Differ Bilingual Document QA · local-only

Legal & contract translation QA/QC

All processing stays in this browser — documents are never sent to a server.

Supported: KO · EN · JA · ZH · DE · FR · ES · PT · RU · AR · VI · TH — any combination and same-language (version compare). Only undetectable documents are rejected.

Anchor rules (per-language regex) — edit defaults

Pick a language to see its default rules. One per line: type|regex or type|regex|flags (type: para·claim·article·item, flags: i·m·u). Group 1 must capture the number; dangerous (slow) regexes are rejected automatically.