From: https://tryhousecall.com/

All plans include
Apps for iOS, Android & web
Real-time dispatching
Customer job SMS & email notifications
Dashboard with key business stats
Google Calendar integration
Email receipts, invoices, and estimates
Employee GPS tracking 
Customer Booking App
Custom profile to attract new customers
Default in booking app
Free to use with existing customers
10% Referral Fee
Low-fee credit card processing
No contract, cancel any time

http://awareim.com/screenshots/

http://www.youtube.com/watch?v=ER31G0nc7EU

https://www.caspio.com/l2/db-light520-signup.aspx

https://www.knackhq.com/post-signup/?url=https%3A%2F%2Fbuilder.knackhq.com%2Fetspowergroup%2Fpartsservice%23welcome&email=marcus.hall%40etspower.com

http://www.wufoo.com/

http://appshed.com/

http://www.outsystems.com/