License Windows 8.1
Les 4 meilleurs produits en septembre 2025
Dernière mise à jour :
6 septembre 2025
Markt + Technik
Video and Audio Downloader software for YouTube – download your favorite YouTube videos as MP4 video or MP3 audio – lifetime license – computer program compatible with Windows 11, 10, 8 and 7
Livraison gratuite
99
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Amazon.fr
#1 GAGNANT
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Easily download videos from YouTube as MP4
Extract the audio from the video and save as MP3
High-speed downloads in up to 4K and 8K quality
Lifetime License – no subscription required!
Software compatible with Windows 11, 10, 8.1, 8 and 7
28,00 € SUR AMAZON
Markt + Technik
WinOptimizer 27 - Increase the performance, stability and system optimizer – License for 3 PCs – for Win 11, 10, 8.1, 7
Livraison gratuite
98
QUALITÉ MAXIMALE
VOIR SUR AMAZON
Amazon.fr
#2
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System optimization - Optimize your PC easily with our 1-click optimization tool and other automatized processes
No more crashes - Fixes annoying errors and crashes
Speed up - Faster application launches with enhanced Live Tuner
Clean Windows - Brand new cleaner profiles with support for the latest Windows and browser versions
Win 11 - Multiple new Win 11 tweaks for taskbar, Explorer and more
Lifetime License, For Win 11, 10, 8, 7
Included in box: Product KEY Card with download link and license key
27,74 € SUR AMAZON
Markt + Technik
BeckerCAD 15 - 3D software for home design, architecture, engineering and more, compatible with AutoCAD, Lifetime License for Win 11, 10, 8.1, 7
Livraison gratuite
96
QUALITÉ SUPÉRIEURE
VOIR SUR AMAZON
Amazon.fr
#3
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CAD software compatible with AutoCAD and Windows 11, 10, 8.1
Directly realizable templates for architecture, electrical engineering, mechanical engineering , Extensive toolbox of the common 2D modelling functions
Import and export DWG / DXF files
Professional software for architects, electrical engineers, model builders, house technicians and others
For Win 11, 10, 8.1, 7 - Lifetime License
61,02 € SUR AMAZON
Markt + Technik
BeckerCAD 15 - 2D software for home design, architecture, engineering and more, compatible with AutoCAD, Lifetime License for Win 11, 10, 8.1, 7
Livraison gratuite
89
QUALITÉ DISTINGUÉE
VOIR SUR AMAZON
Amazon.fr
#4
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CAD software compatible with AutoCAD and Windows 11, 10, 8.1
Extensive toolbox of the common 2D modelling functions
Import and export DWG / DXF files
Professional software for architects, electrical engineers, model builders, house technicians and others
For Win 11, 10, 8.1, 7 - Lifetime License
39,20 € SUR AMAZON
windows 8.1
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#1 GAGNANT
