Dotcom-Monitor
by Dotcom-MonitorIt suits people who need to monitor websites or infrastructure and receive alerts through a range of channels.
Free plan Free trial From $13.33 a month AndroidiPhone & iPadWebWindowsLinuxAPI+1
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Best API Monitoring Tools 2026
Facts read 27 Sep 2026 – 15 Oct 2026
API monitoring helps you check availability and response behavior over time. Compare check frequency and response assertions alongside monitor limits and multi-region checks to understand the coverage described for each tool. Private locations and incident workflows add context about where checks can run and how incidents are handled; free-plan availability and paid-from pricing are also useful points to weigh. UptimeRobot, Site24x7 API Monitoring and Dotcom-Monitor are among the options shown. Consider your monitoring locations, alert-handling needs and the limits that matter for your APIs.
The standings: top 10
| Name | In a line | Record score | Price from | Try it free | Runs on | Facts read |
|---|---|---|---|---|---|---|
| 01 Dotcom-Monitor | It suits people who need to monitor websites or infrastructure and receive alerts through a range of channels. | 6.4 | $13.33 a month | Free plan | Android, iPhone & iPad, Web, Windows | 15 Oct 2026 |
| 02 Site24x7 API Monitoring | It suits IT and DevOps teams that need to monitor API performance, validate REST responses, or follow multi-step transactions. | 6.4 | $109 a month, billed yearly | Free plan | Android, iPhone & iPad, Web, Windows | 30 Sep 2026 |
| 03 Loadster Synthetic Monitoring | Loadster suits teams that need scheduled checks for websites, web apps, or APIs, including multi-step user journeys. | 6.0 | $29 a month | Free plan | Web, Windows, Mac, Linux | 15 Oct 2026 |
| 04 APIContext | It may suit teams monitoring APIs, web journeys, AI workflows, or third-party services, especially those checking conformance or security behavior. | 5.7 | $29 a month, billed yearly | Free plan | Web, Windows, Mac, Linux | 30 Sep 2026 |
| 05 Postman | Postman suits developers and teams that need API design, testing, documentation, or monitoring tools. | 5.7 | $9 a month, billed yearly | Free plan | Web, Windows, Mac, Linux | 29 Sep 2026 |
| 06 Runscope | 5.7 | $79 a month | Free plan | Web, Windows, Mac, Linux | 4 Oct 2026 | |
| 07 Sentinel | Sentinel suits digital agencies, freelance developers and designers, and SaaS teams managing one or more sites. | 5.7 | $14 a month | Free plan | Web, Mac, Browser extension, API | 15 Oct 2026 |
| 08 Watchlog | Watchlog may suit teams that need infrastructure and application monitoring with logs, traces, API checks, and alert routing in one platform. | 5.7 | $299 a month | Free plan | Web, Windows, Linux, API | 29 Sep 2026 |
| 09 Tallwatch | 5.5 | $14.99 a month | Free plan | Web, Windows, Mac, Linux | 15 Oct 2026 | |
| 10 UptimeRobot | UptimeRobot suits people and teams monitoring websites, servers, and other services. | 5.5 | $9 a month, billed yearly | Free plan | Android, iPhone & iPad | 27 Sep 2026 |
02
Site24x7 API Monitoring
It suits IT and DevOps teams that need to monitor API performance, validate REST responses, or follow multi-step transactions.
AndroidiPhone & iPadWeb+4 Record6.4 Visit
03
Loadster Synthetic Monitoring
Loadster suits teams that need scheduled checks for websites, web apps, or APIs, including multi-step user journeys.
WebWindowsMac+4 Record6.0 Visit
04
APIContext
It may suit teams monitoring APIs, web journeys, AI workflows, or third-party services, especially those checking conformance or security behavior.
WebWindowsMac+1 Record5.7 Visit
05
Postman
Postman suits developers and teams that need API design, testing, documentation, or monitoring tools.
WebWindowsMac+2 Record5.7 Visit
7
Sentinel
WebMacBrowser extension+1 $14 a month Record5.7 Visit Sentinel suits digital agencies, freelance developers and designers, and SaaS teams managing one or more sites.
8
Watchlog
WebWindowsLinux+2 $299 a month Record5.7 Visit Watchlog may suit teams that need infrastructure and application monitoring with logs, traces, API checks, and alert routing in one platform.
10
UptimeRobot
AndroidiPhone & iPad $9 a month, billed yearly Record5.5 Visit UptimeRobot suits people and teams monitoring websites, servers, and other services.
11
HostTracker
WebAPI $49 a year Record5.3 Visit HostTracker is intended for web agencies, hosting resellers and webmasters responsible for multiple domains.
12
Uptrends
AndroidiPhone & iPadWeb+3 $42 a month, billed yearly Record5.3 Visit Core is described for teams needing regional availability and performance monitoring; Pro targets SRE and Ops teams.
13
Assertible
WebAPI $25 a month Record5.2 Visit Assertible is aimed at QA professionals, developers and others responsible for operating a web service.
14
Checkly
WebLinuxAPI $24 a month Record5.2 Visit Checkly is intended for developers, SRE and platform teams, QA engineers, and engineering managers who need API and interface monitoring.
15
ObserveOne API Monitoring
WebBrowser extensionAPI+1 $6 a month, billed yearly Record5.1 Visit It suits engineering teams looking to monitor APIs and run synthetic checks across selected regions.
16
Signalog
WebAPI $19 a month Record5.0 Visit Signalog suits teams that want monitoring, incident response, paging, and public status communication together.
17
Sysmos
WebLinuxAPI $29 a month Record5.0 Visit Sysmos is designed for small teams, with the Free plan presented for solo developers and personal projects.
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