Trusted by Developers looking for a secure and affordable Passkey solution

How it works

How Cosync AppKey Solution Works

Your Trusted Partner in Passkey Authentication
for mobile and web applications.

Cross Platform SDKs

Clients supported
iOS Swift
Android Kotlin
React Native
Expo
React
Angular JS

Affordable

We don’t break your budget!
$0.03 cents per user / month
10,000 active users for $299 / month
$0.02 cents per additional user / month

Enterprise Features

For your authentication needs
Option to self-host
Set your Relying Party
User Names
Social Login
Email & Phone handles

Key Features

Explore Our Features to
implement Passkey authentication

Your Trusted Partner in Passkey Authentication
for rapid implementation.

Experience the power of AppKey technology firsthand!

Discover AppKey in action—download the AppKey Sample App today from the iOS or Google Play Store and explore its features!
Or explore the AppKey experience with our web app at https://reactdemo.appkey.io/

Cut development costs with lightning-fast implementation.

AppKey seamlessly connects WebAuthN Passkey technology to your Trusted Party across multiple client platforms.
    Native iOS - Swift
    Native Android - Kotlin
    React Native - CLI and Expo
    Web - React and Angular

Authenticate your Passkey seamlessly in multiple languages

Authenticate users based on their locales and deliver authentication messages in their preferred language.

Learn More

Essential Feature

Discover the Features That
Makes AppKey Stand Out.

Your Trusted Partner in Passkey Authentication for
for all your onboarding needs.

Set up your app’s authentication, your rules!

Take control of your app’s authentication settings with AppKey! Customize user login options with handles or PassKeys, enable seamless anonymous onboarding, and activate social login. Decide whether signups are open or invite-only, and configure handles to require email or phone numbers. Tailor your Relying Party ID to match your domain and create a login experience that fits your app perfectly.

Detailed User Logs

Track user authentication and engagement with your application in real time.

Invite-only access

Control access to your application by inviting an exclusive group of users to onboard.

Secure your users

For maximum security, our platform ensures private keys are never stored on its servers.
For enhanced security, only your mobile app’s unique bundle ID can access your relying party.
User passkeys can only be accessed via biometric authentication.

Get Started

Features Explained

Download the AppKey
Sample App

Available for iOS or Android. Allows you to test our Passkey solution in real-time

Create a Passkey Account

Get started with the AppKey Sample App! Create your Passkey account, verify your email with a code, and log in effortlessly using your biometrics.

Social Login

Or log in with ease using a Passkey-enabled social account like your Apple ID or Google Gmail!

Verify an account

Verify your handle’s Passkey securely with your biometric data!

Passwordless login

Experience passwordless login—test it now with your Passkey stored on your keychain!

Test your application

Test your app and onboard users effortlessly by setting your application token!

Monitor user signups

Track user signups and logins easily through the AppKey Portal, where your application is managed!

Pricing & Plan

Choose a suitable plan

Your Trusted Partner in Data Protection with Cutting-Edge Solutions for
Comprehensive Data Security.

MonthlyYearly

Developer

Ideal for small businesses or individuals looking to secure their users with PassKeys.

$49per month, billed monthly

Up to 20 applications
1000 active users
Email Support
Single Developer License

Select Developer Plan

Developer+

Recommended

Perfect for medium to large businesses requiring large user bases and priority support.

$299per month, billed monthly

Up to 100 applications
10,000 active users
$0.02 for each user per month beyond 10,000
Email/Phone Support
Company License

Select Developer+ Plan

Secure Your Users with Cosync Appkey Solution

Enable your developers to implement a cost-effective Passkey authentication solution—quickly and seamlessly. Use it as your primary authentication system or as a secondary multi-factor authentication layer. Start today!