OCAT AlternativesOnly apps categorised as System Information Utilities

The best System Information alternative to OCAT is Open Hardware Monitor, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to OCAT and 14 are System Information Utilities so hopefully you can find a suitable replacement. Other interesting System Information Utility alternatives to OCAT are MSI Afterburner, Stats, iStat Menus and Rivatuner Statistics Server (RTSS).

OCAT iconOCAT
  3
  • Free • Open Source
  • ...

Open Capture and Analytics Tool. If you want to know how well a game is performing on your machine in real-time with low...

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OCAT alternatives page was last updated Sep 20, 2021
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  1. Open Hardware Monitor icon

    Open Hardware Monitor

     266 likes
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    The Open Hardware Monitor is a free open source software that monitors temperature sensors, fan speeds, voltages, load and clock speeds of a computer.

    75 Open Hardware Monitor alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Windows
    • Mono
    On Windows 7
    On Debian Linux 6.0 using the Mono Framework.
    Discontinued

    There has not been any code change since December 2020, also the community now wonders if it is abandoned: https://github.com/openhardwaremonitor/openhardwaremonitor/issues/1471 There also seems to be a fork called LibreHardwareMonitor (which is already listed as an alternative) and appears to be the most active fork right now.

    Properties

    1.  Lightweight

    Features

    1.  Temperature Monitoring
    2.  Hardware Monitoring
    3.  Voltage monitoring
    4.  Portable
    5.  Fan Speed
    6.  No installation required
    7.  History graphs
    8.  Command line interface
    9.  Export to CSV
    10.  Sensors

    Open Hardware Monitor VS OCAT

     

    • Open Hardware Monitor is the most popular Windows alternative to OCAT.

    • Open Hardware Monitor is the most popular Open Source & free alternative to OCAT.

    • Open Hardware Monitor is Free and Open SourceOCAT is also Free and Open Source
    • Open Hardware Monitor is LightweightOCAT is not according to our users
  2. MSI Afterburner icon

    MSI Afterburner

     138 likes
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    Comprehensive tool offering GPU overclocking, video and screen capture, and overlays, with support for Nvidia and ATI cards. Features Kombustor stress test, portable use, ad-free experience, manual exclusion of false positives in displays, and multiple video compression options.

    47 MSI Afterburner alternatives

    License model

    • Free • Proprietary

    Application types

    Country of Origin

    • TW flagTaiwan

    Platforms

    • Windows
    MSI Afterburner screenshot 1

    Properties

    1.  Gaming-focused

    Features

    1.  Overclock
    2.  Hardware Monitoring
    3.  Temperature Monitoring
    4.  FPS counter
    5.  OSD
    6.  In-Game Overlay
    7.  Fan Speed
    8.  Skinnable
    9.  Support for 64 bit
    10.  Works Offline
    11.  Ad-free
    12.  Portable

    MSI Afterburner VS OCAT

     
  4. Stats icon

    Stats

     43 likes
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    Simple macOS system monitor in your menu bar.

    73 Stats alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • UA flagUkraine

    Platforms

    • Mac
    Stats screenshot 1

    Properties

    1.  Lightweight
    2.  Privacy focused

    Features

    1.  Hardware Monitoring
    2.  Sits in the MenuBar
    3.  Temperature Monitoring
    4.  CPU temperature
    5.  Fan Speed
    6.  Status menu widgets
    7.  Ad-free
    8.  Dark Mode

    Stats VS OCAT

     

    • Stats is the most popular Mac alternative to OCAT.

    • Stats is Free and Open SourceOCAT is also Free and Open Source
    • Stats is Lightweight and Privacy focusedOCAT is not according to our users
  5. iStat Menus icon

    iStat Menus

     119 likes
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    iStat is a series of system monitor apps. It's available in different versions: iStat Menus, iStat for iOS and iStat Server as a companion application to the iStat for iOS app that lets you remotely monitor your computers (free for Windows and Mac).

    73 iStat Menus alternatives

    License model

    Application type

    Country of Origin

    • AU flagAustralia

    Platforms

    • Mac
    • iPhone
    iStat Menus screenshot 1

    iStat Menus Features

    1.  Hardware Monitoring
    2.  Sits in the MenuBar
    3.  Real-time monitoring
    4.  Graphs
    5.  Fan Speed
    6.  Sits in the System Tray
    7.  CPU Monitoring
    8.  Remote monitoring

    iStat Menus VS OCAT

     

    • iStat Menus is the most popular iPhone alternative to OCAT.

    • iStat Menus is the most popular commercial alternative to OCAT.

    • iStat Menus is Paid and ProprietaryOCAT is Free and Open Source
  6. Rivatuner Statistics Server (RTSS) icon

    Rivatuner Statistics Server (RTSS)

     36 likes
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    RivaTuner is a complete powerful tweaking environment, providing you everything you may need to tune NVIDIA GPU based display adapters. The widest driver-level Direct3D / OpenGL and system tuning options, flexible profiling system allowing to make custom settings on...

