Overview
What is Microsoft Application Compatibility Toolkit?
Microsoft Application Compatibility Toolkit : Evaluate and mitigate application compatibility issues
In depth
A closer look at Microsoft Application Compatibility Toolkit
The Microsoft Application Compatibility Toolkit (ACT) version 5.5 contains the necessary tools and documentation to evaluate and mitigate application compatibility issues before deploying Windows 7, Windows Vista, a Windows Update, or a new version of Windows Internet Explorer in your environment. ACT also enables such individuals to determine how an update to the new version will impact their applications. You can use the ACT features to:
Requirements
System requirements
Windows 2003 / Windows 7 / Windows Vista / Windows XP / Windows 2000
Verdict
Should you download Microsoft Application Compatibility Toolkit?
Microsoft Application Compatibility Toolkit runs on
Windows 2K/XP/2003/Windows 10/11
and is available under the
Freeware
license
— the installer is 12.2 MB.
We’ve catalogued it under
General.
✓
Verified clean. Every Microsoft Application Compatibility Toolkit build on SoftLookup is scanned for viruses, spyware, adware, trojans and backdoors. We re-test on every update.
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At a glance
Microsoft Application Compatibility Toolkit specifications
- Last updated
- May 11, 2025
- Requirements
- Windows 2003 / Windows 7 / Windows Vista / Windows XP / Windows 2000
- License
- Freeware
- Operating system
- Windows 2K/XP/2003/Windows 10/11
- File size
- 12.2 MB
- Price
- Free
- Page views
- 611
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