FREEDOM251

Freedom251 › Compare

Side by side

Tallwatch vs UptimeKeeper

Both stand on website monitoring software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Tallwatch

Free plan APILinuxMac+2

Tallwatch combines multi-region checks with alert routing, on-call features, and status pages. Compare plan limits and check intervals with your monitoring needs, and note that it does not offer a formal uptime SLA with automatic credits.

Visit Tallwatch

UptimeKeeper

Free plan APIWeb

UptimeKeeper combines availability, performance, certificate, content, alerting, status-page, and API tools. The free plan offers essential monitoring, while teams needing advanced checks or SMS should consider the paid tiers.

Visit UptimeKeeper

The facts

TallwatchUptimeKeeper
Free planYesYes
Open sourceNot publishedNot published
Runs onAPI, Linux, Mac, Web, WindowsAPI, Web
Lowest paid planPro: $11.99 a monthIndividual: $7 a month
Plans published33
MakerNot publishedNot published
Websitetallwatch.comuptimekeeper.com
On website monitoring software#12 of 55#29 of 55

Tallwatch: what it does well

  • Checks seven types of targets, including SSL and DNS.
  • Incidents require matching reports from two regions.
  • Offers seven alert channels.
  • Status pages can be public or private.
  • Free plan includes 10 monitors.

What to know first

  • Free checks run every 60 seconds from three regions.
  • Free includes one custom-domain status page.
  • No formal customer uptime SLA with automatic credits.
  • Account data is deleted after a 90-day retention period following termination.

UptimeKeeper: what it does well

  • Monitors websites, APIs, and ports globally
  • Checks SSL, domains, latency, and page speed
  • Email and SMS downtime alerts
  • Branded status pages can be embedded
  • API access supports automation

What to know first

  • Advanced SSL and domain monitoring are paid
  • SMS alerts are paid features
  • Paid plans start at 7.00 USD monthly

Alternatives to Tallwatch Alternatives to UptimeKeeper The whole list