Comparison

Locked Secrets Diary vs DIARYO

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

Head to head
About

Locked Secrets Diary

Features
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The diary that never reveals the truth. Most diary apps protect your notes until someone asks you to unlock them. Locked Secrets Diary is different. It never tells anyone whether a PIN is right or wrong. Enter your real PIN and you'll see your private diary. Enter any other PIN and the app opens normally - without warnings, error messages, or suspicious behavior. It simply shows the diary for that PIN, whether that's an empty vault or convincing decoy entries you've prepared. Only you know which PIN unlocks your real life. Privacy designed for the real world. Sometimes privacy isn't about hackers. It's about moments when someone asks, expects, or pressures you to unlock your phone. Locked Secrets Diary gives you something ordinary diary apps cannot: plausible deniability. โ€ข Your real PIN opens your private journal โ€ข Every other PIN is also accepted โ€ข The app never displays "Incorrect PIN" โ€ข There are no warning messages โ€ข There is no clue that another, more private diary exists If someone asks for your PIN, you can provide a different one. The app behaves exactly the same, showing only the entries associated with that PIN. The truth remains yours alone. Even we can't read your private entries. Your secret diary is encrypted before it ever leaves your device, making it unreadable to anyone except you. Security that works when it matters. Your privacy should never depend on remembering to hide your screen. That's why Locked Secrets Diary includes thoughtful protections built for everyday life: โ€ข Every PIN creates its own completely separate encrypted diary โ€ข One-tap Instant Exit immediately leaves Secret Mode and returns to your regular diary โ€ข Automatic lock after 30 seconds of inactivity โ€ข Face ID and Touch ID support for fast, secure access โ€ข Private entries remain isolated from your everyday journal โ€ข Multiple secure vaults for different levels of privacy Your everyday diary - plus your private one. Locked Secrets Diary isn't only about security. It's also a beautiful journal you'll enjoy using every day. Record daily moments, organize thoughts with tags, track your mood, browse your memories in calendar view, and quickly search past entries. Use your regular diary for everyday life while keeping your most personal thoughts protected inside your private vault. Available wherever you are Your diary travels with you โ€ข Secure sync across your devices โ€ข Works offline whenever inspiration strikes โ€ข Changes sync automatically when you're back online โ€ข Sign in easily with Apple or Google Whether you're at home, traveling, or away from an internet connection, your journal is always available. Built for peace of mind. Privacy isn't just about encryption. It's about feeling safe enough to write honestly. Whether you're protecting deeply personal thoughts, keeping a private journal while traveling, separating work and personal reflections, or simply valuing your own space, Locked Secrets Diary helps ensure your most important thoughts stay yours. Because true privacy isn't proving you have secrets. It's making sure nobody can tell. Download Locked Secrets Diary today and experience a diary designed for the real world - where every PIN looks right, and only you know which one tells the truth.

About

DIARYO

Features
Read full description

DIARYO is your private daily diary and wellness tracker. Record your mood, write journal entries, track sleep, hydration, activity, food, budget and habits โ€” all in one place. All your data stays exclusively on your device. No accounts, no tracking, no data sharing. FEATURES: - Calendar with daily entries - Mood tracking (6 moods with emoji) - Journal with photo support - Sleep tracking and quality rating - Hydration โ€” daily goal and glasses - Activity and exercise (17 sports) - Food and calorie tracking - Budget โ€” income and expenses - Habits and daily streaks - Shopping lists - Statistics and charts - Export to PDF and CSV - Reminders and notifications - PIN code and Face ID protection - Backup and restore - Weather - 12 languages supported PRICING: Basic features are free. Premium unlocks unlimited history, statistics, export and all trackers. Plans: monthly, yearly (7-day free trial) or one-time lifetime purchase. Your diary. Your data. Your privacy. Terms of Use: https://robertondecek.github.io/diaryo-privacy/diaryo-terms.html

Screenshots

Locked Secrets Diary4 screens
DIARYO4 screens

Verdict

The call

The clearest difference is in-app purchases: Locked Secrets Diary at none against DIARYO's 3. Locked Secrets Diary also leads on update cadence (every 4 days vs monthly). DIARYO's advantage is iOS requirement (15.1 vs 17.6). On price, ads and device support there is nothing between them.

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

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. DIARYO sells 3 in-app purchases, starting at $3.99 per month. Locked Secrets Diary asks for nothing beyond the download.

UpkeepUpdate frequency

Locked Secrets Diary ships an update every 4 days, DIARYO monthly. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

Scorecard3 real differences ยท 3 level
Locked Secrets Diary versus DIARYO: the parameters behind the verdict, then further details
ParameterLocked Secrets DiaryDIARYO
PriceFreeFree
Update frequencyEvery 4 days โ€” betterMonthly
AdsNoNo
In-app purchasesNo โ€” betterYes
DevicesiPhone, iPadiPhone, iPad, iPod โ€” better
Requires iOS17.615.1 โ€” better
Further details โ€” not scored
Size14 MB26 MB
Age rating9+4+
DeveloperRoman RudychRobert Ondecek

In-app purchases

None

Locked Secrets Diary

No in-app purchases

3 purchases

DIARYO

Subscriptions2
  • DIARYO Premium Monthly7 Days trial$3.991 Month
  • DIARYO Premium Yearly7 Days trial$29.991 Year
One-time1
  • DIARYO Lifetime Premium$49.99

Questions

Is Locked Secrets Diary free?
Locked Secrets Diary is free to download, with no in-app purchases.
Is DIARYO free?
DIARYO is free to download, with in-app purchases available.
Do Locked Secrets Diary or DIARYO have ads?
Neither Locked Secrets Diary nor DIARYO shows ads.
Which is updated more often, Locked Secrets Diary or DIARYO?
Locked Secrets Diary ships an update every 4 days, and DIARYO monthly. Most recently, Locked Secrets Diary was updated on October 31, 2026 and DIARYO on November 5, 2026.

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