Koster Technology

Koster Technology published 3 applications on Google Play, 36 people rated these apps with an average rating of 4.24!

Simpsons Quote of the Day by Koster TechnologySimpsons Quote of the Day

Rated 3.53(30) — Koster Technology

Great quotes from episodes of The Simpsons. There's a new Simpsons quote every day.

Free App
Trivia (General Knowledge) by Koster TechnologyTrivia (General Knowledge)

Rated 4.20(5) — Koster Technology

This free app has over 100,000 general knowledge questions. Each round is 10 questions. Answer fast, you lose points as the clock ticks down.You have 15 seconds to answer each question.

Free Game
Siren Free by Koster TechnologySiren Free

Rated 5.00(1) — Koster Technology

Siren Free gives you a quick and convenient police siren whenever you need it.

Free App