Whether you're troubleshooting a slow connection, verifying you're getting the speeds your ISP promised, or checking that your home network is fast enough for video calls and streaming, an internet speed test gives you a clear, objective measurement in seconds.
How to Test Your Internet Speed for Free
iConvertU's Speed Test measures your connection speed directly in your browser.
Step by step
- Open iConvertU Speed Test
- Click Start Test
- Wait 10–20 seconds for the test to complete
- See your download speed, upload speed, and latency (ping)
No account required. No app to install.
What the Results Mean
Download speed
The rate at which data travels from the internet to your device. Measured in Megabits per second (Mbps) or Gigabits per second (Gbps).
Download speed affects: streaming video, loading web pages, downloading files, receiving video calls.
Upload speed
The rate at which data travels from your device to the internet. Usually slower than download on residential connections.
Upload speed affects: video calls (sending your camera feed), uploading files to cloud storage, live streaming, sending large email attachments.
Latency (ping)
The time it takes for a data packet to travel from your device to a server and back. Measured in milliseconds (ms). Lower is better.
Latency affects: online gaming (high ping = lag), video calls (high ping = delay), and responsiveness of web browsing.
Jitter
The variation in latency over time. A consistent 20ms ping is far better than a ping that swings between 5ms and 200ms randomly. High jitter causes choppy audio and video on calls.
Speed Requirements by Activity
| Activity | Minimum Download | Recommended Download |
|---|---|---|
| Email and basic web browsing | 1 Mbps | 5 Mbps |
| Video calls (1:1) | 3 Mbps | 5 Mbps |
| Group video calls (Zoom/Teams) | 4 Mbps | 10 Mbps |
| Netflix HD (1080p) | 5 Mbps | 15 Mbps |
| Netflix 4K UHD | 15 Mbps | 25 Mbps |
| Online gaming | 3 Mbps | 25 Mbps (latency matters more) |
| Working from home (general) | 10 Mbps | 25 Mbps |
| Multiple simultaneous users | 25 Mbps | 100 Mbps+ |
Latency requirements: - Web browsing: under 100ms is fine - Video calls: under 150ms - Online gaming: under 50ms ideal, under 100ms acceptable - Live streaming: under 100ms
Why Is My Speed Slower Than What I Pay For?
Many factors affect the speed you measure vs the speed your ISP promises:
Distance from the router. WiFi signal weakens with distance and walls. Test over Ethernet for a baseline before concluding there's a service issue.
WiFi congestion. In dense apartments, dozens of nearby WiFi networks compete for the same radio frequencies. Switch to the 5GHz band (faster, shorter range) instead of 2.4GHz (slower, longer range).
Time of day. ISPs share bandwidth between customers in an area. Peak hours (evenings, weekends) often deliver lower speeds.
Your device. An older laptop or phone may have a network card that can't sustain the full connection speed. Test on multiple devices.
Router age. An old router may not support the full bandwidth of a modern fibre connection. ISP-supplied routers are often low-quality; a newer model can make a real difference.
ISP throttling. Some ISPs slow down specific types of traffic (streaming, torrents) at certain times. Test at different times and on different types of content.
How to Run an Accurate Speed Test
For the most accurate measurement:
- Use a wired Ethernet connection if possible, not WiFi
- Close other applications that use the internet (streaming, cloud backup, downloads)
- Pause background updates (Windows Update, App Store updates)
- Test multiple times at different times of day
- Test from different devices to identify device-specific limitations
Understanding "Up to" Speeds
ISPs advertise "up to" speeds — "up to 100Mbps" means the maximum under ideal conditions, not a guaranteed minimum. Typical delivered speeds are often 70–90% of advertised on good connections. If you're consistently getting less than 50% of your advertised speed on a wired connection, contact your ISP.
Frequently Asked Questions
What is a good internet speed? For a single user doing general browsing, streaming, and video calls: 25 Mbps download is comfortable. For a household with multiple simultaneous users: 100 Mbps+. For 4K streaming on multiple devices or large file uploads: 200 Mbps+.
Why do I get different results each time? Internet speed fluctuates based on network congestion, server load, and WiFi interference. Run 3–5 tests and average the results for a representative measurement.
Should I test on WiFi or Ethernet? Ethernet gives the most accurate reading of your actual broadband connection. WiFi results also reflect WiFi quality, which varies by location, device, and interference.
What is Mbps vs MBps? Mbps = Megabits per second (lowercase b). MBps = Megabytes per second (uppercase B). 1 MBps = 8 Mbps. Internet speeds are quoted in Mbps; file download progress bars typically show MBps. A 100 Mbps connection downloads at about 12.5 MBps.
Is the tool free? Yes. iConvertU Speed Test is completely free. No account required.
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