.ttp file: how to open it on Windows

1 Windows app registers the .ttp extension. Install one of them to open the file with a double-click.

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  Tropy

  Tropy is free open-source software that allows you to organize and describe photographs of research material.

  Open source 1.17.3 ★ 1.2K

Related guide: Change the default app for a file type in Windows