Andera Inc., one of Bank Technology News' top 10 tech companies to watch for 2013, has agreed to be sold Bottomline Technologies for about $44.5 million in cash and 102,000 shares of Bottomline stock.

Andera, which started off as a web development company in Charlie Kroll's Brown University dorm, now sells software that lets bank customers originate and fund new accounts and loans from mobile devices.

The Providence, R.I., company, which in 2011 acquired a paperless system for account opening called oFlows, has worked with more than 500 bank and credit union customers. Kroll founded the company in 2000; it has more than 70 employees, according to Andera's website.

Bottomline Technologies , based in Portsmouth, N.H., sells cloud-based payment, invoice and digital banking products.