M ozilla Thunderbird was released over 20 years ago, and since then, it has evolved into a full-blown information manager.

I previously used Outlook to manage my emails on Windows. However, it has gone downhill with a recent web-based makeover.

I was, too. While the usual apps like Gmail, Outlook, and Thunderbird work just fine on your Android phone, they often feel cluttered, lack customization, and cause a headache while managing ...