Comparison

1Contact Pro vs Lock Screen Note

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

Head to head
About

1Contact Pro

Organize, clean, and back up your contacts with this smart manager. Features AI-powered duplicate detection, secure cloud backups, and easy sharing options. Ideal for professionals and individuals seeking an efficient address book solution.

Highlights
  • AI-powered duplicate detection and merging
  • Secure local and cloud backups
  • Contact cleaning and optimization
  • Business card scanner with OCR
  • Bulk contact sharing and export
  • Birthday and anniversary reminders
Features
Read full description

1Contact – Smart Contact Manager Overview 1Contact is a comprehensive contact management application that helps you organize, clean, back up, and maintain your contacts efficiently. With powerful AI-driven features and intuitive tools, 1Contact transforms how you manage your address book. Main Features Contact Management • Add, edit, delete, and search contacts with ease • Smart organization and categorization • Quick access to frequently contacted people • Advanced search with multiple criteria Contact Cleaning & Optimization • Remove contacts with missing or incomplete information • Delete outdated or unused contacts • Clean up duplicate phone numbers and email addresses • Optimize your contact list for better performance Duplicate Detection & Merging • AI-powered detection by name, phone number, or email • Smart merging with conflict resolution • Batch merge multiple duplicates • Preview changes before applying Backup & Restore • Secure local backups • Cloud backup integration (iCloud, Google Drive, Dropbox) • Automatic scheduled backups • One-click restore functionality • Export contacts in multiple formats (vCard, CSV) Sharing & Communication • Share multiple contacts via Email, SMS, or messaging apps • Bulk sharing with custom groups • QR code generation for easy sharing • Export contact lists for professional use Additional Smart Features • Business card scanner with OCR technology • International phone number formatting • Contact analytics and insights • Custom contact groups and labels • Birthday and anniversary reminders • Import contacts from various sources Privacy & Security • Local data processing for enhanced privacy • Encryption for sensitive information • No unnecessary permissions required • GDPR-compliant data handling Performance & Usability • Fast and responsive interface • Offline functionality • Cross-device synchronization • Dark mode support • Accessibility features Why Choose 1Contact? 1Contact combines powerful tools with an intuitive design, making it ideal for both personal and business use. Our AI-powered features help keep your contact list clean and organized while ensuring important data is always safe and accessible. Perfect for: • Business professionals managing large contact lists • Individuals wanting to declutter their address book • Anyone needing secure backup and restore options • Users who frequently share contact information If you enjoy using 1Contact, please share it with your friends and leave a review on the App Store. Your feedback helps us improve and supports our continued development. Thank you for choosing 1Contact.

About

Lock Screen Note

Display essential notes, reminders, and memos directly on your lock screen without unlocking your device. This app transforms your phone into a personal dashboard for quick access to important information.

Highlights
  • Always visible notes on lock screen
  • Daily reminders and quick memos
  • Customizable fonts and text size
  • Premium themes and colors
  • One-tap widget updates
  • Simple setup process
Features
Read full description

Lock Screen Note Widget - Always Visible Mini Notes & Reminders Keep your most important text notes right where you'll see them - on your lock screen. Lock Screen Note Widget transforms your iPhone into a personal dashboard, displaying essential notes, daily reminders, and quick memos without ever unlocking your device. WHY LOCK SCRENE NOTE WIDGET IS PERFECT FOR: - Daily to-dos & shopping lists - Important dates & deadlines - Motivational quotes & affirmations - Meeting details & reminders - Parking spot locations FREE FEATURES: - 2 basic fonts - Standard text size - Text alignment options - One-tap widget updates PREMIUM FEATURES: - 17 beautiful fonts - Adjustable text size (5-30pt) - Bold text styling - Premium themes and colors - Priority customer support Try 2 premium features free, then upgrade to unlock everything! SUBSCRIPTION OPTIONS: - Monthly: $0.99/month - Yearly: $8.99/year (Save 35%) SIMPLE SETUP: 1. Write your note & tap "Update Widget" 2. Long-press your lock screen & tap "Customize" 3. Tap "+" and select "Lock Screen Note" widget 4. Choose your preferred size and tap "Done" Your important information, always visible at a glance Lock Screen Note! Privacy Policy: https://www.2ly.xyz/terms-of-use Terms of Use: https://www.2ly.xyz/privacy-policy

