Signal - Uptime Monitoring
Website & API Uptime Alerts
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Monitor websites and APIs from your phone with instant downtime alerts, uptime history, response times, and a clean mobile control room.
Signal is a focused uptime monitoring app for websites, APIs, and HTTP endpoints you care about. Add a service, watch its status, and get a clear mobile view of uptime, response time, incidents, and recovery.
Built for founders, developers, operators, and small teams, Signal keeps monitoring simple without turning your phone into a noisy dashboard. Open the app and immediately see what is operational, what needs attention, and when each service was last checked.
Key features:
- Monitor websites, APIs, health checks, and HTTP endpoints
- Track uptime status, response time, and recent check history
- Receive downtime and recovery alerts
- Review incidents and understand what changed
- Configure method, interval, timeout, expected status range, headers, and request body
- Keep a clean mobile control room for services you own or manage
- View operational, down, paused, and pending monitors at a glance
- Restore purchases and manage subscriptions through your App Store account
Signal Premium
Signal Premium unlocks active monitoring features for your account. Premium is available through Weekly, Monthly, and Yearly subscription plans. The Weekly plan may include a 3-day free trial when eligible. Trial availability, pricing, and renewal terms are shown by Apple before purchase.
Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your App Store account settings. Deleting app data does not automatically cancel an active App Store subscription.
Signal is designed for authorized monitoring only. Use it to monitor services, websites, and endpoints you own, operate, or have permission to check.
Privacy Policy:
https://signal-monitoring-support.eu-central-de.dockup.tech
Apple Standard EULA:
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, ADACOMP LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- User Content
- Identifiers
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- ADACOMP LLC
- Size
- 66.2 MB
- Category
- Utilities
- Compatibility
Requires iOS 16.4 or later.
- iPhone
Requires iOS 16.4 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Signal - Weekly Premium $4.99
- Signal - Yearly Premium $49.99
- Signal - Monthly Premium $12.99
- Copyright
- © 2026 AdaComp LLC