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