Comparison

1Contact Pro vs BlitzData admin

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multiple criteria Contact Cleaning & Optimization • Remove contacts with missing or incomplete information • Delete outdated or unused contacts • Clean up duplicate phone numbers and email addresses • Optimize your contact list for better performance Duplicate Detection & Merging •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

BlitzData admin

Features
Read full description

Blitzdata Admin is a powerful mobile database management tool designed for developers, teams, and administrators who need to manage structured data on the go. With Blitzdata Admin, you can create, edit, and organize your data models directly from your iPhone. Whether you're updating records, reviewing data, or managing structures, everything is accessible in a clean and efficient interface. Key Features: • Create and manage structured data models • Support for multiple field types including text, numbers, dates, images, location and others • View and edit records in a table-based interface • Track history of changes and revert to previous versions • Fast and intuitive mobile-first experience Blitzdata Admin is built for productivity and flexibility, allowing you to control your data wherever you are.

Screenshots

1Contact Pro4 screens
BlitzData admin3 screens

Verdict

The call

The clearest difference is price: BlitzData admin at Free against 1Contact Pro's $1.99. On ads, in-app purchases, device support and iOS requirement 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

BlitzData admin is free to download; 1Contact Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
1Contact Pro versus BlitzData admin: the parameters behind the verdict, then further details
Parameter1Contact ProBlitzData admin
Price$1.99Free — better
Rating4.5 (363 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings363 — better—
Update frequencyMonthly—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.6 — better18.0
Further details — not scored
Size45 MB26 MB
Age rating4+4+
DeveloperRoxwin Vietnam Technologies Company LimitedBenvenuto Puricelli

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

BlitzData admin

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

1Contact Pro

No in-app purchases

None

BlitzData admin

No in-app purchases

Questions

Is 1Contact Pro free?
1Contact Pro costs $1.99, with no in-app purchases.
Is BlitzData admin free?
BlitzData admin is free to download, with no in-app purchases.
Do 1Contact Pro or BlitzData admin have ads?
Neither 1Contact Pro nor BlitzData admin shows ads.

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