Download of RICOH THETA 3.15.4 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The software lies within Design & Photo Tools, more precisely Viewers & Editors. We recommend checking the downloaded files with any free antivirus. This free Mac application was originally produced by Ricoh Company, Ltd.
From the developer:
RICOH THETA allows you to capture your entire surroundings. You can view your images on a smartphone or computer, and share your images with friends. Rotate, zoom in or zoom out. Experience the fun of seeing your entire surroundings in one spherical image.
You may want to check out more software for Mac, such as RICOH THETA for WindowsR Mac, RICOH Printer or Exif Fixer, which might be similar to RICOH THETA.