Handy diary is described as 'Still looking for a secret diary app with password or a lock to record your personal life?' and is a Journaling App in the category. There are more than 50 alternatives to Handy diary for a variety of platforms, including Android, iPhone, Windows, iPad and Mac. The best alternative is Joplin. It's not free, so if you're looking for a free alternative, you could try Standard Notes or Evernote. Other great apps like Handy diary are CherryTree (Free, Open Source), Cryptee (Freemium, Open Source), Notezilla (Paid) and Daylio (Freemium).
Rebel aims to provide you a distraction-free note taking experience. Focus more on writing and less on formatting and saving. As you write your note, Rebel will format it based on your markdown syntax.
Capture 365 Journal is a beautiful and easy to use diary/journal for the Apple iPhone, iPad and Mac. With Capture 365 Journal, you have access to your journal all the time allowing you capture your thoughts and special moments throughout the day.
Unlock the secrets of your mind — simply by writing in your private journal. Every entry comes with a detailed analysis of you, your thoughts, and those who matter most. Imagine what you can discover about yourself.
Triumph Mastery can help get you by focusing on Self-Awareness and Self-Mastery. It's designed to make your practice effective whether you spend 6-8 minutes a day or 20. You’re free to go as deep—or not—as you’d like.
USticker is free of charge version of "MakerX" app. USticker is notebook app for your iPhone or iPad with set of tools for organizing. The app lets you make quick notes with sketch/photo-sketch and categorize ones with special very efficient markers for organizing.