VCF File Merger
Combine multiple VCF (vCard) files into a single unified contact file. Perfect for merging contacts from different sources or consolidating your address book.
Multiple File Support
Upload and merge as many VCF files as you need in a single operation
Version Conversion
Automatically handles different vCard versions (2.1, 3.0, 4.0) and converts to your preferred format
File Preview
Review all files and contact counts before merging, with option to remove unwanted files
Privacy Focused
All processing happens in your browser - your contact data never leaves your device
Fast Processing
Instant merging of files with thousands of contacts without performance issues
Data Preservation
All contact information is preserved during the merge process
Common Use Cases
📱 Device Migration
Combine contacts from multiple devices or platforms when switching phones or merging accounts.
🏢 Business Consolidation
Merge contact lists from different departments, teams, or acquired companies into one master list.
📧 Email Platform Migration
Combine contacts from Gmail, Outlook, Apple Contacts, and other platforms into a unified address book.
🔄 Backup Restoration
Merge multiple backup files or partial exports back into a complete contact database.
Frequently Asked Questions
Will duplicate contacts be removed automatically?
No, the merger preserves all contacts from all files. If you need to remove duplicates, use our separate duplicate detection tool after merging.
Can I merge files with different vCard versions?
Yes! The tool automatically detects the version of each file and can convert everything to your preferred output version (2.1, 3.0, or 4.0).
Is there a limit to how many files I can merge?
No, there's no limit on the number of files or contacts. The tool can handle very large merges efficiently in your browser.
Will all contact information be preserved?
Yes, all contact fields including names, phone numbers, emails, addresses, photos, and custom fields are preserved during the merge process.
Can I remove files before merging?
Yes, you can review all uploaded files and remove any unwanted files before proceeding with the merge operation.
Technical Information
Supported Formats
- • VCF (vCard) files (.vcf, .vcard)
- • vCard 2.1, 3.0, and 4.0 versions
- • UTF-8 and ASCII encoding
- • Files from all major platforms
Output Options
- • Choose output vCard version
- • Standardized field formatting
- • Optimized file structure
- • Cross-platform compatibility
Performance
- • Client-side processing
- • No file upload to servers
- • Handles thousands of contacts
- • Instant preview and download
Privacy & Security
- • No data sent to servers
- • Processing in browser only
- • No registration required
- • Complete privacy protection