localhost.run creates an SSH tunnel that connects web applications on a local computer to the internet.
PortChecker
vsfast
PortChecker vs fast
How do PortChecker and fast compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | PortChecker | fast |
|---|---|---|
| What it is | Port Checker tests whether ports are open and whether router port forwarding is configured. | Estimate internet download speed in a browser with FAST.com, Netflix’s simple speed test. |
| 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 PortChecker and fast.
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.






