Upgrade your shooting training

with Marksmen One

Our app early access is open to all shooters. It’s free of charge. By testing pre-release versions of the app, you can gain early access to new features and help shape Marksmen One App with your feedback.

Your suggestions, ideas and bug reports will help make the next version of Marksmen One App the best yet.


To register and become an early user just tell us what’s your favorite gun, your phone type and leave us your email address. You’ll receive a link to install the app.

About us

Marksmen One Oy is a company based in Helsinki, Finland. We aim at offering the best mobile tool for shooters and help them keep track of their training.


Marksmen One Oy
Köydenpunojankatu 2a D
00180 Helsinki