Know when your services go down. Before your users do.
Reliabl monitors your websites, APIs, and services around the clock. Get instant alerts through Slack or email the moment something breaks -- so you can fix it before anyone notices.
No credit card required.
Total Monitors
24
Operational
21
Down
3
Avg Response
124ms
Features
Everything you need to keep your services online
From basic uptime checks to advanced certificate monitoring, Reliabl covers every layer of your infrastructure.
HTTP & API Monitoring
Monitor any URL with configurable intervals, expected status codes, and custom request methods. Know the instant your API stops responding.
SSL Certificate Tracking
Automatically track certificate expiration dates and get warned days before they expire. Never let an expired cert take your site down again.
TCP & Port Checks
Verify that specific ports are open and responding. Essential for databases, mail servers, and custom services running on non-standard ports.
Instant Alerts
Get notified through Slack webhooks or email the moment something breaks. Add slow response thresholds to catch degradations before downtime.
DNS Monitoring
Track critical DNS records and validate expected values. Catch misconfigurations and propagation issues before users do.
Response Time Analytics
Track response time trends with detailed check history, uptime bars, and performance charts. Spot degradation before it becomes a full outage.
Multi-Org Workspaces
Manage endpoints across multiple organizations from a single account. Perfect for agencies, consultancies, and teams managing multiple products.
Keyword Monitoring
Verify that critical content appears on your pages. If a key phrase disappears from a response, you'll know before your customers complain.
Custom Headers & Methods
Send authenticated requests with custom headers and methods. Monitor internal APIs and protected endpoints with confidence.
Maintenance Windows
Schedule maintenance to suppress alerts while you deploy or perform upgrades. Keep your team focused on real incidents.
Public Status Pages
Create branded public status pages for your customers. Build transparency and trust by showing real-time uptime data with a single toggle.
How it works
Up and running in under two minutes
Add your endpoints
Enter a URL, pick a monitor type (HTTP, TCP, SSL, Keyword, Heartbeat, or DNS), and configure headers or thresholds as needed.
We monitor around the clock
Reliabl checks your endpoints from multiple locations on the schedule you define. Every response is logged and analyzed.
Get alerted instantly
The moment something goes wrong, you'll get a Slack message or email with full context -- status code, error message, and response time.
Fix fast, ship with confidence
Use detailed check history and response time charts to diagnose issues quickly. Track your uptime improvements over time.
Trusted by teams
Loved by engineers who ship
“We switched from a legacy monitoring tool and cut our incident response time by 80%. The Slack alerts alone are worth it.”
Sarah Chen
“Reliabl caught an SSL cert that was about to expire on our payment gateway. That one alert saved us from a six-figure outage.”
Marcus Rivera
“As an agency managing 30+ client sites, the multi-org feature is a game changer. Each client gets their own workspace and status page.”
Anya Petrov
Pricing
Simple pricing. No surprises.
Start free. Upgrade when you need more monitors, faster intervals, or team features.
Starter
For side projects and early launches.
- 5 monitors
- 5-minute check intervals
- 7-day history
- Public status page
- Status page ringtone alerts
- Slow response alerts
Growth
For teams that need faster alerts and history.
- 50 monitors
- 60-second check intervals
- Slack + Email alerts
- 90-day history
- Team members + invitations
- All monitor types
- DNS monitoring
- Custom headers & methods
- Maintenance windows
- Status page ringtone alerts
Scale
For companies running critical systems.
- 200 monitors
- 30-second check intervals
- Email + Slack alerts
- 1-year history
- SLA reports + incidents
- All monitor types
- DNS monitoring
- Custom headers & methods
- Maintenance windows
- Status page ringtone alerts
Stop finding out about outages from your customers
Set up your first monitor in under 60 seconds. No credit card required. No complex configuration.