BrowserSpy.dk shows you just how much information can be retrieved from your browser just by visiting a page.
Available tests are listed below.
Mathematical Information
Find out which miscellaneous mathematical information are available through JavaScript. This includes numbers like Euler's constant, PI and random numbers.
| Test | Result |
|---|---|
| Euler's constant | |
| PI | |
| Natural logarithm of 2 | |
| Natural logarithm of 10 | |
| Base 2 logarithm of E | |
| Base 2 logarithm of E | |
| Square root of 1/2 | |
| Square root of 2 | |
| Random number between 0 and 1 |