Comparison

Lock Notes vs Secure 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 and protect your private notes with a passcode or Touch ID. Keep sensitive information like passwords, secrets, and diary entries safe from unauthorized access. Backup and sync notes across devices, customize their appearance, and even add images.

Highlights
  • Passcode and Touch ID protection
  • Security question recovery
  • iCloud backup and sync
  • Customizable font style and size
  • Insert images into notes
  • Print and share notes
Features
Read full description

FINALLY AN APP FOR ALL YOUR PRIVATE NOTES! Keep your most valuable, private, and secret notes away from prying eyes. Keep them all totally secret and safe. Store passwords, secrets, contacts or just keep your diary private. KEY FEATURES: • Use Touch ID or passcode to safely lock access to your private notes. • Set a security question and answer in case you forget your passcode. • Safely Backup your valuable notes to iCloud. • Quickly Sync notes between iPhone & iPad with iCloud. • Sort notes list by name, date or manual. • Select notes font style and size. • Insert images & photos into notes. • Print your notes. • Send notes via text message or email. • Save notes to Camera Roll. • Support for Emoji Emoticons. This app allows you to automatically backup your notes for $9.99 a year through an auto-renewing subscription. Subscriptions will be charged to your credit card through your iTunes account. Your subscription will automatically renew unless cancelled at least 24 hours before the end of the current period You will not be able to cancel a subscription during the active period. You can manage your subscriptions in the Account Settings after purchase. Terms of use: http://www.katans.com/terms-of-use Privacy policy: http://www.katans.com/privacy-policy This app can be freely used up to two notes. A SINGLE PURCHASE COVERS ALL YOUR IPHONE AND IPAD DEVICES.

About

Secure Notes

Safeguard your private thoughts, voice memos, and sensitive information with robust, multi-layered security. This app offers military-grade encryption, biometric locks, and secure voice recording to keep your data protected. Enjoy a distraction-free, ad-free experience with a powerful rich text editor and seamless iCloud syncing across devices.

Highlights
  • 3-Layer Security (app, folders, notes)
  • Secure Voice Recording
  • Biometric Lock (Face ID, Touch ID, Passcode)
  • iCloud Sync
  • Rich Text Editor with Markdown
  • Trash Recovery
Features
Read full description

Lock your notes. Only you can access them. Secure Notes is a private and secure notes app designed to protect your thoughts, passwords, voice memos, and sensitive information. Everything is encrypted on your device, and even we cannot read your data. If you need a truly private place for your notes, Secure Notes gives you full control, strong protection, and a simple experience that works every day. Built for real privacy - Your notes are yours. Always. - No tracking - No analytics on your content - No data selling - No external access to your notes All data is stored securely on your device and, if enabled, inside your private iCloud account. This is not just a locked notes app — it is built for real privacy. Powerful protection Secure Notes uses multiple layers of protection to keep your data safe. 3-layer security: lock the app, folders, and individual notes Face ID, Touch ID, or passcode protection Lock specific notes with additional security Encrypted storage on device Designed to prevent unauthorized access Your notes stay protected even if your device is lost or accessed by someone else. Write, record, and organize Capture everything in one place. Secure text notes for daily use Voice notes up to 10 minutes Speech-to-text: transcribe any voice note with one tap Markdown editor with formatting support Live preview for better writing experience Organize notes into folders Whether you are writing ideas, journaling, or storing important information, everything stays private and accessible. Sync across your devices iCloud sync between iPhone and iPad Instant updates across devices Your data remains under your control No external servers. No unnecessary exposure. Designed for speed and simplicity Fast and responsive performance Clean, modern interface Dark mode support No ads or distractions Reliable experience every day Additional features Trash recovery for up to 30 days Improved text rendering Enhanced Markdown editing Notifications to stay on top of your notes Continuous performance improvements Why people choose Secure Notes Private journaling and personal thoughts Password and sensitive information storage Financial tracking and private records Health notes and personal logs Recovery phrases and secure data storage Anything you want to keep hidden, protected, and under your control. Security you can trust All notes are encrypted and stored locally unless you enable iCloud sync. We do not have access to your data and cannot read your notes. Deleting the app removes all unsynced data permanently. Terms and conditions: https://www.pixelport.io/app/secure-notes-lock-notes/terms-conditions Privacy Policy: https://www.pixelport.io/app/secure-notes-lock-notes/privacy-policy EULA: https://www.pixelport.io/app/secure-notes-lock-notes/eula

Screenshots

Lock Notes4 screens
Secure Notes4 screens

Verdict

The call

The clearest difference is monetization model: Secure Notes at free with in-app purchases against Lock Notes's subscription. Lock Notes's advantage is review sentiment (73% vs 65%) and iOS requirement (13.0 vs 16.6). On price, rating, ratings volume and update cadence 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 3 in-app purchases, starting at $14.99 per year and Secure Notes sells 6 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.5 for Lock Notes against 4.6 for Secure Notes. Both are backed by a comparable volume of ratings — 1.1K and 719 respectively. Written reviews are what separate them: 73% of Lock Notes's written reviews are positive against 65% of Secure Notes's.

