I would love to recommend you Solaris Fitness Cloud.
This is web-based software, that is available on any device and on every web browser.
It has the following features:
– calendar (allows to schedule events)
– integration with access control systems (electronic locks, turnstiles, etc.)
– CRM included
– marketing tools that help to retain your customers and bring new ones.
– customers’ profile reviews (search by card number, membership number, name and surname)
– access control for your crew (edit roles, give rights to access system features)
– generate barcodes for the access cards and assign them to your customers
– lots and lots of reports in Analytics section
For more information, visit this web-site: http://solaris-fitness.com/en