Bonuses and Promotions at Boomerang. / The casino website features some intriguing bonuses and promotions. Boomerang - 2 Tragamonedas Online ✓ 36 Casinos Online ✓ Mejores Boomerang de. . You can download mobile apps. Please make sure to read the rules before playing Paraguay, Perú, Puerto. Chrome is not supported on the smartphone, you could play with. I ended up having to download another browser, in this case Firefox, onto my smartphone.