OpenAnyFile Formats Conversions File Types

Convert BAM to CRAM Free — Online & Instant

Convert BAM to CRAM — Free Online

Fast, secure, no software needed.

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Convert BAM to CRAM

✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install

How to Convert BAM to CRAM

Converting .bam files to .cram is fast and simple with OpenAnyFile. BAM is a scientific format: Binary Alignment Map CRAM is a scientific format: CRAM Compressed Alignment

  1. Upload your .bam file to OpenAnyFile
  2. Select CRAM (.cram) as the target format
  3. Click "Convert" and wait for processing
  4. Download your converted .cram file

Why Convert BAM to CRAM?

There are several reasons to convert from .bam to .cram:

About BAM Format

Binary Alignment Map Category: Scientific. Extension: .bam. Created by: SAMtools.

About CRAM Format

CRAM Compressed Alignment Category: Scientific. Extension: .cram. Created by: EBI.

Frequently Asked Questions

How do I convert .bam to .cram?

Upload your .bam file to OpenAnyFile, select CRAM as the target, and download the converted file.

Is BAM to CRAM conversion free?

OpenAnyFile offers free file analysis. Conversion may require a one-time payment depending on the file.

Will I lose quality converting .bam to .cram?

OpenAnyFile preserves maximum quality during conversion. Some format-specific features may not transfer between different file types.

Can I convert .cram back to .bam?

Yes, you can convert .cram to .bam using OpenAnyFile as well.

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