99sl is a software download platform developed by 99sl Studio, offering applications for Android users across a range of categories, including social, video, games, education, productivity, business utilities, and system tools. The service is designed to help users discover, search for, and download software through an intuitive, multi-category interface. Its catalog includes mobile games and tools as well as software such as office suites, PDF editors, antivirus programs, VPNs, multimedia applications, and system utilities.

99sl states that available files are screened for malware and viruses, with regular updates intended to provide users with newer versions and fixes. The platform also promotes fast, stable downloads, app recommendations, and automatic updates. Users can browse categories or search for specific software, and the site provides account registration and login options, FAQs, and customer support through a contact form, with other support channels potentially available.

The listed Android app is version 3. 5. 1, requires Android 6.

0 or later, and is categorized under Utilities & Tools