Citi Bike has announced First Ride FREE, presented by Healthfirst. This allows people who has never used Citi Bike to redeem a free 30 minute ride on a classic Citi Bike. They can also unlock an ebike for free, only paying $0.15/minute. Unlike previous "free ride" days, this can be redeem anytime over a two week period. The free ride can be redeemed from August 29th to September 12th.
For more information, please read Citi Bike's blog post.