EP Tools · DFR Calipers
Download the offline build
Prefer a native app? The desktop builds run fully offline. The in-browser version needs no install at all.
macOS
Universal app bundle (.zip, ~13 MB). Unzip and move DFR Calipers to Applications. First launch: right-click → Open to bypass Gatekeeper.
Windows
Standalone executable (.exe, ~14 MB). No installer — double-click to run. SmartScreen may prompt: choose More info → Run anyway.
See it in action
All versions process content locally — nothing is uploaded. Built by A.J. Rogers.