Your network, your data.
Contact management with companies, groups, and interaction history. vCard import/export. Keep your relationships private.
Relationships stay between you
PrivStack Contacts keeps your network private. Store contact details, track interactions, organize by company — all encrypted on your devices.
Your network, exposed
Contact apps sync to clouds, exposing your professional and personal networks. Who you know, how you know them, and how often you connect — all logged.
Contact Profiles
Rich contact profiles with name, email, phone, website, job title, department, relationships, and freeform notes.
- Name, email, phone, website
- Job title and department
- Relationship tracking
- Freeform notes per contact
- vCard import and export
Company Database
Track companies and organizations. Associate contacts with companies and visualize organizational structure.
- Company management
- Organizational structure
- Company-contact associations
- Company profiles with details
Interaction History
Log interactions by type — calls, emails, meetings — with dates, notes, and a full timeline per contact.
- Interaction types — call, email, meeting
- Date and time tracking
- Notes per interaction
- Full interaction timeline
Groups & Cross-Linking
Organize contacts into custom groups with tags. Link contacts to tasks, notes, deals, and calendar events for full context.
- Custom groups and tags
- Linked items from tasks and notes
- Links to deals and calendar events
- Birthday reminders
Ready to get started?
Try PrivStack free for 7 days. Your data stays on your devices.