Software · Diagnostics & hardware

OCCT

Name: OCCT
Author: OCCT

OCCT is the most popular all-in-one stability check & stress test tool available.

Limited free plan
Windows and Linux
No account

Ad-supported exit link (Clictune): an intermediate page may show for a few seconds before the official website. Direct link to the website, no intermediate page

Download from the official source

Link to the official download page, ad-supported (Clictune): an intermediate page may show for a few seconds. Direct link to the download

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Limited free planconfirmed by ocbase.com
License: Proprietary, freeconfirmed by Winget (Windows Package Manager)
Open source: not documented
Commercial use: not documented
Account required: Noconfirmed by ocbase.com
Credit card required: not documented
Watermark: Not applicable
Ads: not documented
Platforms: Windows and LinuxEstablished by Linux: Unspecified source · Windows: Unspecified source, Winget
Publisher: OCCT
Latest version: 17.1.10.0

Overview

OCCT is a hardware benchmarking and stress-testing program, available on Windows and Linux.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information

“Ocbase is the home of OCCT, the most popular all-in-one stability / stress testing / benchmarking / monitoring tool available for Windows and Linux” — official website, 10 November 2026

At a glance

OCCT offers a limited free plan; advanced features or heavier use are paid.

It is distributed under a proprietary licence: free to use under its terms, which may change; that licence is not an open source licence.

Strengths

No account needed

Weaknesses

Limited free plan

Sources and checks

Facts collected from ocbase.com (account, free status) — 10 November 2026
Facts collected from Unspecified source (platforms) — 9 November 2026
Facts collected from Winget (Windows Package Manager) (publisher, licence, platforms, version) — 6 November 2026
Last technical check: 6 November 2026
Description from github.com — Manifeste Winget (MIT)

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