Dev tools · alternatives · 2026
24 alternatives to Sentinel
Website Monitoring Built for Agencies
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
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Simple Uptime▲203Monitor the health of your websites and servers inside Slack
2024 · simpleuptime.app · its alternatives →
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Monitoring that beats your customers to the punch
Apr 2026 · senti.solutions · its alternatives →
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Monitoring for websites, APIs, and cron jobs
2024 · webgazer.io · its alternatives →
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Pulsewave▲93The simplest uptime monitoring for developers & teams
2019 · apps.shopify.com · its alternatives →
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API Uptime - Monitor, Measure, Export. Anywhere
2024 · github.com · its alternatives →
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The fastest all-in-one domain & website monitoring tool
2022 · domain-monitor.io · its alternatives →
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Get instant alerts when your website goes down.
2023 · uptime-monitor.io · its alternatives →
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Uptime monitoring for all of your online services
2025 · uptimeobserver.com · its alternatives →
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Monitor your websites 24/7. Get instant downtime alerts.
Jun 2026 · pingwatch.netlify.app · its alternatives →
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Your Website Just Broke. Do You Know Yet?
Mar 2026 · visualsentinel.com · its alternatives →
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Hi HN! I am Krishna Thota, founder of DevRaven. DevRaven is a monitoring platform for Developers. DevRaven enables engineering teams or individual developers to setup active monitoring for their services/applications and get alerted when things don't work as expected Today's launch makes available the following features: API Monitoring - Monitor your HTTP end points and perform no-code or scripted assertions. Synthetic Monitoring - Execute browser based end-to-end tests using Playwright framework. No setup required. SSL Monitoring - Monitor SSL certificates for your end points and get…
2022 · devraven.io · its alternatives →
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Zuzia▲6All‑in‑one platform for server monitoring, website uptime
Nov 2025 · zuzia.app · its alternatives →
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Self-hosted Website Uptime Monitoring Service
2020 · hyperfolks.gumroad.com · its alternatives →
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Uptime Guardian for Your Website: Never Miss a Downtime
2024 · websitemonitoring.pro · its alternatives →
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UpsNode▲3Uptime monitoring from 5 global regions simultaneously
May 2026 · upsnode.com · its alternatives →
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Simple uptime/SSL monitor with instant alerts
Dec 2025 · alertsdown.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →