DEVONtechnologies has updated all three editions of (Personal, Pro, and Pro Office) and  to version 2.9.7. The three DEVONthink editions address further PDF issues related to macOS 10.12 Sierra. That said, the company notes in this  that the updates don’t fix all of them as there are too many. All DEVONthink editions and DEVONnote improve auto-saving (with document and main windows automatically saved every five minutes), display the size of RTFD attachments, and make the Reveal contextual menu command available for local smart groups.
DEVONthink also adds support for OmniOutliner 5 files, adds commands for inserting checkboxes into HTML-based documents, makes the scanning user interface non-modal, and fixes crashes related to syncing. (All updates are free. DEVONthink Pro Office, $149.95 new, release notes; 25 percent discount for  on all editions of DEVONthink and DEVONnote. 10.9+); DEVONthink Professional, $79.95 new, ; DEVONthink Personal, $49.95 new, ; DEVONnote, $24.95 new,