Opsgenie is retiring soon. Move to SIGNL4 today and stay alerted. Learn how.
Turn Alerts Into Action
Ensure the right person responds instantly – anywhere
































Problem detection doesn’t ensure action.
- sPeople are away from their desk
- sSimple notifications get missed, ignored, or delayed
- sCritical alerts don’t reach the right people
- sAlert fatigue increases
- sOwnership is unclear
- sClear Responsibility is missing
Built for the heroes who keep everything running
SIGNL4 ensures every critical alert and incident triggers immediate action – anywhere. The right people on duty are notified instantly and reliably, alert notification delivery is tracked, acknowledgements are processed, escalations happen automatically, and response is guaranteed. Every action is tracked – delivering full transparency and accountability.
Faster Incident Response
%
Less Unexpected Downtime
%
Less False Alerts

SIGNL4 ensures an effective response – anywhere.
SIGNL4 provides a comprehensive set of features to ensure automated alerting and reliable human response:
- RReliable Alerting (push, SMS, voice, Teams, Slack)
- RMobile-First Response App
- RAlert Unification and Filtering
- REscalation Policies
- ROn-Call Scheduling
- RAlert Routing Workflows
- RAcknowledgement Tracking
- RReal-Time Stakeholder Communication
- RAfter-Hours Call Routing
- RAI-powered Incident Intelligence


Use Cases
SIGNL4 is the mobile-first operational alerting and response platform for mission-critical infrastructure and environments – ranging from IT and security operations to industrial OT systems.
200+ Integrations
With 200+ tested and trusted integrations, SIGNL4 is the alerting and response platform for your entire stack. It connects to any system in your mission-critical infrastructure stack – using email, webhooks, REST APIs, and powerful two-way connectors.







Next Steps
Start your free 30-day trial of mobile-first operational alerting and response
Certified Security
SIGNL4 keeps your sensitive and confidential data safe. Derdack GmbH is ISO/IEC 27001:2022 and TISAX certified, meeting some of the highest standards in information security and data protection.
What’s new: Insights and Use Cases
Incident Management Teams: Ready for Critical Situations
We would notice very quickly if incident management teams did not exist.
Every day, these teams help ensure that people receive support during accidents, natural disasters, service outages, and other emergencies. Yet not all threats are as visible and immediate as storms, floods, or wildfires.
Derdack Podcast with exo: Making Critical Incidents Impossible to Ignore
In this episode, Doreen Jacobi talks with Henri-Paul Bourassa, IT Administrator at exo, the public transit organization serving the Greater Montréal area. Henri-Paul and Doreen talk about what it takes to cut through alert noise, reduce alert fatigue, and build confidence that when something important happens, the team will know – and can act – right away.
Opsgenie Retirement: 7 Questions Every IT Operations Team Should Ask Before Migrating
The retirement of Opsgenie is more than a software change for operations teams and Opsgenie users. Opsgenie often sits right in the middle of the response process. With Atlassian Opsgenie reaching end of life in April 2027, now is the time to plan your migration during the transition period.
Why SIGNL4?
Modern monitoring and control systems can detect incidents quickly across infrastructure, cloud environments, security platforms, and IoT systems – but alerts alone do not guarantee that someone responds. Simple notifications sent via email, SMS, or chat are often missed, delayed, or ignored, especially outside working hours.
SIGNL4 acts as the reliable, mobile-first response layer for modern operations, closing the gap between alert detection and incident response and resolution.
It ensures every critical alert and incident is reliably communicated, owned, acknowledged, escalated and resolved.
The platform provides key capabilities such as event triage, automated alerting workflows, mobile alerting via push, text and voice, instant escalation, on-call scheduling, and real-time acknowledgment tracking. Alerts are tracked and escalated automatically until a responder takes ownership, ensuring that incidents are never left unattended.
SIGNL4 integrates with monitoring tools, cloud services, security platforms, and industrial systems, enabling seamless alerting and response workflows across environments.
By turning alerts into coordinated anywhere action, SIGNL4 helps organizations with mission-critical infrastructure to reduce downtime, accelerate incident resolution, and maintain reliable mission-critical systems.



























