Our mission is to develop innovative but simple and bloat-free Android applications. We work hard to deliver high-quality apps that make user’s life easier.

Semaphore, founded in 2010, is based in Thessaloniki, Greece and Its co-founders are perfectionists, obsessed working with the latest technologies.

We have contributed in Linux kernel cpufreq subsystem with some patches and we were building the famous custom Semaphore Kernel for smartphones (Samsung, Nexus).