VCF Duplicate Remover — Merge Duplicate Contacts
Scan a .vcf file for duplicate contacts that share a phone number or email, review each group, and merge or keep them. Everything runs locally in your browser.
Upload a VCF file to scan for duplicate contacts.
Choose how to resolve each group, then export.
Clean up duplicate contacts
Find, review, and merge duplicates without uploading your data.
Smart duplicate detection
Contacts that share a phone number or email are grouped automatically; optional fuzzy matching catches similar names.
Review before you merge
See every duplicate group and choose to merge into one, keep all, or keep a single contact.
100% client-side
Your file is scanned and cleaned locally in your browser and is never uploaded.
How to remove duplicate contacts
Three steps, fully in your browser.
Upload your VCF
Drag and drop a .vcf or .vcard file, or click to choose one.
Review duplicate groups
Check each group and pick merge, keep all, or keep just one.
Download clean VCF
Export a deduplicated .vcf with your choices applied.
VCF Duplicate Remover — FAQ
Is this duplicate remover free?
Yes. It is completely free and runs in your browser with no sign-up required.
How are duplicates detected?
Contacts that share a normalized phone number or email are grouped. Optional fuzzy matching also groups very similar names.
Are my contacts uploaded to a server?
No. The file is scanned and merged locally in your browser, so your data never leaves your device.
What does merging do?
Merging combines all fields from a group's contacts into one, keeping every phone, email, and address.
Explore more contact tools
Need to merge files, split, or convert your contacts? Explore the full toolset.