Blog

#webrtc

Engineering notes, product decisions and lessons from running our own apps. One or two posts a month, no marketing.

Privacy & Security10 Oct 20262 min read

Calls without a phone number: how ID Caller keeps conversations private

No number, no email, no account: a 12-digit ID, keys generated on your device, contacts only by mutual consent and encrypted peer-to-peer calls. Here is how ID Caller works.

Get new posts by email

One email per post. No digests, no promos.