Screenshots

1Contact Pro4 screens
Lock Screen Note4 screens

Verdict

The call

The clearest difference is price: Lock Screen Note at Free against 1Contact Pro's $1.99. Lock Screen Note also leads on rating (4.8 vs 4.5). 1Contact Pro's advantage is in-app purchases (none vs 2) and ratings volume (363 vs 25). On review sentiment, update cadence, 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

Lock Screen Note is free to download; 1Contact Pro costs $1.99 up front. Lock Screen Note sells 2 in-app purchases, starting at $0.99 per month. 1Contact Pro asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Lock Screen Note holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: 1Contact Pro has 363 ratings behind it against 25, so its average is the more settled of the two. Written reviews split almost evenly too, at 50% and 50% positive.

UpkeepUpdate frequency

1Contact Pro ships an update monthly, Lock Screen Note every 3 weeks. The most recent releases landed on October 20, 2026 and October 6, 2026 respectively.

Scorecard5 real differences · 5 level
1Contact Pro versus Lock Screen Note: the parameters behind the verdict, then further details
Parameter1Contact ProLock Screen Note
Price$1.99Free — better
Rating4.5 (363 ratings)4.8 (25 ratings) — better
Positive reviews50.0% of reviews50.0% of reviews
Number of ratings363 — better25
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad — betteriPhone
Requires iOS17.617.0 — better
Further details — not scored
Size45 MB2 MB
Age rating4+4+
DeveloperRoxwin Vietnam Technologies Company LimitedRajendran Sajith Sajindran

Customer experience

1Contact Pro

All ratings363 ratings
Positive86.0%
Neutral5.8%
Negative8.3%
Written reviews58 reviews
Positive50.0%
Neutral6.9%
Negative43.1%

Lock Screen Note

All ratings25 ratings
Positive92.0%
Neutral4.0%
Negative4.0%
Written reviews2 reviews
Positive50.0%
Neutral50.0%
Negative0.0%

Bugs and requests

1Contact Pro

Reported bugs

12 issues
  • App crashes when merging duplicates
  • App lags and stops loading at duplicate contact section
  • Backup not working correctly, only sends one name
  • Korean names appear incorrectly
  • App crashes when searching for duplicates
Show 7 more
  • App freezes or crashes during duplicate search
  • Contacts deleted when trying to remove duplicates
  • Numbers are reversed in merging
  • App doesn't open or load anything
  • App deletes non-duplicate contacts
  • App keeps processing without finishing tasks
  • Cannot sign up, email not sent, cannot use Gmail or Facebook

Requested features

3 requests
  • Add Arabic language support
  • Include a dialer in the app
  • Add call log history

Lock Screen Note

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

1Contact Pro

No in-app purchases

2 purchases

Lock Screen Note

Subscriptions2
  • Widget Pro Monthly$0.991 Month
  • Widget Pro Yearly3 Days trial$8.991 Year

Questions

Is 1Contact Pro free?
1Contact Pro costs $1.99, with no in-app purchases.
Is Lock Screen Note free?
Lock Screen Note is free to download, with in-app purchases available.
Which has better reviews, 1Contact Pro or Lock Screen Note?
Lock Screen Note is rated higher. 1Contact Pro averages 4.5 out of 5 from 363 ratings, while Lock Screen Note averages 4.8 from 25 ratings.
Do 1Contact Pro or Lock Screen Note have ads?
Neither 1Contact Pro nor Lock Screen Note shows ads.
Which is updated more often, 1Contact Pro or Lock Screen Note?
1Contact Pro ships an update monthly, and Lock Screen Note every 3 weeks. Most recently, 1Contact Pro was updated on October 20, 2026 and Lock Screen Note on October 6, 2026.

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