Best API Monitoring Tools in 2026
Updated
27ranked
0free plans on this page
$2/molowest paid tier
9 Oct 2026last checked
0 of 1 with known pricing have a free tier;0 apps show full bars: free, open, on most devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 26 | Sematext SyntheticsWeb · Windows · Linux · Self-hosted · API | Two bars | No | 3 of 6 | $2/mo | 5.1 | |
| 27 | Cisco ThousandEyesWeb · Windows · Mac · Android | One bar | 4 of 6 | 4.9 |
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