BitKnights Ltd has developed an easy-to-use and user-friendly Spanish French Dictionary & Translator app for Android users. With a huge database, this app is lightning-fast and features voice pronunciation and input, more than 23,000 translation pairs, and quick search while typing (accentuation independent).

The app also has a detailed view of the chosen word with phrases and synonyms, and users can tap on any word in the detailed view to find its translations. Additionally, clicking on any word will pronounce the selected word or phrase, and long-tapping on any word will copy the word or phrase. The app also has integrated Google/Bing Translate and Wiki search (internet connection required), history and favorites, and translate support for Moon Reader and FBReader (Only in PRO version!).

Overall, Free Dict Spanish French by BitKnights Ltd is a reliable dictionary app that can help you learn and translate Spanish and French words in a lightning-fast way.