Opera Mini is a Browser software developed by Opera Software. After our trial and test, the software is proved to be official, secure and free. Here is the official description for Opera Mini:

BSEditor: Opera Mini lets you have the full Web everywhere. This newest release includes several new features, including automatic completion of Web addresses, making it easier to get to the sites you need; tools for attaching files to Web-based email; uploading photos to your blog or other site; downloading attachments from email for storage on your phone; and saving and viewing pages offline.