Tool details
UltrasurfFree
How Ultrasurf performs across locations, systems and versions.
Period
Overall
161 tests
Tests
161
Speed · Median
43.37 KB/s
Latency · Median
332 ms
Stability · Median
100.0%
Lowest speed
3.79 KB/s
Highest speed
6.78 MB/s
Last 90 days
Speed · Median
No tests in the last 90 days.
By location
| Location | Tests | Speed | Latency | Stability |
|---|---|---|---|---|
| Other | 86 | 35.66 KB/s | — | 100.0% |
| Mainland China | 70 | 47.56 KB/s | 265 ms | 95.2% |
| Russia | 3 | 254.00 KB/s | 600 ms | 100.0% |
| Iran | 2 | 271.22 KB/s | — | 100.0% |
By OS
| OS | Tests | Speed | Latency | Stability |
|---|---|---|---|---|
| Windows | 107 | 33.38 KB/s | 365 ms | 97.6% |
| Linux | 37 | 61.54 KB/s | — | 100.0% |
| Android | 14 | 191.08 KB/s | 299 ms | 98.8% |
| macOS | 3 | 141.01 KB/s | — | 100.0% |
By version
| Version | Tests | Speed | Latency | Stability |
|---|---|---|---|---|
| Unspecified | 161 | 43.37 KB/s | 332 ms | 100.0% |
Exit IP quality (measured on visitors' tests)
No visitor test with exit-IP quality yet; running a test records it.
Run a testRecent tests
See all in history| Time | Location | Version | OS | Exit | Speed | Latency | Stability | Reach | Quality | Source | Details |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Russia | — | Windows | US | 256.42 KB/s | 608 ms | 100.0% | — | 480p | GreatFire | View details | |
| Russia | — | Windows | US | 254.00 KB/s | 592 ms | 100.0% | — | 480p | GreatFire | View details | |
| Mainland China | — | Windows | VN | 6.78 MB/s | 230 ms | 100.0% | — | 2160p | GreatFire | View details | |
| Mainland China | — | Windows | HK | 791.73 KB/s | 365 ms | 100.0% | — | 1080p | GreatFire | View details | |
| Mainland China | — | Windows | TR | 3.01 MB/s | 212 ms | 94.4% | — | 2160p | GreatFire | View details | |
| Mainland China | — | Android | TR | 3.27 MB/s | 299 ms | 94.4% | — | 2160p | GreatFire | View details | |
| Mainland China | — | Android | TR | 522.75 KB/s | — | 100.0% | — | 720p | GreatFire | View details | |
| Iran | — | Android | TR | 524.10 KB/s | — | 100.0% | — | 720p | GreatFire | View details | |
| Other | — | Android | TR | 405.17 KB/s | — | 100.0% | — | 720p | GreatFire | View details | |
| Mainland China | — | Android | TR | 399.97 KB/s | — | 100.0% | — | 720p | GreatFire | View details | |
| Mainland China | — | Android | TR | 210.31 KB/s | — | 100.0% | — | 480p | GreatFire | View details | |
| Mainland China | — | Android | TR | 530.15 KB/s | — | 100.0% | — | 720p | GreatFire | View details | |
| Mainland China | — | Linux | US | 33.87 KB/s | — | 95.2% | — | 240p | GreatFire | View details | |
| Mainland China | — | Linux | US | 61.54 KB/s | — | 100.0% | — | 240p | GreatFire | View details | |
| Mainland China | — | Linux | US | 21.97 KB/s | — | 100.0% | — | 240p | GreatFire | View details | |
| Mainland China | — | Windows | US | 24.11 KB/s | — | 100.0% | — | 240p | GreatFire | View details | |
| Mainland China | — | Windows | US | 28.29 KB/s | — | 100.0% | — | 240p | GreatFire | View details | |
| Mainland China | — | Windows | US | 26.54 KB/s | — | 90.5% | — | 240p | GreatFire | View details | |
| Mainland China | — | Windows | US | 27.63 KB/s | — | 90.5% | — | 240p | GreatFire | View details | |
| Mainland China | — | Windows | US | 50.77 KB/s | — | 90.5% | — | 240p | GreatFire | View details |
Data source: GreatFire Circumvention Centralsynced hourlylast sync