Tool details

b2

How b2 performs across locations, systems and versions.

Period

Statistic

Overall

1 tests

Tests

Speed · Median

38.21 KB/s

Latency · Median

1494 ms

Stability · Median

61.1%

Lowest speed

38.21 KB/s

Highest speed

38.21 KB/s

Last 90 days

Location	Tests	Speed	Latency	Stability
Other	1	38.21 KB/s	1494 ms	61.1%

OS	Tests	Speed	Latency	Stability
Android	1	38.21 KB/s	1494 ms	61.1%

Version	Tests	Speed	Latency	Stability
Unspecified	1	38.21 KB/s	1494 ms	61.1%

No visitor test with exit-IP quality yet; running a test records it.

Time	Location	Version	OS	Exit	Speed	Latency	Stability	Reach	Quality	Source	Details
2 months ago	Other	—	Android	JP	38.21 KB/s	1494 ms	61.1%	—	240p	GreatFire	View details

Next step

Step 1 · Test the toolSpeed test and rankings
Run a speed test from inside your network, then compare it with the other tools in the rankings.
Run a speed test See the rankings
Step 2 · Check the exitExit IP and browser fingerprint
Using b2? Check your exit IP and fingerprint: whether the IP gets flagged and what your browser gives away.
Check your exit IP See your browser fingerprint
Step 3 · Watch the networkObservatory and weekly digest
A slow tool is not always the tool's fault: check the blocks, outages and network quality in your region.
Open the observatory Read the weekly digest

Data source: GreatFire Circumvention Centralsynced hourlylast sync 09/12/2026, 08:15 UTC