xcLocalize

Localize your iOS and macOS apps in minutes, not days.

xcLocalize is the fastest way to translate your Xcode localization catalogs (.xcloc files) using state-of-the-art AI models. Simply drag and drop your exported .xcloc files, click translate, and get professionally-quality translations instantly.

HOW IT WORKS

1. Export .xcloc files from Xcode (Product ? Export Localizations)
2. Drop them into xcLocalize
3. Select your target languages and click Translate
4. Review, edit if needed, and export
5. Import back into Xcode — done!

POWERFUL AI TRANSLATION

• Powered by the latest AI models including GPT-4o, GPT-5, Claude 4, and Gemini • Context-aware translations that understand your app's purpose • Preserves all format specifiers (%@, %d, %1$@) and special characters • Learn from your manual translations to maintain consistent terminology

DEVELOPER-FRIENDLY

• Drag & drop .xcloc import — works exactly like Xcode expects • Preserves all XLIFF metadata during export • Maintains Source Contents for Xcode context display • Resume interrupted translations from where you left off • Track your token usage and translation costs

FLEXIBLE PRICING

• Start free with included Neurons (credits) • Choose from multiple AI models at different price points • Or bring your own API keys for unlimited translations (OpenAI, Anthropic, or OpenRouter)

PRIVACY-FIRST

• Your translations stay on your device • API keys stored securely in macOS Keychain • No account required to get started

Whether you're an indie developer localizing your first app or a team managing dozens of languages, xcLocalize streamlines your workflow and delivers translations that sound natural.

Try the built-in demo project to see xcLocalize in action — no API key required.