Was a QDOS Companion Operating System sold recently?

Yes, a QDOS Companion Operating System sold on 2025-08-24 for £19.99.

How much did a QDOS Companion Operating System sell for?

This QDOS Companion Operating System sold for £19.99.

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Yes, QDOS Companion Operating System is made by Andrew Pennell.

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Name: QDOS Companion Operating System
Brand: Andrew Pennell
SKU: 537521
Price: 25.39 USD
Availability: SoldOut

Andrew Pennell Book

Sold 2025-08-24 Westcliff-on-Sea, GB

From listing #70740: Sinclair QDOS Companion Operating System Andrew Pennell 1985

Companion manual for the Sinclair QDOS operating system, published 1985.

Item Details

Publisher: Andrew Pennell

Item Type: Publication Book

Cosmetic condition: Good - Moderate wear, normal for age

Publication Details

Title:	QDOS Companion Operating System

The only recorded sale of a Similar 'QDOS Companion Operating System' Items went for $25.39.

Retro Computing Market Watch Database | 2026-07-21 17:54:04