The newest version is listed below. You can see current release notes on the Wink app page on iTunes.

Version 6.10.1

Our friendly support team is available Monday-Saturday from 11am-9pm EST. You can reach us directly by calling 1-844-Wink-App (1-844-946-5277). You may also email [email protected], or DM @WinkSupport for assistance. Follow us @TheWinkApp for news and announcements. Thank you everyone!