Dev tools · alternatives · 2026
24 alternatives to AlertSleep
Monitor your uptime. Get alerted instantly. Sleep better.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
- 1
Get instant alerts when your website goes down.
2023 · uptime-monitor.io · its alternatives →
- 2
Simple Uptime▲203Monitor the health of your websites and servers inside Slack
2024 · simpleuptime.app · 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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Get instant alerts for significant changes to your metrics
2022 · metricswatch.com · its alternatives →
- 8
Instant uptime alerts. Stay online, stay confident.
Dec 2025 · web-alert.io · its alternatives →
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Simple uptime/SSL monitor with instant alerts
Dec 2025 · alertsdown.com · its alternatives →
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Uptime monitoring, public status pages, instant alerts
2023 · its alternatives →
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Website downtime alerts & uptime monitoring
2018 · downtimemonkey.com · its alternatives →
- 19
Phone alerts for website downtime | real-time monitoring
Nov 2025 · siteisdead.dev · its alternatives →
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Uptime Robot (free) + App Engine (free) + Twilio (cheap) = almost free downtime alerts! Uptime Robot notices that your website is not responding. …
2014 · doublemap.github.io · its alternatives →
- 22
Simple, easy to use and free website uptime monitoring tool
2025 · dialogsmonitor.com · its alternatives →
- 23
Your homepage is up. Your checkout might not be.
2025 · uptimeeye.com · its alternatives →
- 24MW
2021 · webtrackr.io · 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 →