Yes, both Spike.sh and Mission Manager offer a Free Trial.
Spike.sh is designed for Medium Business and Small Business.
Mission Manager is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Spike.sh begins at $6.4/user/month when yearly, while pricing details for Mission Manager are unavailable.
Some top alternatives to Spike.sh includes Freshservice, PagerDuty, YetiCloud, Amixr, TaskSift, AlertOps, Mission Manager, FireHydrant, Incident.io, StatusCast Incident Management and ResQ.
Some top alternatives to Mission Manager includes Freshservice, Ivanti Service Manager, Incident IQ, YetiCloud, Amixr, Spike.sh, FireHydrant, Calendar, Incident.io, StatusCast Incident Management and Alcea IssueTrack.