AI Subtitle Translator specializes in localizing subtitle files such as SRT, VTT, ASS, SSA, SUB, and others. It produces translations that are natural and scene-appropriate, minimizing the need for extensive post-editing. The tool supports multiple modes including Natural, Balanced, and Literal to fit different translation needs, from conversational to close-to-original. It processes subtitle files while retaining time codes and structure, useful for video editors and content teams. Users can try the service without login using guest credits, and free users get initial credits to start translating.