No. 4 of 30 ·PC Overclocking Software

OCCT

Windows · Linux · paid plans from €4.50/mo

Freedom report

Two barsScore 6.5

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely2 of 6 device platforms
DocumentedPlans, terms and facts published

OCCT is ranked #4 of 30 in PC overclocking software on Freedom251. It runs on Linux, Windows. There is a free plan. Paid plans start at €4.50/mo.

OCCT plans and pricing

All plans

Personal Free Free until the end of time Personal use only · core features ocbase.com · 30 Sept 2026

Supporter €4.50/mo Per Month Personal use · unlimited test duration · no wait time · test reports · stability certificates ocbase.com · 30 Sept 2026

Supporter+ €7/mo Per Month Personal use · all Supporter features · more certificate slots ocbase.com · 30 Sept 2026

Pro Not published Pricing on Request Commercial use · Windows/Linux license is platform-specific ocbase.com · 30 Sept 2026

Enterprise+ Not published Pricing on Request Commercial use · Windows/Linux license is platform-specific ocbase.com · 30 Sept 2026

Enterprise Not published Pricing on Request Commercial use · Windows/Linux license is platform-specific ocbase.com · 30 Sept 2026

Compared on PC overclocking software

Free plan: Yes
CPU tuning: Yes
Memory tuning: No
Supported platforms: windows & linux
Hardware scope: intel

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The record

Purpose: OCCT is a stability testing, stress testing, benchmarking, and monitoring tool for PCs.
Hardware tests: Its tests cover CPU, GPU, memory, VRAM, and power supplies.
Benchmarks: OCCT includes CPU and memory benchmarks, including memory latency and bandwidth measurements.
System monitoring: The software provides system monitoring and system information using HwInfo.
Professional reports: Enterprise can export reports in JSON, CSV, and PDF formats.
Automation: Enterprise includes command-line switches for automating tests without the GUI.
Deployment: Enterprise can run portably from a USB drive or network location on Windows and Linux, without installation or an internet connection.
Security and data handling: The maker says Enterprise can be deployed offline, and its On-Premise option keeps sensitive system and test data within the customer's infrastructure.
Personal-use restriction: OCCT Personal cannot be used in a commercial or business environment; the maker directs those users to a Pro, Enterprise, or Enterprise+ license.
Licensing limit: Personal users need one license per household, while professional licenses are platform-specific for Windows and Linux.
Support: The maker advertises dedicated expert support for professional edition users.
Intended users: The maker presents the Personal edition to individuals such as PC enthusiasts, overclockers, and gamers, and professional editions to businesses and hardware teams.
Founded: 2003
Price from: €4.50/mo

Where it ranks on Freedom251

Best PC Overclocking Software in 2026#4 of 30

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Sources

ocbase.com· checked 30 Sept 2026
ocbase.com/occt· checked 30 Sept 2026
ocbase.com/occt/enterprise· checked 30 Sept 2026
ocbase.com/download-personal· checked 30 Sept 2026
ocbase.com/purchase-personal· checked 30 Sept 2026
ocbase.com/download-pro· checked 30 Sept 2026
ocbase.com/purchase-pro· checked 30 Sept 2026