
BusyContacts
5.9#36 in contact management software$49.99 one-timemacOS
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| Fact | BusyContacts | Haystack |
|---|---|---|
| Sharing | Address books can be shared with read-only or read/write privileges through Exchange, Fastmail, Kerio, LAN, and compatible CardDAV servers. | Cards can be shared by QR code, text, email, LinkedIn, iMessage, NFC, and unique links. |
You want what its maker publishes above — check its page for the details.
Haystack suits individuals and organizations that need digital business cards and contact sharing. Its team controls, integrations and engagement tracking are relevant to groups managing shared contact information.