# About the Companion apps category

**URL:** <https://callavoice.discourse.group/t/about-the-companion-apps-category/10>\
**Category:** Companion apps\
**Created:** [September 21, 2026, 10:43pm UTC](https://callavoice.discourse.group/t/about-the-companion-apps-category/10 "2026-09-21T22:43:24Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Carl\_callavoice](https://sea2.discourse-cdn.com/flex040/user_avatar/callavoice.discourse.group/carl_callavoice/32/8_2.png) [@Carl\_callavoice](https://callavoice.discourse.group/u/Carl_callavoice)\
**Post date:** [September 21, 2026, 10:43pm UTC](https://callavoice.discourse.group/t/about-the-companion-apps-category/10/1 "2026-09-21T22:43:24Z")

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Calla Reader PDF and Calla Photo — the two companion apps built to be driven by voice. Commands, annotations, signing, photo editing and anything that doesn’t work as expected.