Helix Genetics vs Japality Genomics Viewer

Helix is a focused reference and study tool for the genetic code — every codon, every amino acid, and a live transcription/translation playground in your pocket. Whether you are a biology student grinding for an exam, a med-school applicant brushing up on biochemistry, or a curious mind who just wants to understand how DNA becomes protein, Helix gives you the answer in one tap. KEY FEATURES • Full codon table — all 64 codons mapped to their amino acid, with start and stop calls • Amino acid reference — names, three-letter and one-letter codes, side-chain class, and structure • Transcribe & Translate — paste or type a DNA sequence and watch it become mRNA and protein in real time • Quiz mode — drill yourself on codon → amino acid, amino acid properties, and start/stop signals • Search any nucleotide triplet, three-letter code or one-letter code instantly • Clean, distraction-free design built for quick reference and longer study sessions • Fully offline — your sequences never leave your device DESIGNED FOR STUDY Helix stays out of your way. No accounts, no popups, no upsells. Open the app, find what you need, and get back to learning. PRIVACY No tracking. No accounts. No data collection. Sequences you paste stay on your device.

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