JSON to PDF Converter offline

A free, offline, multi-language app to convert JSON into PDF file.

JSON to PDF Converter turns raw, hard-to-read JSON into clean, professional PDFs you can save, print, or share. Pick a .json file from your device or paste JSON directly into the app, choose how you want it laid out, and tap Export as PDF. The PDF is generated natively on your device — no internet required, no data uploaded anywhere.

Features

- Pick any JSON file from your device's file system, or paste JSON inline
- Instant validation with helpful line and column error messages
- Three render styles — pick what fits your data:
-- Code — classic syntax-highlighted JSON with optional line numbers
-- Tree — hierarchical, easy-to-read structure
-- Table — automatic table for arrays of objects (great for data exports)


- Four color themes — Light, Dark, Monokai, and GitHub
- Page options — A4, Letter, or Legal · Portrait or Landscape · Narrow / Normal / Wide margins
- Adjustable font size for the perfect look
- Sort keys A→Z with one tap
- Format and Minify built in
- Document title and date stamped on every page
- Live preview — see exactly what you'll get before exporting
- JSON metrics — depth, key count, and file size at a glance
- Recent conversions for quick re-export
- Share PDFs instantly to email, chat, or cloud apps
- Dark mode for comfortable late-night editing
- 100% offline — your data never leaves your device
- Completely free — no ads, no subscriptions, no premium tier