We currently have a POS system, based on WEB, it is responsive so the application also works on mobile devices like Smartphone or Tablet. It also handles invoices with digital signatures Xades-Epes, this is especially useful for those countries that use invoice with Digital Signature.
Currently it is in Spanish, but we will add the English language, we would be interested in getting clients anywhere in the world, except Costa Rica, since we developed the Software for a client in Costa Rica, but we reached an agreement with our client of not sell it in your country, so that it does not compete with its own Software.