Focus on building your app's core features while we handle the complex contact management and social infrastructure.
Discover which contacts are already using your application.
// Initialize service shorthand
let cs = ContactsService.shared
// Find app users
let users = try await cs.getAppUsers(limit: 20)
// Show profiles
for user in users {
print("\(user.name) found!")
}1// Get contacts who are also app users
2let appUsers = try await ContactsService.shared
3 .getContactsUsingApp(limit: 30)
4
5// Display their profiles
6for user in appUsers {
7 print("\(user.displayName) is using the app!")
8}See how industry leaders could transform their platforms with social features
Discover how DoorDash could transform from a simple food delivery app into a social dining experience, boosting user engagement, trust, and order frequency through intelligent contact recommendations and social proof.
The secret growth formula behind billion-dollar apps — now available for yours
Each user invites just one friend — our AI pinpoints exactly which friend is most likely to join, creating a chain reaction that multiplies your user base.
Invited users convert at a 5-7x higher rate than organic traffic. Trust transforms skeptics into power users in seconds.
The same growth engine that powered Facebook, Snapchat and others from dorm room to billion-dollar valuations. Skip years of slow growth.
Snapchat
Yik Yak
Clubhouse
BeReal
Linktree
Sidechat
GroupMe
Gas
Your users' contacts deserve the highest level of protection. That's why we've implemented military-grade security measures to safeguard their data with utmost care and confidentiality.
Military-grade encryption for all user contact data
Protected data at rest and in transit
Full compliance with data protection regulations
Ready to exponentially grow your user engagement?
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Explore how to leverage contact management and network dynamics to create viral growth
Discover how ContactsManager's intelligent recommendation engine filters out spam, identifies quality contacts, and surfaces the people who matter most for your app's growth.
Your app is amazing. Your users love it. So why aren't they inviting their friends? The brutal truth about invite flows and how to build ones that actually drive growth.
Discover how ContactsManager SDK revolutionizes contact management in modern applications with enterprise-grade security and seamless cross-platform integration.