JSON to PDF
Pretty-print JSON into a clean, paginated PDF. Runs entirely in your browser, so your data never leaves your device.
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Output
The result appears here as you type.
How to use JSON to PDF
- 1. Paste your JSON. Drop a JSON object or array into the input pane. It works on minified API responses or already-indented files; JSON to PDF reflows it into pages the moment you paste.
- 2. Set the font size and page size. Font size controls how much fits on a line before wrapping. Page size picks the paper dimensions, from A4 or Letter for most printers to Tabloid for wide payloads with long keys.
- 3. Choose indent spaces. Indent spaces sets how many spaces each nesting level uses in the printed layout. A smaller value like 2 keeps deeply nested objects from running off the page edge.
- 4. Download the PDF. Click download to save the rendered document. Each page keeps the pretty-printed structure intact, so nested objects and arrays stay readable across page breaks.
When to use JSON to PDF
JSON to PDF is for turning a data payload into something you can print, archive or attach to an email without anyone needing a code editor. It takes raw JSON and lays it out as paginated, indented text on real page sizes. That is useful anywhere a JSON blob needs to leave a terminal and become a document.
- Archiving an API snapshot. A vendor's API returns your account configuration as JSON and you need a dated, printable record for compliance. Paste the response, pick A4, and download a PDF you can file alongside other paperwork.
- Attaching config to a support ticket. A support agent asks for your webhook configuration and a JSON export is easier to read as a PDF attachment than a raw .json file most helpdesk tools won't preview.
- Reviewing a large payload offline. You want to review a 200-line JSON export from a database tool on a tablet during a commute, without opening a laptop or code editor to inspect the structure.
- Printing test fixtures for a design review. A QA team wants a paper copy of the JSON fixtures used in a test suite so reviewers can annotate them by hand during a walkthrough meeting.
About the JSON to PDF tool
JSON to PDF runs as plain JavaScript in your browser tab, with no server behind it. Pretty-print JSON into a clean, paginated PDF. Whatever you put in stays on your device from start to finish.
The tool is part of EditSafely's PDF Tools section, 92 single-purpose utilities built around the same idea: open the page, get the result, keep your data to yourself.
You can shape the output with 3 settings, including Font size, Page size and Indent spaces, and the result refreshes the moment you change one. The finished file is put together in browser memory and saved with the Download button, so it never touches a server on the way to your disk.
That local-first design has practical benefits beyond privacy. The tool keeps working on a flaky connection once the page has loaded, results are instant because nothing round-trips to a server, and it is safe to use with confidential material.
Frequently asked questions
Does JSON to PDF cost anything?
Yes, it is completely free. All 2,658 tools on EditSafely work without an account, a subscription or usage limits.
Is it safe to paste sensitive or confidential data?
No data leaves your device. The whole tool is JavaScript that runs inside your browser tab, so there is no upload, no server-side processing and no log of what you did. If you disconnect from the internet after the page loads, it keeps working.
How much text can I process at once?
There is no fixed limit. Because the work happens on your own device rather than on a shared server, the practical ceiling is your machine's memory, which comfortably handles inputs far larger than typical online tools allow.
Do I need to sign up or install anything?
Nothing to install and no account needed. Open the page in any up-to-date browser, including on a phone or tablet, and the tool is ready.
How do I save the output?
Click the Download button once the result is ready. The file is built in your browser's memory and handed straight to your downloads folder, without passing through a server.