ReadEra supports a wide range of formats including PDF, EPUB, MOBI, FB2, DJVU, TXT, and others. This compatibility allows users to read almost any book or document without needing to convert files, making it a convenient choice for avid readers.

Yes, ReadEra offers a feature that enables users to organize their books into collections. This is especially useful for managing large libraries, as users can create custom collections based on genres, authors, or personal preferences for easier access and organization.

ReadEra does not need an internet connection once the app and books are downloaded to your device. This allows for offline reading, making it ideal for situations with limited internet access or while traveling, ensuring uninterrupted reading experience.

ReadEra is completely ad-free, allowing users to enjoy their reading without interruptions from pop-up ads or banners. This creates a more immersive and pleasant reading environment, unlike many other free apps that depend on advertising.

Yes, ReadEra offers various customization options, including adjusting font size, style, and background color to suit personal preferences. It also provides night mode to reduce eye strain during low-light reading sessions, enhancing overall comfort.