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JSON translator for developers – translate JSON files quickly while preserving structure (L10n/i18n).
Current Plan
Free
$0
- 10 kB file upload & download limit
- 1 output language
- 5,000 character limit
- Protected Words
- Diff highlighting
Basic
$2/ mo
- 50 kB file upload & download limit
- 3 output languages
- 10,000 character limit
- Protected Words
- Diff highlighting
Most Popular
Pro
$5/ mo
- Unlimited file upload & download limit
- 20 output languages
- 500,000 character limit
- Protected Words
- Diff highlighting
Built for real localization files
JSON Translate is designed for developer-owned locale files, not generic text snippets. It preserves JSON keys and nesting while helping teams review draft translations faster.
- Translate nested JSON while preserving structure.
- Keep protected words for brands, technical terms, and product language.
- Review output before shipping it into your frontend build.
How your data is handled
Translation content is processed to provide the service, and usage data is stored so accounts, subscriptions, and limits work correctly.
- Authentication runs through Firebase Authentication.
- Account and usage records are stored in Firestore.
- Payments are handled by Stripe.
- Support and transactional emails are sent through MailerSend.
Full details live on the Terms & Privacy page.