I18N
The best 50 I18N AI tools - Free & Paid
Explore 50 AI for I18N
hellogpt官网 is a real-time AI translation and localization platform supporting 100+ languages, including low-resource ones, for documents, images, and cross-platform workflows. It offers context-aware multi-turn translation, enterprise APIs, and privacy-focused local processing for seamless integrati
Freemium
i18n Web uses AI to translate JSON, Markdown, and plain text files into multiple languages while keeping original structure. Users upload files, pick target languages, review translations in an editor, and download individually or as a bundle.
Free
i18nowAI automatically translates i18next JSON files into over 80 languages via DeepL, delivering fast, accurate JSON outputs for React, Vue, and Next.js projects. Users upload source files, select target languages, and re‑translate only changed lines.
Freemium
- $9/mo
An AI‑powered browser tool that translates app content into over 200 languages while keeping data local. It supports JSON, YAML, JavaScript, and TypeScript files, letting developers import, edit, and bulk‑export translations without sending data to external servers.
Paid
I18n Studio uses GPT‑4 to deliver context‑aware translations for common localization formats. It supports comment-based context, skip markers, and capitalization rules, and integrates with Xcode, VSCode, Android Studio, enabling batch translation of individual values, keys, or whole languages.
Freemium
I18nMaster utilizes GPT technology to simplify internationalization processes by supporting various file formats and integrating with OpenAI for enhanced functionality, ensuring efficient and seamless multilingual content management.
Freemium
Immersive Translate is a browser and mobile extension that offers side‑by‑side bilingual web pages, translates PDFs, ePub, DOCX, subtitles, adds subtitles to videos, provides live translation for Zoom, Google Meet, Teams, OCR‑based image translation for students, researchers, and professionals.
Free
TacoTranslate automates React and Next.js i18n by extracting UI strings from code and providing AI‑driven translations in 70+ languages. It updates text live, lets teams toggle languages, and offers a translator interface for refinement and incremental rollout.
Paid
- $99/mo
Localazy is a localization tool that streamlines translation management for various formats and frameworks, offering automated workflows, translation memory, quality control, and collaborative features, enhancing efficiency in creating and releasing localized content.
Free trial
Locales.ai offers AI‑powered localization, translating documents into 30+ languages. The platform supports a 3‑step workflow—import, AI‑translate with smart memory, download—while integrating diverse file formats and frameworks for real‑time, culturally accurate updates across websites and apps.
Freemium
- $1
みらい翻訳 is an AI-driven translation service for businesses, offering secure machine translation for documents, audio, and video in over 20 languages. It includes specialized models for legal and financial documents and features an API for integration.
Freemium
Global SEO is an AI‑driven platform that localizes web content into 94 languages via JavaScript or subdomains. It supports unlimited sites, page views, and CMS integration, offering on‑demand or bulk translations, with managed setup and GPT‑4o support.
Freemium
- $4.99/mo
Globify harnesses GPT‑4 to automate iOS app localization within a single project, allowing multiple languages, custom tones, glossary consistency, and direct string‑catalog sync. Its “Localize all” button enables bulk translation, speeding releases.
Freemium
Ai Translator compares 22 AI models via its SMART feature to produce the most agreed translations, offering over 100 languages and regional dialects. It auto‑detects source language, accepts text or files, and provides instant quality feedback and real‑time accuracy analytics.
Freemium
- $39/mo
Quetzal is an internationalization platform that facilitates the translation of digital products into over 20 languages. It integrates with development environments, supports frameworks like Next.js and React, and offers a centralized dashboard for efficient project management.
Freemium
x-doc is an AI-powered translation tool supporting over 108 languages, designed for large-scale technical documents. It ensures accurate translations, consistent terminology, and enterprise-level security, while automating tasks to boost productivity and streamline project management.
Freemium
Language Reactor enhances language learning with dual subtitles, a popup dictionary, and precise video controls on Netflix. Features like Turtle Tube, machine translation, vocabulary suggestions, PhrasePump, and a chatbot support interactive and immersive learning experiences, making it a valuable t
OpenL Translate converts text, PDFs, images, and audio into 100+ languages, supporting dialects and emojis. Fast mode delivers short translations; Advanced mode offers precision for legal documents. It handles 150k characters and 40 scanned PDFs daily, processing locally for privacy.
Subscription
Language i/o is a multilingual translation tool for customer support, providing real-time translation across platforms like Salesforce and Zendesk. It enhances communication in over 150 languages, improving workflow and agent productivity while maintaining data security.
Freemium
Linguana automatically translates web content into over 100 languages, creating SEO‑friendly URLs and localizing meta titles, alt tags, and on‑page text. It supports Webflow, Framer, Carrd, Wix, WordPress, and Kajabi, offering platform‑specific integrations, manual editing, and CDN‑based delivery.
Freemium
AI Phone delivers real‑time bilingual subtitles and voice translation for phone, video, and messaging calls in 150+ languages, with instant camera‑text support for signs and menus. Invite contacts via a link—no extra download needed for seamless communication.
Free trial
Translingo is a real-time translation platform supporting over 60 languages, enabling seamless multilingual communication for events like conferences and corporate training. It offers live speech translation, multilingual transcriptions, and automated content creation tools, integrating effortlessly
Free trial
- $15
Lingvanex delivers on‑premise machine translation and speech‑to‑text for over 100 languages, with APIs, SDKs, desktop and mobile apps, enabling secure, offline multilingual content processing, summarization, and data anonymization for business intelligence and compliance.
Freemium
Online Document Translator provides professional translations while preserving original formatting across various document types. It supports over 80 languages, offers batch processing, custom terminology, online editing, and ensures data privacy, making it ideal for individuals and teams.
