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String Catalog Product Information

String Catalog — Automate iOS & Android Localization String Catalog is an automated localization service that translates and manages app strings across 40+ languages with GitHub integration. It automatically detects new or changed strings, creates pull requests for translations, and supports iOS, macOS, visionOS, and Android projects. The platform emphasizes speed, accuracy, and a collaborative workflow, enabling teams to push code and receive AI-powered localizations with minimal manual effort.


How It Works

  1. Push code to GitHub. We automatically detect new or changed strings and prepare localizations.
  2. AI-powered translations. Strings are translated into up to 40 languages automatically.
  3. Automatic PRs. For each new language or string change, an automated pull request is opened for review.
  4. Review & Merge. Review the translations in the PR and merge when ready.
  5. Real-time updates. Stay up-to-date as translations are completed and integrated into your project.

Why Use String Catalog

  • Accelerates localization: automate translation and PR creation to skip manual localization bottlenecks.
  • Broad language coverage: supports 40+ languages for rapid global reach.
  • GitHub-centric workflow: seamless integration with your existing development processes.
  • AI-powered accuracy: contextual, application-specific translations designed for consistency.
  • Cross-platform support: works with iOS, macOS, visionOS, and Android projects.
  • Collaborative reviews: centralized review and approval of translated strings.

Features

  • AI-Powered Localization for 40+ languages
  • Automatic detection of new/changed strings
  • Real-time GitHub synchronization with automatic PRs
  • Support for iOS, macOS, visionOS, and Android projects
  • Simple add/update languages with a few clicks
  • Review and merge translations with one-click approvals
  • Contextual guidance to improve translation quality
  • Centralized dashboard to manage all localizations
  • Immediate feedback loops to accelerate releases

Core Features

  • AI-Powered Accuracy: precise, context-aware translations for all app strings
  • Instant GitHub Sync: detect and localize new strings automatically
  • Automated Pull Requests: PRs for each language or string change
  • Contextual Guidance: add context to strings to improve translation quality
  • Global Reach in Minutes: localization coverage for 40+ languages
  • Collaborative Workflow: streamline team collaboration on translations
  • Real-Time Localization: instant updates as translations are completed
  • Custom Translation Preferences: tailor tone, formality, and regional styles

Pricing & Availability

  • Get Started Free — Add your first language, free. No credit card required.
  • 594k+ localizations created across 40+ languages (as of current usage)
  • Safe workflow: you approve each PR with full control

Quick Start

  1. Connect your GitHub repository.
  2. Add your first language.
  3. Push code with new/modified strings and review the generated PRs.
  4. Merge translations and ship localized versions of your app.

Safety and Best Practices

  • Review automated translations before merging to ensure contextual accuracy for your app’s domain.
  • Use custom prompts to tailor formality and tone per language.