ML revenue forecast.
Calibrated against 63594 apps in this category.
Confidence band
±15%
High — many comparable apps with verified data
At a glance
Earns 3.29× more than the category median (206/mo).
Ranks #4,409 of 63,594 in Books & Reference (top 6.9% by revenue).
Launched Feb 08, 2018 · last updated May 24, 2026.
What the app looks like
Live screenshots from the Play Store, captured by our snapshot worker. Tap any image to enlarge.
Personal NoteBook's revenue trajectory
Forecast revenue from snapshot history. Last 1 months.
Where Personal NoteBook sits in Books & Reference
Revenue distribution of 63594 comparable apps. Personal NoteBook highlighted.
Personal NoteBook vs comparable apps
Revenue trajectory side-by-side. Bold = Personal NoteBook, ghosted = peers.
App spec
Version
2.7.2
Last update
May 24, 2026
Launched
Feb 08, 2018
Price
Free
Monetization
Free
What Personal NoteBook actually does (from store listing)
Personal NoteBook is a powerful, privacy-first note-taking app that keeps
all your data stored locally on your device — nothing leaves without your
explicit permission.
📝 RICH NOTES
• Create notes with text, images, audio recordings, and file attachments
• Attach contacts from your phone book directly to a note
• Pin important notes to the top
• Customize fonts, colors, and text size
• Organize notes into folders and categories
✅ TODO & REMINDERS
• Create todo lists with checkboxes…
Personal NoteBook is a powerful, privacy-first note-taking app that keeps
all your data stored locally on your device — nothing leaves without your
explicit permission.
📝 RICH NOTES
• Create notes with text, images, audio recordings, and file attachments
• Attach contacts from your phone book directly to a note
• Pin important notes to the top
• Customize fonts, colors, and text size
• Organize notes into folders and categories
✅ TODO & REMINDERS
• Create todo lists with checkboxes
• Set alarms and reminders for individual tasks
• Home screen widget for quick access to your todos
• Mark all complete with one tap
🔒 SECURITY & PRIVACY
• Lock individual notes with a password
• Biometric / fingerprint unlock support
• Passwords protected with SHA-256 + random salt hashing
• Security question recovery for forgotten passwords
• All data stored on-device — never sent to our servers
🗑 RECYCLER BIN
• Deleted notes go to a bin, not gone forever
• Restore or permanently delete at your own pace
☁️ BACKUP & RESTORE
• Automatic daily backup to internal storage at 2 AM
• Optional Google Drive backup — only accesses files created by this app
• Export / import ZIP backup files
• Transfer a note to another device instantly via QR code scan
📂 ORGANIZATION
• Multiple notebooks: main notes, archived notes, and todos
• Folder management for a tidy structure
• Color-coded notes for quick scanning
📱 EXTRA
• Dark mode and light mode
• Home screen todo widget
• Cross-device note transfer via QR code (Firebase-powered)
• Supports large text and accessibility settings
Personal NoteBook is free to use and supported by ads.
Questions or feedback? Contact us at s.m.kamalhussain@gmail.com
Comparable Android apps
The five apps in Books & Reference with the closest revenue to Personal NoteBook. Click any to see its detail page.
Each forecast combines App Store rating, ratings count, monetisation model, pricing tier, IAP signals and ad-supported flag.
The base estimate is then multiplied by a per-category scaling factor learned from apps with founder-verified MRR.
Every number on this page comes from public APIs and bumetric's own snapshot history.
Full methodology covers input variables, accuracy bands per category and how we treat apps without comparable anchors.
See also the live data on Personal NoteBook's tracker page for current rating, reviews and snapshot timeline.
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