What is Localizer Studio?
Localizer Studio is a powerful macOS tool built for Swift developers to streamline app localization. Whether you're preparing your first international release or managing ongoing translation work, this tool simplifies your workflow.
Key Features
- Auto-translate your localization keys using machine learning – available in Pro and 10-Keys plans
- Extract localization keys from Swift source code
- Group keys by source file
- Include translator comments
- Custom regex pattern support
- Progress indicators and clean output
Developer Friendly
Built with SwiftUI for macOS, Localizer Studio runs locally, requires no internet connection, and ensures your code stays secure.
Get Started
Download Localizer Studio from the Mac App Store and get your app ready for global users.
App Screenshots






Subscription Options
Unlock powerful tools like auto-translation, export options, and flexible editing modes with these upgrade plans:
- Standard Plan: Includes export tools, language auto-detection, and logs.
- Pro Plan: Includes all Standard features, plus auto-translation, advanced filters, auto-sync, and localization preview.
- 10-Keys Unlock: A one-time purchase to enable auto-translation and Pro features for up to 10 localization keys — perfect for light usage.
