3 Black Books
RogueBred Productivity In-app purchases
Chat video call text Reminders and Notes share secure media productivity private
- Rating
- 3.7
- 229 ratings
- Downloads
- 204K+
- on Google Play
- Price
- Free
- In-app purchases
- Updated
- Oct 1
- 2026 · v286
Screenshots
About 3 Black Books
3BlackBooks - Chat. Plan. Share.
• A simple-to-use secure encrypted personal structuring and sharing app with calling/video, chat, Journal, Reminders and Notes/Folders functions.
• A communal multi-tasking app built for personal, family and growing companies
• Quickly write, customize, and save with Journal, Reminders and Notes
• Save or share documents and Journal Reminders with any of your team, family, or friends
• Share with family and friends outside 3 Black Books subscription model with the pdf generator option
• Live comment on Journal,Reminders, Notes
• Share and save pictures or videos
• Easily delete shared documents and reminders
• Use Ghost lock password-protected entries for delicate or very private information
• Private browser with no traceable history or cache
• Secure 256 bit encrypted personal or business data shared
• Sync multiple devices
• Email and push notifications
• No third-party or pop-up ads
• 7-day free trial with bonus 1 year free subscription to give a friend if a year is purchased.
• A simple-to-use secure encrypted personal structuring and sharing app with calling/video, chat, Journal, Reminders and Notes/Folders functions.
• A communal multi-tasking app built for personal, family and growing companies
• Quickly write, customize, and save with Journal, Reminders and Notes
• Save or share documents and Journal Reminders with any of your team, family, or friends
• Share with family and friends outside 3 Black Books subscription model with the pdf generator option
• Live comment on Journal,Reminders, Notes
• Share and save pictures or videos
• Easily delete shared documents and reminders
• Use Ghost lock password-protected entries for delicate or very private information
• Private browser with no traceable history or cache
• Secure 256 bit encrypted personal or business data shared
• Sync multiple devices
• Email and push notifications
• No third-party or pop-up ads
• 7-day free trial with bonus 1 year free subscription to give a friend if a year is purchased.
What’s new
Version 286 · Updated October 1, 2026
Bug fixes and performance improvements.
User reviews
Great app to manage personal plan, reminders and to-do's
Easy to use
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ERS Charts of Note
| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| 3 Black Books | 3.7 / 5 | Free | 100,000+ | Oct 1, 2026 | |
| JOURNAL, Personal Diary | 3.5 / 5 | Free | 10,000+ | Oct 15, 2026 | Compare |
| uMore - mental health tracker | 4.1 / 5 | Free | 1,000+ | Oct 17, 2020 | Compare |
| Lucero: Self Care Made Fun | 3.8 / 5 | Free | 5,000+ | – | Compare |
| Journal My Health | 2.9 / 5 | Free | 10,000+ | Apr 28, 2025 | Compare |
| Go Todo - Task List & reminder | – | Free | 5,000+ | Nov 18, 2022 | Compare |
| ERS Charts of Note | – | Free | 10+ | Feb 18, 2022 | Compare |
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