Opera is an innovative browser that focus on implementing new technologies without dropping simplicity and ease of use, speed and security; supporting and contributing to open web standards.
It offers a highly customizable start page (Speed Dial) where you can set your top sites and bookmarks and get news content recommendations. On the side bar you have access to "workspaces" to easily switch between groups of tabs, popular services like Whatsapp, Facebook and Telegram, etc.
I contains many built-in features such as: ad-blocker, sync, unit converter, battery saver, VPN, and so on, and supports extensions from Opera Add-ons and Chrome Web Store
The Android version maintains its identity including many of the features plus a data saver, download manager, text adjustments like text wrapping, a night mode and also a Crypto Wallet.
Opera Touch is a different version, and the only one available on iOS, presenting a different workflow.
For Blackberry and other kinds of devices Opera Mini is the slimmed down version available, where pages are compressed up to 90% by Opera's servers before being sent to your phone. This version delivers much lighter web pages that save data, loading time, and are easier for such devices do process.