Tools
Free tools
For testing push and passkeys and pricing OTPs. No account and no key; the passkey checker sends nothing anywhere.
Web push tester
Send a real push to this browser and see the request, the push service's answer and the payload as it arrived.
Open Passkey support checkerWhat this browser and device support for passkeys: platform authenticator, autofill, sync and hybrid sign-in.
Open OTP cost calculatorCodes a month in, cost by SMS, WhatsApp and email in India out, from each provider's own price page.
OpenSend your first push today.
Free for 1,000 push devices, 100 approvals and 1,000 passkey sign-ins a month, and 500 email codes to try. No card until you pass a free amount.