> For the complete documentation index, see [llms.txt](https://help.workdigital.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.workdigital.io/custom-database-apps/relationships/summary.md).

# Summary

This feature allows you to get summary (Total Or Average) of Lookup field from another app. The App has to be connected to another App via Lookup field.