Bitrix24 is a free CRM available in Spanish, Portuguese, English, German, Chinese (Simplified and Traditional), Russian and Ukrainian.
Importantly, if your team is multilingual, each CRM user can select their own interface language. Spanish description of the CRM is available at Bitrix24.es. Please note that
videos and CRM manual
as well as tech support are provided in English only. To communicate in Spanish, please contact Bitrix24 partners in Latin America.
Bitrix24 CRM manual is available here.
If you are interested in buying self hosted editions of Bitrix24, which come with API, CMS and source code, and can be easily customized
and integrated with other tools, please download trial version here.