The typo, the duplicate, the bad date — found before your data hits production.
Clean, validate, transform, and convert messy spreadsheet data — fast, local, and yours forever. No uploads, no subscription, no account required.
Built for people who actually work with data
Local-first & private
Your files never leave your computer. No uploads, no cloud processing, ever.
No subscription
One-time purchase through Paddle. It's yours forever, no recurring fees.
No complicated setup
Install and go. No account needed — start free, unlock Pro with a Paddle receipt.
Built for messy data
Flags duplicates, missing values, malformed emails, and inconsistent dates before they reach your database.
CSV Studio Pro
A fast Windows desktop tool for developers, analysts, and businesses working with messy spreadsheet data. Clean it, validate it, transform it, convert it — with confidence. Start free, then unlock Pro in the same app with a license key when you need it.
View product details →
Magpie
A keyboard-driven clipboard manager for Windows. It runs in the system tray, captures everything you copy — text, images, files, colors, links — and gives it back through an overlay you summon with one hotkey. Local, private, free to use.
View product details →Stop fighting your spreadsheets.
One-time purchase. Runs locally. No account required.
Get CSV Studio Pro