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SolarWinds Incident ResponseSIGNL4
Paid

Starts at $15 per user per month, with a fully functional 14-day trial.

 Paid

Commercial subscription service; see the SIGNL4 website for plans.

Web Android, iOS, Web
  • Alert correlation and deduplication to reduce noise
  • On-call schedules, rotations and escalation paths
  • Alerts by push, text, voice and email with escalation
  • On-call scheduling and call routing in one service
  • Paid per user after the trial
  • Cloud only, with no self-hosted option
  • Hosted commercial service rather than self-hosted software
  • Aimed at teams and organisations, not individuals
Hosted service Downloadable app, Hosted service
Closed source Closed source
License not stated License not stated
Account needed Account needed
Needs internet Not stated if it works offline

Checked September 23, 2026

Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.