BAM Read Count

Count mapped reads per chromosome in a BAM file (up to ~150 MB)
Covers Human chromosomsomes 1–22, X, Y, and MT
Displays an interactive bar chart and a counts table with percentages
Files are processed locally in your browser — nothing is uploaded to our server.

Select or drop a BAM file

If processing is slow or fails, try closing other browser tabs or applications to provide more ressources.

Reading file…

Chromosome	Reads	%