Connect cable, start software — done. Stable measurements appear automatically in the active Excel cell. Compatible with all RS-232 devices: scales, calipers, thermometers and more.
✓Plug & Play
No driver setup. COM port and baud rate are detected automatically — works with any RS-232 USB adapter.
✓Keyboard Wedge
Position cursor in Excel, place object on scale — stable value appears automatically. Optional Enter to next row.
✓One-time purchase
€29.99 once. No subscription. The license is permanent and runs fully offline — no internet needed during operation.
✓100 measurements free
Test without risk. A license is only needed after 100 measurements — no time limit, no restricted features.
✓Comma or dot
Decimal separator freely selectable. Trigger automatic or via spacebar. Optional CSV log for traceability.
✓Windows 10 / 11
No installation, no admin rights. Just start — runs invisibly in the background as a tray icon.
Compatible devices (selection)
Mettler ToledoA&D WeighingKern & SohnSartoriusOhausRadwagUS SolidPrecisaDigiPCE InstrumentsDigitaler MessschieberThermometer RS-232+ alle RS-232 Geräte
Frequently Asked Questions
Do I need a driver or admin rights?
No. Plugd detects COM port and baud rate automatically — no installation, no admin account required.
Does Plugd work with my scale / device?
Plugd works with any device that outputs RS-232 (serial). 100 free test measurements — no risk.
What happens after 100 measurements?
The software shows a one-time activation prompt. All features remain fully available until then.
Does Plugd only work with Excel?
No — Plugd outputs measurements as keyboard input. Works with Excel, LibreOffice, SAP, Access, and any other software.