    21 Rivatuner Statistics Server (RTSS) alternatives

    License model

    • Free • Proprietary

    Application types

    Country of Origin

    • RU flagRussia

    Platforms

    • Windows
    Main window

    Properties

    1.  Lightweight
    2.  Gaming-focused

    Features

    1.  OSD
    2.  FPS Limiter
    3.  Ad-free
    4.  Works Offline
    5.  No Tracking
    6.  Portable
    7.  No registration required
    8.  Dark Mode
    9.  In-Game Overlay
    10.  Hardware Monitoring
    11.  FPS counter
    12.  Overclock

    Rivatuner Statistics Server (RTSS) VS OCAT

     
    Comments about Rivatuner Statistics Server (RTSS) as an Alternative to OCAT
    abetterway
    Positive •Sep 9, 2021
    0

    OCAT is most similar to RTSS.

    OCAT Icon
    Rivatuner Statistics Server (RTSS) icon
    • Rivatuner Statistics Server (RTSS) is Free and ProprietaryOCAT is Free and Open Source
    • Rivatuner Statistics Server (RTSS) is LightweightOCAT is not according to our users
  7. GreenWithEnvy icon

    GreenWithEnvy

     9 likes
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    GWE is a GTK system utility designed to provide information, control the fans and overclock your NVIDIA video card and graphics processor.

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • IT flagItaly
    • European Union flagEU

    Platforms

    • Linux
    GreenWithEnvy screenshot 1

    GreenWithEnvy Features

    1.  Ad-free
    2.  No registration required
    3.  Dark Mode
    4.  Overclock
    5.  Fan Speed

    GreenWithEnvy VS OCAT

     

    • GreenWithEnvy is the most popular Linux alternative to OCAT.

    • GreenWithEnvy is Free and Open SourceOCAT is also Free and Open Source
  9. NVIDIA Profile Inspector icon

    NVIDIA Profile Inspector

     12 likes
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    This tool is used for modifying game profiles inside the internal driver database of the nvidia driver. All game profiles are provided by the nvidia driver, but you can add your own profiles for games missing in the driver database.

    8 NVIDIA Profile Inspector alternatives

    License model

    • Free • Open Source

    Application type

    Country of Origin

    • DE flagGermany
    • European Union flagEU

    Platforms

    • Windows
    NVIDIA Profile Inspector screenshot 1

    NVIDIA Profile Inspector Features

    1.  Portable
    2.  Fan Speed
    3.  Custom Profile
    4.  Optimization
    5.  Hardware Monitoring
    6.  Overclock

    NVIDIA Profile Inspector VS OCAT

     
  10. NZXT CAM icon

    NZXT CAM

     15 likes
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    Manage performance, temperatures, and devices all from a single application. NZXT CAM is fast, efficient, and easy-to-use, allowing you to control every aspect of your computer.

    26 NZXT CAM alternatives

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    NZXT CAM screenshot 1

    NZXT CAM Features

    1.  In-Game Overlay
    2.  Overclock
    3.  FPS counter
    4.  Fan Speed
    5.  Temperature Monitoring
    6.  Performance Monitoring

    NZXT CAM VS OCAT

     
  11. RunCat icon

    RunCat

     1 like
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    Creatures living in your menubar.

    License model

    • Free • Proprietary

    Application type

    Country of Origin

    • JP flagJapan

    Platforms

    • Mac
    RunCat screenshot 1

    RunCat Features

    1.  Sits in the MenuBar

    RunCat VS OCAT

     
  12. FPS Monitor icon

    FPS Monitor

     10 likes
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    FPS Monitor tracks your PC's hardware state and displays this information as an overlay in-game.

    12 FPS Monitor alternatives

    License model

    • Freemium • Proprietary

    Application types

    Platforms

    • Windows
    FPS Monitor screenshot 1

    FPS Monitor Features

    1.  FPS counter
    2.  Performance Monitoring
    3.  Game Benchmarking
    4.  In-Game Overlay
    5.  Hardware Monitoring

    FPS Monitor VS OCAT

     
  13. ASUS GPU Tweak III icon

    ASUS GPU Tweak III

     9 likes
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    ASUS GPU Tweak III is currently open beta testing so try it out, if you feel it is missing something crucial give ASUS your feedback & they may be able to add it while still in beta. So far ASUS has been very accommodating with all useful feedback..

    17 ASUS GPU Tweak III alternatives

    License model

    • Free • Proprietary

    Application types

    Country of Origin

    • US flagUnited States

    Platforms

    • Windows
    ASUS GPU Tweak III screenshot 1

    ASUS GPU Tweak III Features

    1.  Hardware Monitoring
    2.  Overclock
    3.  OSD
    4.  FPS counter
    5.  Custom Profile
    6.  AMD
    7.  Fan Speed
    8.  FPS Limiter

    ASUS GPU Tweak III VS OCAT

     
  14. AgaueEye icon

    AgaueEye

     6 likes
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    AgaueEye is a hardware monitor with in-game overlay tools(FPS) for Windows, with AgaueEye, you can monitor your hardware, like CPU/GPU/MB/HDD/RAM states, and display overlay when you playing games, AgaueEye also record the states for post analysis.

    License model

    • Free • Proprietary

    Application type

    Platforms

    • Windows
    AgaueEye screenshot 1

    AgaueEye Features

    1.  FPS counter
    2.  In-Game Overlay
    3.  Hardware Monitoring
    4.  Overclock
    5.  Fan Speed
    6.  GPU Acceleration

    AgaueEye VS OCAT

     
12 of 14 OCAT alternatives