---
title: JSON Localization Platform for Dev Teams | Smartcat
description: Localize JSON files at scale: keys, nesting, and placeholders stay intact while translations sync with every release, in 280+ languages. Book a demo.
canonical: https://www.smartcat.com/json-localization-platform/
language: en
updated: 2026-08-24
---

# JSON Localization Platform for Dev Teams | Smartcat

## JSON Translator: High-Quality Software Localization

Translate JSON files with Smartcat's [Document Translation Agent](https://www.smartcat.com/ai-agents/document-agent/) to preserve your file structure while supporting fast, accurate translation in multiple languages.

- [Book a Demo](https://www.smartcat.com/book-a-demo/?json-translator_hero_cta_b)

- [Translate JSON Files](https://smartcat.com/sign-up?json-translator_hero_cta_b)

## Efficient JSON Translation Supported by AI Agents

Expand into global markets with Smartcat's library of AI agents to speed up projects and ensure consistent, clear translations.

### 95%

### AI Translation Quality

Our AI agents learn from every edit, improving translation accuracy over time.

### 4x

### Faster Turnaround

Reduce file translation time with AI agents that speed up manual tasks and enhance efficiency.

### 10x

### More Content

Increase multilingual content production dramatically while keeping quality high on the same budget.

## Use AI Agents as Your JSON Translator

Simplify your JSON localization workflow on one intuitive platform. Upload files, set up your process, and let Smartcat's AI agents deliver consistent translations.

- [Translate Files Today](https://smartcat.com/sign-up)

### Automation

### Quickly Translate and Edit JSON Files With AI Agents

Use Smartcat’s AI agents to translate your JSON files into 280+ languages. Review your translations in our Smartcat Editor with real-time previews.

- [Translate JSON Files](https://smartcat.com/sign-up?json-translator_tabs-carousel)

### Import Keys

### Import JSON keys effortlessly Into the Smartcat Platform

Import keys to manage your JSON structure. Resolve conflicts and handle labels across multiple languages easily, all in one platform.

- [Localize JSON Content](https://www.smartcat.com/software-localization/?json-translator_tabs-carousel)

### Collaboration

### Access Expert Human Reviewers

Invite anyone on your team to collaborate on translation projects in the Smartcat platform. You can also connect with expert reviewers in our Marketplace for feedback.

- [Invite Collaborators](https://smartcat.com/marketplace)

### Improve Translation Quality

### Enhance Translation Quality Through AI Improvements

Our AI agents learn from each edit, refining future translations for consistency and clarity.

- [Generate Quality Translations](https://smartcat.com/sign-up?json-translator_tabs-carousel)

### Easy Management

### Store Your JSON Translations Securely

Keep your translated files organized all in one place with the Smartcat platform. Enjoy unlimited, permanent storage for every project, no matter the file type. Not everything ships as JSON — Smartcat handles [PO files](https://www.smartcat.com/gettext-po/), XLIFF and Android XML in the same project.

- [Create Translation Projects Now](https://smartcat.com/sign-up?json-translator_tabs-carousel)

## A Global Leader in Enterprise JSON Translation

### 9.6/10

for setup ease

### 9.3/10

for user experience

### 1,000+

global corporate clients

### 20%

of Fortune 500 clients

Speed Up Your JSON Translation Process

Meet with our experts to hear how our AI agents can increase your translation output for various file types, including JSON files.

- [Book a Personalized Demo](https://www.smartcat.com/book-a-demo/?from_excel-translator)

## Simple Steps to Translate Your JSON Files

### Select Languages

Choose your source and target language(s).

### Upload Your JSON File(s)

Drag and drop or browse to upload your JSON files to the Smartcat platform.

### Translate With AI Agents in Seconds

Let our [Document Translation Agent](https://www.smartcat.com/ai-agents/document-agent/) rapidly translate your files while keeping the structure intact.

### Review the Translation

Assign a team member or expert reviewer to quality check the output.

### Download Translated Files

Download your finalized JSON file translations.

### Re-translate instantly

If needed, quickly retranslate parts for added accuracy.

- [Start Translating Files Today](https://smartcat.com/sign-up?excel-translator)

## Unmatched AI Agent JSON Translation Results

### 4X

### Faster Time-to-Market

Smith + Nephew improved translation speed by 4X with our AI translation.

- [Read Case Study](https://www.smartcat.com/cases/smith-nephew/)

### 30%

### More Translation Output

Wunderman Thompson produces 30% more content without extra costs.

- [Read Case Study](https://www.smartcat.com/cases/wunderman-thompson/)

### 50%

### Cost Reduction & Productivity

Babbel cut costs by 50% while boosting productivity.

- [Read Case Study](https://www.smartcat.com/cases/babbel/)

Get Quality JSON Translations Quickly

- [Translate JSON Files](https://smartcat.com/sign-up?excel-translator_bottom-cta)

## Frequently Asked Questions

### How can I translate JSON files with AI?

Smartcat's [Document Translation Agent](https://www.smartcat.com/ai-agents/document-agent/) translates editable documents — like Word, Google Docs, or training guides — while preserving formatting, structure, and brand voice.

### Why should I translate JSON files with Smartcat?

Smartcat's library of AI agents remove repetitive tasks and streamline everyday workflows, helping teams produce and launch content faster, with less manual work and fewer tools.

The [Document Translation Agent](https://www.smartcat.com/ai-agents/document-agent/) eliminates the copy-paste, the formatting fixes, and the back-and-forth, so teams can move faster and scale without sacrificing quality.

### Can Smartcat's AI agents handle JSON files with custom schemas?

Yes. Smartcat's [library of AI agents](https://www.smartcat.com/ai-agents/) are able to adapt to custom formats. They analyze the content and preserve the structure and formatting.

### Can Smartcat's AI agents manage complex JSON files with nested objects?

Yes. The [Document Translation Agent](https://www.smartcat.com/ai-agents/document-agent/) supports nested objects and arrays while maintaining the hierarchy.

### Do Smartcat's AI agents manage placeholders or variables in JSON files?

Yes. Smartcat's AI agents recognize and preserve placeholders and variables to keep functionality intact while translating.

### How accurate are the translations from Smartcat AI?

Smartcat's AI agents continuously learn and improve their translation quality from human reviewer edits, term glossaries, and style guides for future translation projects.

### Can I review and edit translations after AI translation?

Yes. Use our Smartcat Editor to review and adjust translations with expert human reviewers. You can view your translations in a live preview before downloading the finalized file.