If you want the honest answer first, here it is: passkeys login implementation reduces signup drop-off because it removes the fragile steps that usually break mobile onboarding. Traditional authentication flows ask users to create a password, confirm it, verify an email or phone number, and then log in again. Every one of those steps is an opportunity for hesitation or abandonment. A user forgets the password they just created. The verification email lands in spam. The app loses focus when the user switches to another screen. Momentum disappears. That is exactly where passkeys login implementation changes the equation. Instead of asking users to invent credentials they have to remember later, the app creates a secure credential tied to the device itself. Authentication happens through biometrics such as Face ID, Touch ID, or Android BiometricPrompt, which means the user moves from "open the app" to "account created" in seconds.…