localhost.run creates an SSH tunnel that connects web applications on a local computer to the internet.
fast
vsPortChecker
fast vs PortChecker
How do fast and PortChecker compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | fast | PortChecker |
|---|---|---|
| What it is | Estimate internet download speed in a browser with FAST.com, Netflix’s simple speed test. | Port Checker tests whether ports are open and whether router port forwarding is configured. |
| Website | ||
| Type | Online tool | Online tool |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | — | English |
| Alternatives |
Other options to consider
Sites similar to both fast and PortChecker.
Freemium
24 alternativesMeasure internet download, upload, ping, and jitter in a browser with OpenSpeedTest, an HTML5 speed test.
Cloudflare Speed Test measures download, upload, latency, jitter, and packet loss for an internet connection.
Pick
24 alternativesCanYouSeeMe checks whether an internet connection has an open port and verifies port forwarding.
Check whether network ports are open and test port forwarding or router connectivity with PortCheckers.
LibreQoS Test measures connection quality and latency while a network is under load.






