Comparison

Diary Lock vs Text Case Converter Pro

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

Head to head
About

Diary Lock

Capture your thoughts, plans, and memories securely. This app offers rich text editing, voice notes, mood tracking, and smart reminders to help you organize your life and protect your private information.

Highlights
  • Rich text editor with formatting options
  • Voice note recording
  • PIN-protected individual notes
  • Daily mood tracking
  • Smart reminders and event scheduling
  • Drawing and image insertion
Features
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Your All-in-One Private Notes & Planner Write, organize, and protect your thoughts with powerful tools in one simple app. Rich Text Editor • Bold, italic, underline & strikethrough • Bullet & numbered lists • Multiple fonts • Highlight & text color options • Add stickers • Insert images • Organize with tags Voice Notes • Record audio directly inside notes • Capture ideas instantly • Perfect for meetings & quick thoughts Private & Secure • Lock individual notes with PIN • Protect personal journals • Keep sensitive information safe Mood Tracking • Set daily moods • Reflect on your emotions • Make journaling more meaningful Smart Reminders & Events • Create events with start & end time • Repeat options • Get notified on time • Stay on schedule More Creative Tools • Draw freely inside notes • Customize with colors • Clean & intuitive design • Organize by date & category Perfect for journaling, planning, studying, goal tracking, and daily organization. Simple. Powerful. Secure. Start with free features and upgrade anytime to unlock the full experience. If you subscribe to a “Pro” plan, payment will be charged to your iTunes account at the time of purchase confirmation. Any unused portion of a free trial (if offered) will be forfeited once you start a subscription. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage your subscription and disable auto-renewal anytime in your Account Settings. Cancellations are not allowed during the active subscription period. For support or questions, please contact us at miraclefifth@gmail.com Privacy Policy - https://secret-diary-journal-lock.blogspot.com/2026/02/privacy-policy.html Terms of Use - https://secret-diary-journal-lock.blogspot.com/2026/02/terms-of-use.html EULA - https://secret-diary-journal-lock.blogspot.com/2026/02/eula.html If you enjoy using Secret Diary: Journal & Lock, please take a moment to rate us and share your feedback.

About

Text Case Converter Pro

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Transform text in seconds with a professional text case converter. Text Case Converter is the fastest and easiest way to change text into different writing formats. Whether you're writing documents, coding, creating content, managing social media, or editing notes, this app helps you convert text instantly with a single tap. Designed with a modern interface inspired by Apple's design language, the app works completely offline, keeps your data private, and delivers lightning-fast conversions without subscriptions. Available text formats • UPPERCASE • lowercase • Title Case • Sentence case • Capitalize Every Word • iNVERT cASE • camelCase • PascalCase • snake_case • kebab-case • CONSTANT_CASE • dot.case • path/case Powerful text utilities • Remove extra spaces • Clean multiple spaces • Trim every line • Remove empty lines • Reverse line order • Sort lines A–Z • Sort lines Z–A Perfect for • Writers • Students • Developers • Programmers • Content creators • Bloggers • Copywriters • Digital marketers • Office work • Documentation • Notes • Emails • Articles • Coding projects Why you'll love it • Beautiful modern interface • One-tap conversions • Works completely offline • No account required • Private by design • Fast processing • Clean and intuitive experience • Easy copy and share • Conversion history • Optimized for iPhone and iPad Whether you're formatting code, preparing documents, editing text, or improving productivity, Text Case Converter gives you every essential text transformation tool in one elegant application. Download today and make text formatting effortless.

Screenshots

Diary Lock4 screens
Text Case Converter Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: Text Case Converter Pro at none against Diary Lock's 4. Text Case Converter Pro also leads on iOS requirement (13.0 vs 15.0). On price, ads 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. Diary Lock sells 4 in-app purchases, starting at $3.99 per 7 days. Text Case Converter Pro asks for nothing beyond the download.

Scorecard2 real differences · 7 level
Diary Lock versus Text Case Converter Pro: the parameters behind the verdict, then further details
ParameterDiary LockText Case Converter Pro
PriceFreeFree
Rating3.8 (5 ratings) — better—
Number of ratings5 — better—
Update frequencyEvery 2 weeks—
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size71 MB25 MB
Age rating4+4+
DeveloperJay LakhaniMaria Guadalupe Escamilla Hernandez

In-app purchases

4 purchases

Diary Lock

Subscriptions3
  • Weekly Pro Access$3.997 Days
  • Monthly Pro Access$9.991 Month
  • Yearly Pro Access3 Days trial$19.991 Year
One-time1
  • Lifetime Pro Access$39.99
None

Text Case Converter Pro

No in-app purchases

Questions

Is Diary Lock free?
Diary Lock is free to download, with in-app purchases available.
Is Text Case Converter Pro free?
Text Case Converter Pro is free to download, with no in-app purchases.
Do Diary Lock or Text Case Converter Pro have ads?
Both Diary Lock and Text Case Converter Pro show ads.

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