Comparison

Lock Notes vs Private Notes.

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lock Notes

Securely store private thoughts, passwords, and reminders with biometric authentication. Enjoy a simple, elegant interface with iCloud sync, customizable themes, and backup options. Your data remains private and encrypted.

Highlights
  • Biometric authentication (Face ID, Touch ID)
  • Encrypted note storage
  • iCloud sync across devices
  • Customizable themes and dark mode
  • Backup and restore functionality
  • Ad-free minimalist interface
Features
Read full description

Keep your secrets safe. Secret Notes is the most secure and elegant way to store private thoughts, passwords, ideas, and personal reminders — all protected with Face ID, Touch ID, or a passcode. Why Secret Notes? • Secure your privacy Your notes are encrypted and protected with biometric authentication. Only you have access. • Simple and elegant No ads, no distractions. Just a beautiful, minimalist notepad with powerful features. • iCloud Sync Access your notes across all your iOS devices. Changes are synced automatically and securely. • Dark mode and themes Comfort for your eyes, day and night. Choose the style that fits your mood. • Backup and restore Never lose a note. Backup your data and restore it in seconds. Perfect for: • Personal journals • Sensitive work notes • Password hints • Private to-dos • Anything you want to keep hidden Your privacy is our priority. We don’t collect any personal data, and everything stays on your device or iCloud. Write freely. Store safely. Stay private. Information about the auto-renewable nature of the subscription - The price of the subscription is $1.99 per month or $9.99 per year. Every month/year your subscription is auto-renewed. - Subscription automatically renews if automatic renewal is not turned off at least 24 hours before the end of the current period - Charging for renewal of subscription takes place within 24 hours before the end of the current period. - After the end of the trial period, the monthly subscription will begin with the price accepted in your country - Update, manage and unsubscribe according to Apple's rules in your iTunes account settings - You can cancel your subscription via this URL​: https://support.apple.com/en-us/HT202039 - Privacy Policy: https://lykovstudio.io/privacy - Terms of Use: https://lykovstudio.io/terms

About

Private Notes.

Securely store your personal thoughts, ideas, and text with a passcode or biometric authentication. This app offers intuitive text editing tools and a straightforward interface for organizing timestamped notes.

Highlights
  • Biometric and passcode security
  • Intuitive copy/paste/cut
  • Text formatting (underline, bold, italic)
  • Timestamped notes
  • Straightforward user interface
Features
Read full description

Have personal notes you would like to keep secret? Look no further. With this app you can safely secure personal thoughts, ideas or any text with with Apple’s touch/Face ID or a passcode. FEATURES: -Intuitive copy/paste/cut functions are at your disposal. -Underline, embolden or change any word in italic. -Straight forward user interface allows you to quickly organize your timestamped notes.

Screenshots

Lock Notes4 screens
Private Notes.3 screens

Verdict

The call

The clearest difference is review sentiment: Lock Notes at 55% against Private Notes.'s 14%. Lock Notes also leads on ads (none vs shown) and update cadence (every 10 days vs every 2 months). Private Notes.'s advantage is in-app purchases (none vs 7) and iOS requirement (12.0 vs 15.0). On price and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lock Notes sells 7 in-app purchases, starting at $4.99 per 7 days. Private Notes. asks for nothing beyond the download.

UpkeepUpdate frequency

Lock Notes ships an update every 10 days, Private Notes. every 2 months. The most recent releases landed on September 27, 2026 and September 17, 2026 respectively.

Scorecard6 real differences · 4 level
Lock Notes versus Private Notes.: the parameters behind the verdict, then further details
ParameterLock NotesPrivate Notes.
PriceFreeFree
Rating4.4 (137 ratings) — better—
Positive reviews55.3% of reviews — better14.3% of reviews
Number of ratings137 — better—
Update frequencyEvery 10 days — betterEvery 2 months
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationSubscriptionAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size15 MB16 MB
Age rating4+4+
DeveloperLYKOV STUDIO LTDWALABOK LLC

Customer experience

Lock Notes

All ratings137 ratings
Positive83.2%
Neutral4.4%
Negative12.4%
Written reviews47 reviews
Positive55.3%
Neutral0.0%
Negative44.7%

Private Notes.

Written reviews7 reviews
Positive14.3%
Neutral0.0%
Negative85.7%

In-app purchases

7 purchases

Lock Notes

Subscriptions5
  • Weekly$4.997 Days
  • Weekly3 Days trial$4.997 Days
  • Monthly$7.991 Month
Show 2 more
  • Annual$29.991 Year
  • Annual3 Days trial$29.991 Year
One-time2
  • Disable ads$0.99
  • Lifetime$39.99
None

Private Notes.

No in-app purchases

Questions

Is Lock Notes free?
Lock Notes is free to download, with in-app purchases available.
Is Private Notes. free?
Private Notes. is free to download, with no in-app purchases.
Do Lock Notes or Private Notes. have ads?
Private Notes. shows ads; Lock Notes does not.
Which is updated more often, Lock Notes or Private Notes.?
Lock Notes ships an update every 10 days, and Private Notes. every 2 months. Most recently, Lock Notes was updated on September 27, 2026 and Private Notes. on September 17, 2026.

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