Best AI Tools for Software & App Localization

AutoLocalise is a realtime, AI-powered localization platform that lets developers add full internationalization support to web and mobile apps with just a few lines of code—no translation files, no complex i18n setups, and no redeploys required. It automatically extracts text ...

Tolgee is an open-source localization platform designed to simplify the process of translating software applications into multiple languages without wasting developer time. It enables in-context modifications of texts directly in the running app, supports context-aware AI translations, and facilitates seamless ...

DeepL Translate is an AI-powered neural machine translation service that provides highly accurate, context-aware translations using advanced deep learning models. It handles text, documents (preserving original formatting), images, PDFs, and speech input/output, making it suitable for a wide range of ...

TacoTranslate is an AI-powered internationalization (i18n) tool specifically designed for React and Next.js applications. It automatically collects text strings directly from your React codebase using a simple <Translate> component, translates them into 76 languages with context-aware AI, and eliminates the ...

Rask AI (rask.ai) is an AI-powered platform for video and audio localization, specializing in automated translation, dubbing, subtitling, and voice cloning. It enables users to adapt content into over 130 languages quickly and cost-effectively, handling transcription, translation, natural-sounding voiceovers, lip-sync, ...

HeyGen Video Translator is an AI-powered tool that allows users to upload existing videos or provide YouTube/Google Drive links and automatically translate the spoken content into over 175 languages and dialects. It preserves the original speaker's voice through advanced cloning ...

Aview is an all-in-one AI-powered multimedia localization and distribution platform designed to help creators and brands expand their content globally without language or cultural barriers. Users upload videos, online courses, livestreams, podcasts, or short-form clips (such as YouTube Shorts, TikToks, ...

Articula is an iOS app that provides real-time AI-powered translation for voice and video calls across 24 languages, aiming to deliver accuracy comparable to professional human interpreters. It enables seamless cross-language communication during phone or video conversations without needing to ...

TranslateVideos.io is an AI-powered platform that automatically translates video content into multiple languages while cloning the original speaker’s voice and delivering precise lip synchronization for a natural, non-dubbed appearance. It transcribes, translates, dubs, and re-syncs videos in one workflow, preserving ...

Sonix is an AI-powered automated transcription, translation, and subtitling platform designed to convert audio and video files into accurate, searchable text quickly and securely. It transforms spoken content from meetings, interviews, depositions, clinical notes, lectures, and media files into structured ...

VideoTranslator.io is an all-in-one AI-powered platform that translates videos, documents, images, and audio files into over 130 languages while preserving original formatting, visual quality, and speaker characteristics. It automatically transcribes, translates, dubs videos with natural-sounding voice cloning and perfect lip-sync, ...

Auri.AI is an AI-powered writing assistant and productivity tool primarily designed as a custom keyboard and all-in-one assistant app for Apple devices (iPhone, iPad, Mac, and Apple Watch). It enables users to write faster and smarter by providing on-the-fly assistance ...

Cavya.ai is an AI-powered localization preparation platform that automates the creation of glossaries, style guides, and structured document analyses. Users upload source files, and the tool instantly extracts context-rich terminology, generates tailored style guidelines, and delivers insights into language complexity, ...

Lovalingo is an AI-powered translation plugin designed specifically for React and Next.js applications. It automatically detects app content—including dynamic elements from AI-generated projects built with tools like Lovable, v0, Bolt, and other vibe-coding platforms—and translates it in real time. The ...

Luboo.ai is an AI-powered video localization and dubbing platform designed to convert short-form videos—such as TikToks, Reels, and YouTube Shorts—into multilingual versions spanning 52+ languages. It uses advanced AI dubbing to recreate content with lip-sync accuracy, cultural adaptations, and preserved ...

OneSky is an AI-powered localization platform, officially described as an "AI Translation & QA Hub" and "Multi-Agent Localization" system (branded as OneSky Localization Agent or OLA). It automates the end-to-end translation and quality assurance process for digital content, including websites, ...

Papercup is an AI-powered video localization platform specializing in dubbing and voice-over services for existing video content. It automatically transcribes audio, translates it into multiple languages, generates human-sounding synthetic voiceovers that preserve the original speaker’s tone, pacing, and emotion, and ...

Perso.ai is an AI-powered video translator, localization, and dubbing platform that automatically converts videos into 33+ languages while delivering natural-sounding audio through voice cloning and pixel-perfect lip synchronization. It automates the entire process—from transcription and translation to multi-speaker detection and ...

Translate.Video is an AI-powered all-in-one platform for video localization that automates captioning, subtitle translation, dubbing, AI voice-overs, voice recording, and transcript generation. It enables users to upload a video and quickly produce multilingual versions with synchronized subtitles, natural-sounding voice dubbing, ...