MSTOOL is a free online tool collection dedicated to providing convenient Windows and Office activation-related services. We offer various practical tools such as key detection and confirmation ID acquisition to help users solve various problems encountered during system activation. Due to various reasons, we cannot guarantee that this site will always operate normally.
Provides fast key detection service, real-time view of key status and available uses, helping users avoid using invalid keys
Provides convenient online confirmation ID acquisition service, supports phone activation method, quickly solves activation problems
Periodically updated list of available keys, all keys are verified, providing real-time availability status
All services on this site are provided free of charge, aimed at helping users solve system activation problems. We will continue to optimize and update service content, but due to various objective reasons, we cannot guarantee permanent service availability, please understand.
All tools and services provided by this site are for learning and research purposes only. We recommend users to use genuine software and support software developers. We do not take any responsibility for any problems arising from the use of this site's tools and services. Please comply with relevant laws and regulations when using our services.