El mejor hasta ahora por mientras no funcione por completo el del mismo navegador

Great! Big thanks to Filip! I just wrote a blog post about this extension. I'm thrilled :)

The most useful and easy to use addon for translation

Прекрасно работает в мобильной версии firefox beta

Getting the right info when you relocate can be vital. This add-ons saved my behind more than once. THX Filipe!

absolutely useful

Use this one instead of To Google Translate which provides highly outdated/clunky translations. Plus no opening some kind of separate window or page is required, just a pop-up, yay, and with the function of text-to-speech.