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Website developement, web & mobile apps

Hi, I'm João Santos, a full stack web developer based in Lisbon. I build websites using both front and back end technologies with modern and clean designs.

drumbit Plus Promo

Built with for the people

Radio Player Promo

A very compact radio player for listen to internet radio stations featuring Jazz music.

Guitar Tuner Promo

A very compact guitar tuner with pitch detection and tune by ear.

drumbit Promo

A drum machine that allows you to create and save rhythm patterns.

Auralis Promo

A collection of ear traing exercises to help you with the development of your aural skills.

Scales and Modes Promo

Gathers in a very concise way valuable information about musical scales and modes.

Periodic Table Promo

Provides detailed information about the chemical elements.

News Search Promo

A quick way to search news using the Google News Search Engine.

JazzBit Promo

JazzBit is an online radio station featuring Jazz, Blues, Bossa Nova and everything in between.

metrobit Promo

A very compact and easy to use metronome with tap tempo and time signatures.

Currency Exchange Promo

Shows rates table with all currencies with updated information.

CSS Colors Promo

Provides a reference for the CSS color names, based on the SVG 1.0 color keyword names.

Fernando Pessoa Promo

Read in a random way, poems by Fernando Pessoa (poems are written in Portuguese).