Happy Tools offers Free Trial, but Subjects does not.
Subjects is designed for Large Enterprises, Medium Business and Small Business.
Happy Tools is designed for Medium Business and Small Business.
Pricing for Subjects Starts at $0.83/Month when Billed Yearly whereas for Happy Tools Starts at $5/User/Month.
Some top alternatives to Subjects includes TrackingTime, TimeTap, Happy Tools, ScheduFlow, Office Tracker, Atomicly, TimeTackle, Calendar, Kalee, Heyweek, Qualified and Workvivo.
Some top alternatives to Happy Tools includes Appointy, Calendly, Cogsworth, Book Like A Boss, Scheduly, Hupport, Office Tracker, TrackSmart Scheduling, My Work Scheduler, DaySchedule, Booking Social, Web-appointments and Zoho Booking.