Compare Domain Extensions Side by Side

Updated October 2026

Torn between .io and .ai, or .co and .me? Put up to three extensions side by side.

Pick extensions to compare

Choose up to three country-code extensions to see them side by side. You can share the page address to show someone the same comparison.

First extension Second extension Third extension (optional)

Summaries are simplified and not legal advice. Open each extension's profile for details and sources.

Who can register: can you hold it yourself, without a trustee?
Type: Google treats a short list of country codes as generic; the rest signal a target country.
Registry: who runs it, and how stable is that arrangement?
Price: compare renewal prices at your registrar, then use the cost calculator.

The complete guide to country-code top-level domains.

How country-code and generic extensions differ, and when each fits.

How .io, .ai, .tv and friends became words, and a tool to find your own.

A step-by-step method for picking the right ending.