Sharpcap runs on Microsoft Windows – you should choose the version of SharpCap to install based on your version of Windows.

Windows 7 (with SP1), 8.1, 10 Use SharpCap 3.2 or 3.1
Windows Vista (with SP2), 7 (no SP), 8 Use SharpCap 3.0
Windows XP Use SharpCap 2.9

SharpCap 3.2 Downloads

You can read about the new features in SharpCap 3.2. Documentation is available here.

SharpCap Pro: SharpCap 3.2 contains some functionality that requires a SharpCap Pro license. Find out more about what SharpCap Pro here. See what’s included in the Free and Pro versions here.

32 or 64 bit version of SharpCap? Almost everybody should use the default 32 bit version of SharpCap. The 64 bit version is recommended only if you are having problems with out of memory issues when running high-resolution live stacking. The 64 bit version does not support Basler, iNova, Point Grey or Starlight Xpress cameras.

Latest Version
Download Version 3.2.5964.0
17 March 2019
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Download 64 bit versionNote: Basler, iNova, Point Grey and Starlight Xpress cameras are NOT supported in the 64 bit version of SharpCap.
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  • QHY SDK Update
Previous Versions
Download Version 3.2.5958.0
24 February 2019
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Download 64 bit versionNote: Basler, iNova, Point Grey and Starlight Xpress cameras are NOT supported in the 64 bit version of SharpCap.
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  • Updated QHY SDK
  • Bug fixes
Download Version 3.2.5949.0
29 January 2019
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Download 64 bit versionNote: Basler, iNova, Point Grey and Starlight Xpress cameras are NOT supported in the 64 bit version of SharpCap.
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  • Fix memory issues in 64 bit version
Download Version 3.2.5946.0
28 January 2019
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Download 64 bit versionNote: Basler, iNova, Point Grey and Starlight Xpress cameras are NOT supported in the 64 bit version of SharpCap.
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  • Updated QHY SDK
  • Improve tracking of memory usage on 64 bit version
  • Allow ‘snapshot’ button to save the frame currently visible on long exposures if no camera settings changed
  • Bug fixes
Download Version 3.2.5936.0
25 January 2019
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Download 64 bit versionNOTE: Basler, iNova, Point Grey and Starlight Xpress cameras are NOT supported in the 64 bit version of SharpCap.
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  • 64 bit version of SharpCap available.
  • Improvements to QHY cooled camera handling
  • Stop sky brightness measurement from exceeding maximum camera exposure
  • Bug fixes
Download Version 3.2.5926.0
21 January 2019
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  • Fix open capture folder menu item not being enabled
  • Fix ASCOM hardware issue with duplicated ASCOM device
  • Fix issues with ASCOM mounts that only support fixed movement speeds
  • Finer adjustment available on live stacking colour balance controls
  • Altair 294C – switch from LCG to HCG at 900 gain not 450
Download Version 3.2.5911.0
10 January 2019
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  • Option for logarithmic horizontal axis on Live Stack Histogram
  • Stronger/Weaker auto-stretch when control/shift clicking the button
  • Bug fixes
Download Version 3.2.5906.0
30 December 2018
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  • Improvements to flat frame capture and correction
  • Allow focuser moves while temperature compensation active (requires ASCOM 6.4 and updated ASCOM drivers)
  • Bug fixes
Download Version 3.2.5897.0
20 December 2018
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  • Bug fixes
Download Version 3.2.5892.0
08 December 2018
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  • Updated Altair SDK – fixes problems with 294C camera on USB2
Download Version 3.2.5884.0
04 December 2018
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  • Add live stacking status to the status bar
  • Add configuration option to make SharpCap prompt for confirmation of shutdown
  • Bug fixes
Download Version 3.2.5879.0
25 November 2018
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  • Fixes to flat correction in live stacking
  • Fix cameras menu not opening properly via shortcut key
Download Version 3.2.5874.0
21 November 2018
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  • Fix cooler turning off on exposure change on some high resolution Altair cameras on USB2
Download Version 3.2.5871.0
16 November 2018
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  • Fix problem with Python scripting standard library
  • Fix smart Histogram Brain black level calculation
  • Improve Altair auto exposure and extend to a max of 60 seconds
Download Version 3.2.5867.0
12 November 2018
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  • Updated Altair SDK for new camera models
Download Version 3.2.5865.0
02 November 2018
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  • ZWO Cameras – updated SDK
  • Celestron/Imaging Source Cameras – updated SDK
  • Bug fixes
Download Version 3.2.5856.0
30 October 2018
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  • Fix missing intellisense on code suggestions in script console
  • Fix failure to log stack traces of secondary threads in bug reports in some circumstances
  • Display camera serial number if 2 or more QHY cameras of same type connected
Download Version 3.2.5846.0
27 October 2018
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  • Fix crash when trying to use the virtual folder monitor camera without a license
  • Fix issue with repeated mount and filter wheel errors after failure to initially connect
Download Version 3.2.5840.0
23 October 2018
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  • Fix capture speed issue on high speed cameras
  • Fix vertical stripes when using flat with bias value in Live Stacking
  • Multi Star FWHM reports value of 20 if less than 10 stars detected
  • Fix naming of FITS files in regions where dates are DD/MM/YY
  • Fix folder naming for live stack raw and processed files to match live stack manually saved files
  • Prevent a flat frame being seleced via the create flat window if the CPU does not suppor flat frames (no SSE4 support)
  • Various bug fixes
Download Version 3.2.5825.0
17 October 2018
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  • Show status updates when waiting for connection to ASCOM hardware
  • Fix no expousre, gain info in FITS headers saved from ASCOM camera
  • Limit minimum bias frame exposure when capturing flat to 1ms
  • Fix rare case of crash when applying flat frame correction
  • Improve calculation of hot pixel threshold when capturing dark
  • Other bug fixes
Download Version 3.2.5793.0
10 October 2018
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Live Stacking Improvements:

  • Noise reduction and sharpening
  • Saturation control
  • PHD2 dithering support
  • Option to save exactly as seen on screen
  • Expanded control view when in two monitor mode

Other Changes:

  • Folder monitor virtual camera (process existing image files)
  • Much improved night mode
  • Two monitor mode
  • Filename template improvements
  • Flat frame capture includes subtracting bias
  • Horizontal Banding Suppression
  • Many bug fixes

Remember that installing SharpCap 3.2 will not uninstall SharpCap 3.1 (or other earlier versions). This means that you can go back to an earlier version if you encounter any problems (do remember to report any problems you find though!)

You can find very old versions of SharpCap here.