In-context translation editor: how it works and how the major TMS platforms compare

An in-context translation editor (ICE) lets translators edit strings directly on a live website or app. Four architectural patterns exist: SDK / script injection, proxy-based, browser extension, and iframe embed. This guide compares how Locize, Lokalise, Crowdin, Phrase, SimpleLocalize, Tolgee, Localazy, and Transifex approach in-context editing, and which pattern fits which use case.