The World Cup winner was jailed along with his brother in early March after entering the South American country with an illegal passport.
Ronaldinho will remain under house arrest and will live in a hotel in the Paraguayan capital, Asuncion, until he is given the all clear to return to Brazil.
According to news agency EFE, the 2005 Ballon d’Or winner and his brother paid a $1.6million bail for their freedom and will continue to be monitored by local police at their hotel.
Last month, Ronaldinho celebrated his 40th birthday inside the prison as inmates organised a barbecue and baked a cake for the former Paris Saint-Germain and AC Milan forward.
He also took part in a football tournament in the jail, helping his team win the competition and first prize: a 16 kg suckling pig.