Freemium
- $5
Translation Strings is an AI-powered tool for app developers, simplifying translation management. It offers auto-translation and context customization, enabling seamless export of translated strings in JSON format or via API integration.
Freemium
Trancy delivers bilingual subtitles for YouTube, Netflix, and educational platforms, featuring a reading mode, AI‑powered word lookup, grammar analysis, and part‑of‑speech tagging. It offers customizable translation engines, TTS voices, adjustable display options, and offline learning decks.
Freemium
AI Image Translator extracts text from JPG, PNG, GIF images with ~99% accuracy, translates it into over 130 languages, then removes the original text and inpaints the background while preserving font, size, color, and layout for high‑quality localised images.
Freemium
Doctranslate.io is an AI-powered tool offering seamless document translation in 29 languages. It features customizable options like domain specialization, bilingual formatting, and secure data management for precise, efficient communication across global audiences.
Freemium
Alexa Translations blends infinite and neural AI modes with Retrieval Augmented Generation and client‑terminology learning. Certified translators post‑edit outputs while the unified platform manages projects, enhancing accuracy, compliance, and turnaround under SOC 2/ISO 17100 standards.
Free
Lara Translate is a multilingual translation tool supporting languages like English, German, and Chinese, offering precise document and text translation while preserving structure and meaning. It features privacy-focused incognito mode and ensures natural language flow for technical, legal, and crea
Freemium
- $9/mo
TransLinguist delivers real‑time speech‑to‑speech translation across 15+ languages for live meetings, conferences, and support calls. It offers video remote interpretation, captions, sign‑language support, and a marketplace for on‑demand interpreters, all secure and browser‑based.
Freemium
Easily Translate is an AI tool for translating and localizing content in over 95 languages. It supports various file formats, offers customizable tone, real-time translation, and integrates seamlessly for efficient workflows in document and app localization.
Subscription
Escríbelo genera contenido original y optimizado para SEO (artículos, emails, anuncios, publicaciones y textos web) en 30 idiomas, ofrece información actualizada y sugerencias de palabras clave, ajusta tono/formato y acelera la producción multilingüe.
Freemium
BookTranslator automatically translates entire books into 168+ languages, preserving tables, images, and formatting across EPUB, PDF, DOCX, etc., within minutes. It offers side‑by‑side comparison, supports up to 300 MB files, and delivers instant downloadable copies.
Freemium
Hello8 automates speech‑to‑text transcription and adds human editing to deliver broadcast‑ready subtitles in 90+ languages. It enforces quality criteria, supports SRT/VTT/TTML, and stores data encrypted on EU servers, meeting GDPR and C2PA standards.
Subscription
- $9.99/mo
AI Glot enhances translation quality for Weglot users by exporting and refining translations through advanced algorithms. It ensures consistency and clarity across multilingual content, allowing for efficient re-importing of high-quality localized translations.
Freemium
- $50
Locmat is an open‑source translation management platform supporting FormatJS and ICU message syntax. It offers an API and CI scripts for automated workflows, ML‑based translations with optional ChatGPT refinement, and seamless integration into web, mobile, and backend projects.
Free
CoeFont Interpreter offers real‑time, low‑latency voice translation for meetings in multiple languages, integrating with Zoom, Teams, Google Meet, and Discord. It supports on‑device mobile use, custom terminology, automatic transcripts, and SOC2‑compliant data security.
Subscription
Ollang is a localization platform that automates dubbing, subtitles, closed captions and metadata in 100+ languages, combining studio-quality voice workflows, agentic AI orchestration, no-code project automation, and an API for scalable video, audio, and text localization.
Freemium
Elai.io turns scripts, PowerPoint slides, or articles into polished videos using AI. It offers multilingual voice cloning, automated translation, custom avatars, and storyboard templates for learning, sales, marketing, and corporate communications.
Freemium
- $29/mo
Translate.Photo uses AI to instantly translate JPEG, PNG, and JPG images into 75+ languages. Integrated plugins for Photoshop, Illustrator, InDesign, Figma, and Word keep original layout intact. Custom glossaries and translation memory preserve branding while speeding localization.
Freemium
- $59/mo
TextPixie offers AI translation of text, images, audio, documents, and web articles into over 100 languages, automatically detecting source language and supporting variants like British English. It works on desktop and mobile, delivering meaning‑preserving outputs as plain text, Word, or PDF.
Freemium
Transor translates websites, PDFs, images and videos using OCR, in‑paint rendering and real‑time bilingual subtitles. It detects core content for low‑intrusion bilingual reading, supports multiple translation engines, browser extensions, selection shortcuts and export features.
Free
Translate.video automates video localization: it transcribes, generates subtitles, and dubs content in 75+ languages using voice cloning from a 50‑second clip. Users can edit captions, export SRT/VTT/MP4, and integrate plugins for Photoshop, Illustrator, and Figma.
Freemium
- $29/mo
Lufe AI is a fast, free AI translator for webpages, PDFs, and images, leveraging Gemini, OpenAI, and Claude for accurate multilingual support. It offers a browser extension with side-by-side translations, auto-detection, and customizable displays for seamless bilingual learning.
Freemium
Doc2Lang translates Excel, Word, PDF, PowerPoint, CSV, EPUB, images, video, audio, and subtitles, preserving layout, formatting, formulas, speaker notes, and embedded media across 100+ languages. OCR supports scanned documents; batch ZIP uploads, custom glossaries, and secure file handling are inclu
Freemium
Prismy is a localization platform that streamlines global product launches with AI translations, enabling efficient collaboration among teams. It integrates with GitHub for seamless updates and offers automated guidelines for consistent brand messaging.
Freemium
Voisi converts text into natural‑sounding speech with 450+ voices and 100+ languages, transcribes audio, translates text and audio, clones voices from short samples, and chains transcription, translation, and synthesis into single workflows.
Paid