Profiler 1.5.2

The new release is available now for download:

Release notes


  • Show snapshots comparison in snapshots tooltips
  • Allow allocations to be grouped by assembly also


  • Improve charts

Bugs fixed:

  • 53842 - Crash when displaying snapshot popup
  • 53841 - Snapshot popup showing randomly
  • 53847 - Missing comparison chart in 1st snapshot popup
  • 53440 - Crash when converting perf counter values
  • 51883 - VoiceOver focus wrong in New Session dialog
  • 51887 - VoiceOver focus wrong in New Session dialog
  • 54259 - Wrong selection when window resized
  • 54260 - Allocations not displayed when selecting time range
  • 54263 - Changing selection doesn't refresh allocations

System Requirements


  • Xamarin Studio
  • XCode 8.x for profiling iOS applications


  • Visual Studio
  • Xamarin for Visual Studio
  • A Mac, with XCode 8.x installed for profiling iOS applications

Known issues

While this is a stable product now, and work is already underway to make the product better as well as have shiny new features, there are still some known limitations:

  • No official support for profiling Release builds
  • Time instrument not available for tvOS profiling

We encourage users to get in touch and file bug reports so we can continue to make this tool more useful.

Xamarin Workbook

If it's not already installed, install the Xamarin Workbooks app first. The workbook file should download automatically, but if it doesn't, just click to start the workbook download manually.