Pocket Casts supports several common audio file formats for podcasts, ensuring a wide range of content can be enjoyed seamlessly. The primary formats include MP3, which is the most prevalent format for audio files and offers a good balance between quality and file size. Additionally, AAC is supported, which provides superior sound quality at similar bit rates compared to MP3. The application also accommodates other formats such as M4A, which is based on AAC and is often used for high-resolution audio. Users can listen to episodes in different formats without worrying about compatibility, which enhances the overall experience. For the most accurate and up-to-date information regarding file format support, checking the current Pocket Casts website may provide additional insights.