Apps similar to CertWatch include Uptime Kuma, which is free and open source. Other options are StatusCake, Uptime.com, Vantaj Uptime and Oh Dear. In total there are nine Uptime Monitor Services like CertWatch for the web, Mac, Windows, Linux and Android.
Self-hosted monitoring tool to track uptime via HTTP(s), TCP, Ping, and more with reactive design. Offers 20-second interval checks, notifications through various channels like Webhook, Telegram, supports multiple languages, includes status page and ping charts, aiding small to medium enterprises effectively.
Hong Kong SAR China
Provides uptime, performance, and page speed monitoring for up to 10 websites. Offers customizable alerts by email, SMS, or third-party apps, root cause analysis, mobile support, server and SSL checks, plus a free plan with detailed reports for diagnostics.
United Kingdom
Real-time monitoring with checks every minute from over 30 global locations, alerts for outages or slowdowns, detailed uptime and response time reports, customizable alerts, public status pages, SSL and domain monitoring, and REST API for automation.
United States
All-in-one uptime monitoring platform- HTTP, SSL, domains, cron jobs, DNS, and status pages in one tool. 10+ global probe regions with multi-region consensus alerting to eliminate false positives.
United Kingdom
Comprehensive monitoring for uptime, downtime, broken links, SSL certificate status, DNS changes, domain renewals, cron jobs, and application health, with alerts, SEO checks, performance analytics, public status pages, flexible reports, and multi-site support.
Belgium
EU
Get notified by the simplest uptime monitoring service in the world, when your website is down or your certificate becomes invalid. No more, no less.
NetherlandsEU
Monitoring availability and performance of websites & web applications. Checking uptime, content, testing forms & transactions, measuring page loading speed, watching for domain and SSL certificate expiration.
PolandEU
failover.io is an uptime monitoring service built around one principle: the alert is a chain, not a single ping. Configure a sequence of channels per monitor — email, SMS, voice call, Slack, Discord, Telegram, Microsoft Teams, PagerDuty, webhook, ntfy — and each step waits for...
United States
Monitoria is an active monitoring service you can use to monitor your website or basically any HTTP(S) endpoint. It will periodically send requests to the selected URL, and when it starts receiving errors, it will send you a notification.
