Data.Page Desktop App
Offline JSON file conversions for Windows, macOS and Linux
Everything you need
JSON to CSV
Convert JSON files to CSV, including large JSON files
Unlimited file size
No caps — convert files of any size
Batch processing
Convert multiple files at once
Command line
Run from terminal with
datapage.exe in.json out.csv
Filtering & sorting
Filter by column or row criteria
Excel integration
Import JSON directly into Excel
Large JSON support
Process large local JSON files without browser upload limits
CSV tools
Merge files and delete unwanted columns
Includes 1 year of Cloud PRO access · Drag & drop support (Windows) · Full documentation
$120
/ year
per user · includes Cloud PRO
30-day money-back guarantee
Secure payment via PayPal
Windows, macOS & Linux
Free priority support
Any feature available on the website but not yet in the desktop app can be added on request — just let us know.
Trusted by teams worldwide
"After using the desktop software for over 4 years, I'm very satisfied. It has been working perfectly for me."
"JSON-CSV Desktop Edition has been working flawlessly for us. We use it 5 days a week to convert JSON files."
"Our experience has been quite positive. We're all about data, and this program has proven to be indispensable."
"It worked straight out of the box. On the rare occasion I needed to ask a question, the reply was fast and easily understandable."
