Choose Cronitor if you need
- Integration with PagerDuty, Microsoft Teams or Discord. We haven't found them on Upptime's website.
Side by side, from each tool's own website. A tool's rating shows once it has 3 reviews.
From each tool's own website, checked on the dates below, and from published reviews.
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.

Nobody has reviewed Cronitor yet. Its rating shows once it has 3 reviews.
Review CronitorNobody has reviewed Upptime yet. Its rating shows once it has 3 reviews.
Review UpptimeFrom the platforms and integrations each website lists.
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Cronitor and Upptime yet.
Your review makes this comparison better for the next person. Review Cronitor or review Upptime.
Cronitor: Facts from cronitor.io, checked October 28, 2026. Sources: cronitor.io, cronitor.io/pricing, cronitor.io/docs, cronitor.io/docs/integrations.
Upptime: Facts from upptime.js.org, checked November 14, 2026. Sources: upptime.js.org.
Prices change, so confirm on their sites.