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App Store Apps > Productivity > 1Contact: Clean, Backup, Merge
1Contact: Clean, Backup, Merge icon

1Contact: Clean, Backup, Merge

by Roxwin Vietnam Technologies Company Limited · Productivity · Free
On the App Store since September 2018 · Data updated 2026-10-31

1Contact: Clean, Backup, Merge is made and published by Roxwin Vietnam Technologies Company Limited. AppBrain is an independent app data site and isn't affiliated with Roxwin Vietnam Technologies Company Limited. The app name, icon, screenshots and description belong to Roxwin Vietnam Technologies Company Limited and are shown as published on the App Store.

AppBrain's verdict

Established
Rating on App Store
4.49
85 ratings
Last updated
September 4, 2026
Size
36.6 MB

It doesn't have enough ratings yet to judge what users think.

Official page on the App Store

User feedback

Ratings and reviews on the App Store

Comments on 1Contact: Clean, Backup, Merge for iOS

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Store listing

By Roxwin Vietnam Technologies Company Limited, from the App Store
1Contact: Clean, Backup, Merge Screenshot 1 of 7
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Screenshots by Roxwin Vietnam Technologies Company Limited, from the the App Store listing
Description by Roxwin Vietnam Technologies Company Limited Written by the developer, not by AppBrain. Click to read.
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• Delete outdated or unused contacts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.
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
Free
App size
36.6 MB
Content rating
Everyone

Technologies used by 1Contact: Clean, Backup, Merge

Releases

Updates seen on the App Store
Version
2.2.9
Launched
September 2018

No changelog data

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Rankings

App Store top charts

App Store Rankings for 1Contact: Clean, Backup, Merge

This app is not ranked

About the app and developer

About 1Contact: Clean, Backup, Merge

1Contact: Clean, Backup, Merge is a productivity app developed by Roxwin Vietnam Technologies Company Limited.

User Ratings

1Contact: Clean, Backup, Merge is rated 4.49 out of 5 stars. The rating is based on 85 ratings.

App Information

1Contact: Clean, Backup, Merge is freely available from the App Store. The app size is 36.56 MB. The latest version available is 2.2.9. The last update was on September 4, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since September 2018.

Developer information for Roxwin Vietnam Technologies Company Limited

Roxwin Vietnam Technologies Company Limited

Address:

Frequently asked questions about 1Contact: Clean, Backup, Merge

Is 1Contact: Clean, Backup, Merge free?

Yes. 1Contact: Clean, Backup, Merge is free on the App Store.

Is 1Contact: Clean, Backup, Merge still available?

Yes. 1Contact: Clean, Backup, Merge is on the App Store, and the last update we saw was on September 4, 2026.

How large is 1Contact: Clean, Backup, Merge?

1Contact: Clean, Backup, Merge is 36.56 MB.

Is 1Contact: Clean, Backup, Merge suitable for children?

App Store rates the content of 1Contact: Clean, Backup, Merge as suitable for everyone.

How do people rate 1Contact: Clean, Backup, Merge?

1Contact: Clean, Backup, Merge scores 4.49 out of 5 stars, from 85 ratings on the App Store.

Who made 1Contact: Clean, Backup, Merge?

1Contact: Clean, Backup, Merge was developed by Roxwin Vietnam Technologies Company Limited. It is listed in the productivity category on the App Store.

What are the best alternatives to 1Contact: Clean, Backup, Merge?

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