Browser Timer Test

This tool tests the accuracy and reliability of JavaScript timers (setTimeout and setInterval) in your browser.

System Information

Browser:
Begin test to populate...
Operating System:
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User Agent:
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Upload previously exported test results

Test Progress

Short Timeout Test (50ms × 100)

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Short Interval Test (50ms × 100)

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Long Timeout Test (10s × 5)

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Long Interval Test (10s × 5)

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Test Results

The following results show the drift (difference between expected and actual time) for each timer type.

Short Timeout Results (50ms)

MetricValue
Average Drift-
Minimum Drift-
Maximum Drift-
Standard Deviation-

Short Interval Results (50ms)

MetricValue
Average Drift-
Minimum Drift-
Maximum Drift-
Standard Deviation-

Long Timeout Results (10s)

MetricValue
Average Drift-
Minimum Drift-
Maximum Drift-
Standard Deviation-

Long Interval Results (10s)

MetricValue
Average Drift-
Minimum Drift-
Maximum Drift-
Standard Deviation-

Click the button above to download the complete test results as a JSON file.

Created by iKarTehFox - View on GitHub