A simple, free speed test (built for real-life use)
This test helps you quickly answer practical questions: Is my Wi‑Fi stable enough for live classes? Why do video calls freeze? Is my upload speed too low for screen sharing? For the most reliable results, pause large downloads, close streaming apps, and avoid running the test while multiple devices are heavily using the network. If possible, test with an Ethernet cable as well as Wi‑Fi—cable results are often more consistent.
How the measurement works
During the test, our server sends and receives data in short bursts to estimate how much bandwidth your connection can sustain. The tool measures how quickly your device downloads data, how quickly it uploads data back, and how long it takes for small requests to travel to the server and return (latency). Because the test uses a significant portion of your available bandwidth, you’ll get the clearest reading when you’re not doing other heavy online activity at the same time.
How to read your results
Our speed test focuses on four metrics that matter most for live learning and remote collaboration: download, upload, ping (latency), and jitter.
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Download Speed: Download speed is how fast data reaches your device (usually measured in Mbps). It affects streaming video, loading course content, and downloading files. Higher download helps when you’re watching live lessons, reviewing recordings, or working with large assets.
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Upload Speed: Upload speed is how fast your device can send data to the internet. This matters for video calls, screen sharing, submitting assignments, and sending large files. Many connections have good download but weaker upload—so it’s worth checking if your calls feel unstable.
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Ping (Latency): Ping measures how quickly your device can communicate with a server (in milliseconds). Low latency usually means a more responsive connection—important for live classes, interactive exercises, and conversations where delays can be frustrating.
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Jitter: Jitter measures how consistent your connection is over time. Even with high Mbps, high jitter can cause choppy audio, frozen video, or unstable calls. If jitter is high, switching to Ethernet, moving closer to your router, or reducing network load can often help.
Tip: test more than once (and in different conditions)
Internet performance can vary depending on time of day, Wi‑Fi interference, router quality, and how many devices are connected at home. For a more accurate picture, run the test a few times—morning, afternoon, and evening—and compare results. If you see big swings, your connection may be affected by congestion or Wi‑Fi stability rather than your plan’s advertised speed.
If you’re preparing for live online learning with Code Labs Academy, a stable connection is often more important than peak speed. Knowing your real download, upload, and latency helps you troubleshoot early, choose the best setup (Ethernet vs Wi‑Fi), and stay focused during live sessions.