,503 bytes). HostAppServiceUpdater.exe is the automatic update component of the software designed to download and apply new updates should new versions be released. A majority of the PCs this is running on, most OS versions are Windows 10. While about 61% of users of App Explorer come from the United States, it is also popular in Italy and United Kingdom.

Program detailsProgram details

Installation folder: C:\users\user\appdata\local\host app service\engine
Uninstaller: "C:\users\user\appdata\Local\Host App Service\Engine\HostAppService.exe" /UNINSTALL4efc125e5bdfe64bf86cc73a85a9d56ebf10231c
Estimated size: 103.81 MB

Program filesFiles installed by App Explorer

Program executable:HostAppService.exe
Name:Host App Service
Path:C:\users\user\appdata\local\host app service\engine\HostAppService.exe
Additional files:
  • HostAppServiceUpdater.exe - Host App Service Updater
  • HostAppService.exe - Host App Service
  • WebAppHelper.exe - Web App Helper
  • libPokki.dll (by The Chromium Authors) - Chromium

Program behaviorsBehaviors exhibited

Scheduled Task (Boot/Login)
  • HostAppServiceUpdater.exe is automatically launched at startup through a scheduled task named App Explorer.
Startup File (User Run)
  • HostAppServiceUpdater.exe is loaded in the current user (HKCU) registry as an auto-starting executable named 'Host App Service' and executes as "C:\users\user\appdata\Local\Host App Service\Engine\HostAppServiceUpdater.exe" /LOGON.
Startup File (User Run Once)
  • HostAppService.exe is loaded once in the current user (HKCU) registry as a startup file name 'Application Restart #2' which loads as C:\users\user\appdata\Local\Host App Service\Engine\HostAppService.exe /opendf14959794357d12ed676dec14aea1901d749645 --disable-internal-flash --noerrdialogs --no-message-box --disable-extensions --di.

How do I remove App Explorer?

You can uninstall App Explorer 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 App Explorer, 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 App Explorer.

Auto-starting? Yes
(Found in the run registry)
Uninstall it 41%
Keep it 59%

Distribution by countryGeography

61.15% of installs come from the United States
Which countries install it?
  United States 61.15%
  Italy 8.59%
  United Kingdom 5.46%
  Germany 4.13%
  Canada 3.78%
  France 2.56%
  Netherlands 1.99%
  Spain 1.83%
  Brazil 1.43%
  Australia 1.30%
  Norway 0.83%
  Sweden 0.69%
  DK 0.59%
  Belgium 0.56%

OEM distributionPC manufacturers

What PC manufacturers (OEMs) have it installed?
Acer 84.37%
Toshiba 15.63%
Common models
Acer Aspire E5-573G 6.93%
Acer Aspire E5-575G 5.25%
Acer Aspire E5-573 3.93%
Acer Aspire ES1-531 3.42%
Acer Aspire E5-574G 2.76%
Acer Aspire ES1-523 2.57%


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