Thanks to studio Eurodict we have a Spanish – Bulgarian dictionary for free. The program is small and handy, designed for people who want to learn Spanish. Suitable for translation of texts by both professionals and amateurs. As in other dictionaries that Eurodict created here you can add new words to keep a backup copy of the database and make use of a test for beginners and advanced. All words added to the database are explained by transcription.
You can download dictionaries from here