UpkeepUpdate frequency

Lock Notes ships an update every 10 days, Secure Notes fortnightly. The most recent releases landed on September 23, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
Lock Notes versus Secure Notes: the parameters behind the verdict, then further details
ParameterLock NotesSecure Notes
PriceFreeFree
Rating4.5 (1.1K ratings)4.6 (719 ratings) — better
Positive reviews73.3% of reviews — better65.1% of reviews
Number of ratings1.1K — better719
Update frequencyEvery 10 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.6
Further details — not scored
Size8 MB67 MB
Age rating4+4+
DeveloperJulyApps LtdPixelPort LLC

Customer experience

Lock Notes

All ratings1,149 ratings
Positive89.6%
Neutral1.4%
Negative9.0%
Written reviews831 reviews
Positive73.3%
Neutral6.1%
Negative20.6%

Secure Notes

All ratings719 ratings
Positive91.4%
Neutral3.6%
Negative5.0%
Written reviews149 reviews
Positive65.1%
Neutral10.1%
Negative24.8%

User reviews

Lock Notes

From 1.1K App Store ratings

What we love

  • 🔒 Secure notes
  • 👍 Easy to use
  • 🚀 Convenient
  • 🔑 Passcode/biometric protection
  • 💾 Cloud backup

Room to improve

  • 🔒 Limited free notes
  • 💰 Paywall for advanced features
  • 🐛 Crashes and data loss issues
  • 🔍 Lack of search functionality
  • 📁 No folder organization

Secure Notes

From 719 App Store ratings

What we love

  • 🔒 Secure notes and folders
  • 👍 User-friendly interface
  • 🚀 Efficient note-taking
  • 💡 Innovative features like Love Voice Notes

Room to improve

  • 🐛 Glitchy performance after updates
  • 🤯 Overly complicated UI changes
  • 🔒 Difficulty resetting passwords/access
  • 💸 Essential features locked behind paywall

Bugs and requests

Lock Notes

Reported bugs

3 issues
  • Notes disappearing after updates
  • Inability to access notes after device reset
  • Sync issues between devices

Requested features

5 requests
  • Advanced formatting options
  • Ability to change passcode
  • Improved search capabilities
  • Folder/organization system
  • Better backup and restore options

Secure Notes

Reported bugs

3 issues
  • Frequent app crashes
  • Delayed text input and display
  • Inability to access locked notes

Requested features

4 requests
  • Ability to move notes between folders
  • Option to customize font, size, and colors
  • Trash/Recycle bin for deleted notes
  • Cloud sync/backup functionality

In-app purchases

3 purchases

Lock Notes

Subscriptions1
  • Auto Backup$14.991 Year
One-time2
  • Unlimited Notes$4.99
  • Lock Notes Pro$9.99
6 purchases

Secure Notes

Subscriptions5
  • Secure Notes - 1 Month PRO3 Days trial$4.991 Month
  • Secure Notes - Pro Monthly3 Days trial$6.991 Month
  • Secure Notes Pro Monthly3 Days trial$9.991 Month
Show 2 more
  • Secure Notes Pro Annual Offer$19.991 Year
  • Secure Notes - 1 Year PRO$39.991 Year
One-time1
  • Secure Notes Pro - Lifetime$99.99

Questions

Is Lock Notes free?
Lock Notes is free to download, with in-app purchases available.
Is Secure Notes free?
Secure Notes is free to download, with in-app purchases available.
Which has better reviews, Lock Notes or Secure Notes?
Secure Notes is rated higher. Lock Notes averages 4.5 out of 5 from 1.1K ratings, while Secure Notes averages 4.6 from 719 ratings.
Do Lock Notes or Secure Notes have ads?
Neither Lock Notes nor Secure Notes shows ads.
Which is updated more often, Lock Notes or Secure Notes?
Lock Notes ships an update every 10 days, and Secure Notes fortnightly. Most recently, Lock Notes was updated on September 23, 2026 and Secure Notes on September 24, 2026.

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