OCCT alternatives: 2 apps ranked by verified data
Common reasons people leave OCCT: free tier limits test duration and adds waits between tests, and commercial use needs a paid licence. We ranked 2 alternatives by how directly each one replaces OCCT, then by reviews, real visits and how recently each app's facts were checked against its own website. FurMark currently ranks first.
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Show all 2 alternativesThe best OCCT alternative for…
The highest-ranked app in this list for each need.
Best OCCT alternative for most people
FurMarkFree with no time limits for GPU-only stress testing, if you don't need CPU or memory tests.
Best OCCT alternative for a free option
FurMarkFree with no time limits for GPU-only stress testing, if you don't need CPU or memory tests.
Best OCCT alternative for a free plan you can upgrade
3DMarkIndustry-standard benchmark scores and stress tests, also covering phones and Macs.
Best OCCT alternative for Mac
3DMarkIndustry-standard benchmark scores and stress tests, also covering phones and Macs.
Best OCCT alternative for Windows
FurMarkFree with no time limits for GPU-only stress testing, if you don't need CPU or memory tests.
Best OCCT alternative for Linux
FurMarkFree with no time limits for GPU-only stress testing, if you don't need CPU or memory tests.
Best OCCT alternative for iPhone and Android
3DMarkIndustry-standard benchmark scores and stress tests, also covering phones and Macs.
OCCT alternatives: common questions
What is the best alternative to OCCT?
FurMark ranks first right now. Free with no time limits for GPU-only stress testing, if you don't need CPU or memory tests.
Is there a free alternative to OCCT?
Yes. FurMark (free) and 3DMark (free plan + paid) have a free option. Check each app's verified facts for current plan limits.
Is there an open-source alternative to OCCT?
None of the 2 alternatives in this list is open source.
Which OCCT alternatives work on Linux?
FurMark runs on Linux.
Why do people switch from OCCT?
The complaints we hear most: free tier limits test duration and adds waits between tests; commercial use needs a paid licence; no macOS version.
How is this list ranked?
Every app is scored with the same published formula: how directly it replaces OCCT, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.