Multilingual App Strings
The best 50 Multilingual App Strings AI tools - Free & Paid
Explore 50 AI for Multilingual App Strings
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
String Catalog connects GitHub/GitLab/Bitbucket repos to manage iOS/Android strings, release notes, and store metadata. It imports native files, applies automated translations, and produces reviewable diffs with glossary and tone rules for brand consistency.
Free trial
- $15
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
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
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
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
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
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
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
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
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
Xpolyglot is an AI‑driven localization utility for Xcode projects that integrates into the development workflow. It imports projects with a single click, centralizes all localization tasks, and keeps translation files synchronized using delta updates to avoid re‑translation of unchanged strings.
Paid
AI Localizer auto‑detects localizable strings in Xcode projects, translating them into 35+ languages via AI, Azure, Google, or manual input. Integrated in Xcode, it saves translations with one click, preserves structure, and allows CSV export for review.
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
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
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
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
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
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
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
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
BabelShark delivers instant AI translations for websites and mobile apps in 200+ languages, with a glossary editor for controlled terminology. It integrates via simple HTML hooks, supports selective content translation, and offers an online review editor and visitor language analytics.
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
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
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
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
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
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
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
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
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
VibeTrans is an AI-driven translation platform providing quick, context-aware translations across over 1,200 languages, including rare dialects. It translates slang and complex sentences in real-time for travel or business with an intuitive, secure, and user-friendly interface.
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
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
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
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
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
Ddict is a browser extension that translates words and sentences in over 20 languages with a single click, offers dictionary definitions, audio pronunciations, text‑to‑speech, AI‑based contextual translations, flashcard creation, and grammar checking for emails and documents.
Freemium
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
marketfully.com is a multilingual content marketing and localization platform that uses adaptive AI and human editors to create, translate, and adapt SEO-focused content for global markets. It enables teams to scale production, ensure cultural fluency, and maintain brand consistency across websites
Freemium
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
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
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
Superwhisper converts spoken language into polished text for any app, works offline, supports 100+ languages with English translation, offers customizable tone and formatting, includes AI meeting assistant, and allows video/audio transcription with GPT/Claude/Llama models.
Freemium
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
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
Pangeanic is a governed multilingual AI platform that builds trustworthy, private, and compliant data pipelines for text, speech, image, and multimodal content. It offers task‑specific models, RAG, cross‑lingual search, and secure deployment on private clouds.
Freemium