Multilingual App
The best 50 Multilingual App AI tools - Free & Paid
Explore 50 AI for Multilingual App
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
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
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
LingoExpress is a multilingual learning tool covering 65+ languages. It provides books, audio content, daily words, AI tutoring, and caters to various learning styles on Kindle and smartphones, making language learning effective and enjoyable for all ages.
Free
Translate Menu is a smartphone app that captures printed menus and instantly translates them into 50+ languages. It provides personalized dish suggestions, accounting for preferences and dietary restrictions, using OCR and NLP for real‑time, accurate translations at restaurants worldwide.
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
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
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
Multilipi is an AI-driven multilingual SEO and translation platform that offers quick translations in over 22 languages. It features translation memory, glossary management, and document translation, ensuring optimized and accessible global content.
Free trial
Telelingo is a mobile app that delivers real‑time voice translation for phone calls in 80+ languages. It converts spoken speech to text, outputs instant translated audio, and integrates with PBX, mobile phones, and landlines for business and travel use.
Freemium
- $0.22
ChatCulture delivers instant translation for chat, voice, AR, camera, and documents in 77+ languages with automatic language detection. Users can toggle to the original text, practice with AI Pal personas, and enjoy a clean interface that updates regularly.
Freemium
Captions App is an AI tool that simplifies adding subtitles and captions to videos with auto-generation, translation, and customization options. It also offers AI dubbing in over 100 languages, enabling creators to enhance accessibility and engage a broader audience effortlessly.
Freemium
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
Cloud-based translator that handles PDFs, scanned PDFs, Word, Excel, PowerPoint, and images in 136 languages while preserving layout. Offers direct PDF editing, scanning, splitting, and share‑extension for seamless collaboration for teams, educators, and business professionals.
Freemium
Lingo Champion personalizes language lessons by simplifying real‑world articles, offering instant word explanations and context translations, auto‑logging vocabulary, generating spaced‑repetition flashcards, and tracking progress across reading, listening, and speaking in over 20 languages.
Freemium
- $5.99/mo
GoSpeech is an app that uses AI-generated faces for multilingual conversations, enabling users to create personalized videos and foster global communication via avatars while supporting charitable causes.
Freemium
Borderless WhatsApp is a web‑based solution that enables instant cross‑lingual messaging in 17 languages via WhatsApp Web. It auto‑translates outgoing and incoming messages, offers GPT‑4 powered chatbot help, and shares a unique link to start translation‑enabled chats.
Free
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
Unbabel is a LangOps platform combining machine translation, human post-editing and AI-only options (TowerLLM/Widn.Ai) to centralize translation workflows, integrate with CRMs, manage reviewers and contributors, and track translation quality and throughput.
Freemium
Fluent is an AI-driven language learning tool that promotes effortless communication through chat-based interactions. It supports users from beginner to advanced levels, facilitating vocabulary acquisition and confidence-building in real-life conversation scenarios.
Freemium
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
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
Online TTS platform converts text into audio in 100+ languages with 148+ AI voices. Users can tweak speed, pitch, pause, add background music, and download MP3, OGG, AAC, OPUS, or WAV for dubbing, audiobooks, and language learning.
Free
Menuguide is an AI-powered app that translates restaurant menus in real-time. Users can take photos to receive accurate translations, access detailed dish information, and communicate their orders in the local language, enhancing dining experiences globally.
Freemium
EasyDictation.app converts YouTube videos into interactive learning modules, auto‑generating multilingual transcripts, auto‑pausing per sentence, offering repeat practice, instant accuracy feedback, real‑time shadowing pronunciation scoring, and tracking vocabulary and progress for learners and educ
Subscription
Transgull is an AI translation tool that offers real-time voice, text, image, and video translations. Its context-aware capabilities facilitate natural communication, making it ideal for personal use, travel, and professional settings like meetings and events.
Freemium
LanguageTool is an AI grammar, spelling, and style checker supporting 30+ languages. It offers real‑time browser extensions, desktop and Word add‑ins, advanced Picky Mode, paraphrasing, and an API for developer integration.
Free
Web‑based grammar checker supporting 27 languages—including Tagalog and English variants—highlights spelling, grammar, punctuation errors and offers corrections. It accepts rich text up to 15,000 characters, detects GPT‑style typos, and includes an AI content detector, usable from any browser.
Free
Lingolooper is a language learning app that uses AI avatars for immersive speaking practice. It supports multiple languages and enhances pronunciation, vocabulary, and conversational skills through realistic conversations and dynamic feedback in a safe environment.
Free trial
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
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
Letterly instantly transcribes spoken audio into polished text, supports 90+ languages, and offers 25+ rewrite styles for emails, blogs, tweets, or bullet points. It works offline, integrates via Zapier/webhooks, and tags content for quick retrieval.
Freemium
LangSwap is a time-saving AI tool that translates video voiceovers into multiple languages while keeping the original voice intact. Perfect for businesses aiming to reach international audiences without the hassle of re-recording videos or hiring voice actors.
Free trial
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
NaturalReader AI converts PDFs, Word, ePub, web pages, and OCR text into natural‑sounding audio in 90+ languages. It supports voice cloning, offline playback, mobile and Chrome extension access, and includes captions and dyslexia‑friendly fonts.
Freemium
LexiGym is an iOS app that trains vocabulary offline across multiple languages. It supports personal and ready‑to‑use dictionaries, four adaptive exercises, cross‑dictionary statistics, and a two‑click language switch for quick changes.
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
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
Superapp generates production-ready native Swift iPhone apps from plain-English descriptions, using AI to design screens, assemble Swift code, and guide App Store publishing—enabling non-developers to build prototypes, MVPs, and native App Store releases without manual coding.
Subscription
- $25/mo
AppFlowy unifies projects, wikis, and team collaboration across devices, offering AI assistants for writing, Q&A, and database insights. It runs local models for privacy, supports custom views, cross‑platform use, Zapier integration, open‑source plugins, and self‑hosting.
Free
LingoSub lets learners watch videos in their target language with AI‑generated subtitles and translations. Tap words for definitions and pronunciations, reinforcing vocabulary in context. It offers level‑appropriate content, speed adjustment, and a curated library of learning titles across multiple
Paid
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
Talkpal is an AI‑powered language tutor supporting 80+ languages with interactive modes like speaking, writing, call, photo, and roleplay. It provides real‑time feedback on pronunciation, grammar, and vocabulary, personalizes practice, tracks progress, and offers certificate‑ready assessments.
Subscription
- $4.68/mo
Linguix is a writing tool that offers free grammar check, analyzes team performance over-time, can be accessed through various platforms, and has a clean and modern UI.
Freemium
- $99
BiRead is a browser extension that translates webpages into a bilingual view with a click. Supporting over 100 languages, it displays original and translated text side‑by‑side across sites and social media, and offers a learning mode highlighting the native language.
Paid
Miraa automatically transcribes and translates audio/video into real‑time bilingual subtitles, syncing with playback and letting users adjust speed. It offers AI explanations for contextual questions, aiding language learners and creators by simplifying subtitle production on Android.
Freemium
PolyPal provides millisecond‑latency AI live translation and real‑time subtitles across 43 languages and 95 accents for meetings, events, and streams, with accent recognition, live transcription, searchable/exportable transcripts, mobile/desktop apps, and privacy‑first controls.
Free trial
Moises App is a cross‑platform music production suite that separates stems in real time, creates expressive AI‑generated vocal parts, and offers track‑ready backing tracks plus studio‑quality video recording for remote collaboration.
Freemium