KosherFish.co - Is It Kosher?

KosherFish is the most complete kosher fish reference on iOS — a free, offline, ad-free lookup for 290+ fish species, cross-referenced with the Orthodox Union and Chabad. Whether you're at the fish counter, a sushi bar, or planning Shabbat dinner, KosherFish answers the only question that matters: is this fish kosher? — Search by common name, scientific name, or alias — Filter by All / Kosher / Not Kosher — Tap any fish for the halachic reasoning, Hebrew name, and frequently asked questions — Works completely offline — no signal, no account, no tracking WHAT'S INCLUDED • 291 species — every fish on the Orthodox Union and Chabad published lists • Plain-English explanations of why each fish is or isn't kosher (fins + scales = kosher under Leviticus 11:9) • Hebrew names where applicable • "Also Known As" cross-references — find shubuta, schmaltz herring, lox, hamachi, or barramundi by any name • Frequently Asked Questions on every fish page — does it have fins and scales? can I eat it as sushi or sashimi? what is it called in Hebrew? • Companion link to KosherFish.co for the deeper halachic articles WHO IT'S FOR • Kosher shoppers checking a fish at the counter • Sushi diners deciphering an unfamiliar menu • Hosts planning a kosher Shabbat or Yom Tov meal • Jewish travelers anywhere far from a reliable mashgiach • Anyone curious about Jewish dietary law REFRESHED FOR v1.1 • New design matching kosherfish.co — navy + gold, Frank Ruhl Libre headings • Fish FAQs and "Read more" deep links to the full web reference • Updated About screen with the methodology and sourcing • Crash and performance monitoring (no screenshots, no PII) PRIVACY • No account required • No personal data collected • No tracking, no ads, no in-app purchases • Fish data ships inside the app — your lookups never leave your device HALACHIC NOTE KosherFish is a reference tool, not a substitute for rabbinical guidance. For binding halachic answers on specific fish, preparations, or kosher-for-Passover questions, please consult a qualified Orthodox rabbi. Built by Eric Rosenberg as a free public reference. Cross-referenced with the published lists from the Orthodox Union (OU), Chabad, and the Chicago Rabbinical Council (cRc). Companion site: https://kosherfish.co