AI-powered app localization.
Translate i18n files while preserving format, keys, and placeholders — no manual post-editing required.
Get translations in 165 languages, fast.
Translate with AI Localize your application in three simple steps:
Upload
Upload your i18n files to our platform. You can also use our API to send files directly from your repository.
Translate
Our AI translator processes your i18n (JSON, ARB) files, translating them into the desired language.
Download
Download the translated files. You can also use our API to integrate the translations directly into your repository.
Why AI
- AI can preserve format, keeping keys intact while accurately recognizing placeholders.
- It can translate less common languages where human translators may be scarce.
- AI can consider context, reducing errors in ambiguous phrases.
- It can consider plural forms, character limits, sentence casing, and cultural adjustments.
- AI can translate large amounts of text almost instantly, reducing turnaround time for global releases.
- It reduces reliance on expensive human translators, especially for initial drafts.
- AI ensures uniform translations across files, avoiding inconsistencies in terminology and following predefined style guides.
Why l10n.dev
- Supports 165 languages.
- API is well-documented and supports test requests.
- Includes a workspace for managing files and translating with UI.
- Custom terminology and style can be set to improve translation.
- Has double-check for compliance with the source format.
- More affordable than other machine translation services.
- Provides seamless integration into your localization processes, correcting AI errors and intelligently chunking content to fit the AI context window — handling it all on our end.
- Manages files, maintaining string order, and more.
- You can translate only new strings, for efficient localization workflows.
- All users receive 30,000 characters for free each month.
L10n Integrations
Streamline your localization workflow with our developer-friendly integrations. Translate directly from your environment with just one click or automate the process.
VS Code Extension
Translate i18n files directly in your editor.
- One-click localization: Automatically detects target languages from your project structure for effortless translation.
- Compatible with i18next, ICU, and other popular i18n formats.
- Supports JSON and ARB files (adapted for Flutter app localization).
- The extension translates files in real time via the Translate JSON API and does not store your JSON or translations on our servers.
- Your API key is securely stored in the VS Code built-in Secret Manager.
Figma Plugin
Translate text within frames for design localization.
- Perfect for design handoff, UI testing, and localization preview.
- Non-destructive translation: Creates a new frame while preserving your original design.
- Context-aware AI understands your UI text for natural translations.
- Only sends the text content you choose to translate. No source text or translations are stored on our servers beyond processing time.
- Support for rare languages like Uzbek, Kazakh, and Georgian.
NPM Package
Easy-to-use AI-powered auto-localization for Node.js projects.
- Command-line interface (CLI) for easy integration with NPM scripts.
- CI/CD Integration: Automate localization in your build pipeline or deployment workflows.
- Full API access with TypeScript support for custom translation logic and batch processing.
- Works with any Node.js project including React, Vue, Angular, Next.js, Express, or standalone scripts.
- Provides a JS wrapper for the Translate JSON API.
Developer Affiliate Program
Build integrations. Earn revenue. Grow together.
- Earn 10% commission on every purchase made by users who adopt our service through your integration.
- All integrations must be open source, ensuring transparency, security, and reliability for our users.
- Dedicated technical support to help you integrate our API.
- Focus on your users, we'll take care of the AI, global infrastructure, ongoing enhancements, and scalable reliability.
- We see affiliates as partners. You help us grow, and we'll help you grow too.
- By joining, you agree to the full Affiliate Program Terms (the official legal version).
Pricing
Flexible and affordable packages designed to grow with your needs.
30K Characters
$0.00
Start for free! Perfect for individual developers.
Translate 30,000 characters
Renews monthly.
No credit card required.
100K Characters
$3.90
Perfect for small teams.
Translate 100,000 characters
Valid for 90 days.*
1M Characters
$9.90
Most popular choice!
Translate 1,000,000 characters
Valid for 90 days.*
Save $29.10 compared to buying 10x 100K packages.
5M Characters
$24.90
Best value for large-scale projects!
Translate 5,000,000 characters
Valid for 90 days.*
Save $24.60 compared to buying 5x 1M packages.
By purchasing, you agree to our Terms of Service and Privacy Policy.
*Each package is valid for 90 days, and unused balances can be carried over if a new package is purchased before expiration.