Check out Glofox.com
Glofox is a gym-studio management software combined with a mobile app solution.
Your members can check-in at the front desk through an in-app barcode and scanner, reducing the need for front desk staff. All attendances are automatically recorded in the Glofox Dashboard.
Could be exactly what you’re looking for!
As per my long experience with My Best Studio, It is a perfect software solutions for any size of studio.
More information, best solutions with features at – http://www.mybeststudio.com