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About OCAT
An open capture and analytics tool for frame times.
OCAT is a popular pick in the games space, trusted by people who want results without the clutter. You get frame-time capture and overlay stats out of the box, with no bloat and no sign-up.
Download the latest version of OCAT for Windows below — free, safe and always up to date.
Key features
- ✓Frame-time capture
- ✓Overlay stats
- ✓CSV export
- ✓Open source
Requirements
Windows 10 / 11, 64-bit
OCAT — frequently asked questions
Is OCAT free to download?+
Yes. OCAT is free and open source, so you can use it at no cost.
Is OCAT safe to download?+
Yes. HivApps links to the latest OCAT build and keeps listings clean, with no bundled extras. As always, keep your antivirus on and only install software you trust.
What is the latest version of OCAT?+
The latest version listed here is OCAT 1.6, updated Aug 21, 2026.
What do I need to run OCAT?+
Windows 10 / 11, 64-bit
How do I install OCAT on Windows?+
Click the Download button on this page, run the installer once it finishes downloading, and follow the on-screen setup steps.
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Latest version (1.6) · Safe & clean