Japality Genomics Viewer

JGV is a local-first genome browser for iPhone and iPad. Open a FASTA on the device, add alignments and annotations, then pinch to zoom and drag to pan a locus. Open files from the Files app or iCloud Drive. Sequence data stays on the device. No account and no cloud genome upload. Supported formats • Genome: FASTA (an index is built if missing) • Alignments: SAM, BAM, CRAM • Features: GFF3, GTF, BED • Variants: VCF • Signal: BigWig • Contacts: BEDPE