Jihosoft Android Datenwiederherstellung is a professional recovery software, which helps to recover deleted files on Android phones or tablets without backup. You can try out the trial version before you really buy it. Supported files: Contacts, SMS messages, call history, photos, videos, audio files, WhatsApp data, Viber messages and etc. Supported devices: Samsung, HTC, LG, Sony, Motorola, Nexus, Huawei, Xiaomi and etc