“does it convert manually written receipts"
yes. Feel free to sign up on the website and submit whatever you have, including handwritten receipts.
", and how does it convert i mean whatever template of invoice we have, will it convert to excel??”
Yes, it supports exporting to Excel. The Excel template is always in the same format. If you need a custom format, please contact support. As you may know, there are lots of options once you get the data in Excel format.
Does that help?