Run results for: Math.random vs crypto.getRandom

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; Mi 9T Build/QKQ1.190825.002; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/106.0.5249.126 Mobile Safari/537.36

Browser: Chrome Mobile 106

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Math.random()	2462883.0 Ops/sec
crypto.getRandomValues()	121360.0 Ops/sec

Tests:

Math.random()
Math.random()
crypto.getRandomValues()
crypto.getRandomValues(new Uint32Array(1))[0] / 4294967296

Run results for: Math.random vs crypto.getRandom

Math.random()

crypto.getRandomValues()