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.app vs .dev

Which domain extension should you choose? Here's how the two compare — and when each one is the better pick.

Side by side

.app.dev
What it isGeneric TLD, since 2015Generic TLD, since 2014
Runs the registryCharleston Road Registry Inc.Charleston Road Registry Inc.
In the root zone sinceJuly 2, 2015December 18, 2014
Popular meaning——
Search geotargetingGeneric — not tied to a countryGeneric — not tied to a country
DNSSEC-signedYesYes
Name servers (IPv6)5 (5)5 (5)

Choose .app if…

  • Mobile and web apps
  • Product landing pages and download links
  • Developers who want security on by default

Watch out for

  • Sites must be served over HTTPS — plain HTTP won't load in modern browsers
  • Popular one-word names are often premium-priced

A clean, modern ending for apps and software products. The built-in HTTPS requirement is a feature, not a hurdle.

Choose .dev if…

  • Developer portfolios and blogs
  • Documentation, SDKs and open-source projects
  • Staging and tooling sites that still need real certificates

Watch out for

  • HTTPS is mandatory — local-style plain HTTP setups won't work on public .dev names
  • Before 2019 many developers used .dev for local testing; those setups break now

The obvious pick for developer portfolios, docs and tools. Just set up HTTPS before you point the domain anywhere.

Check one name on both endings

Type a name and see whether it's free as .app, .dev and other endings.

Atak Domain is our sister registrar.

.app vs .dev FAQ

Is .app better than .dev?

Neither is better across the board. A clean, modern ending for apps and software products. The built-in HTTPS requirement is a feature, not a hurdle. The obvious pick for developer portfolios, docs and tools. Just set up HTTPS before you point the domain anywhere.

Does .app or .dev rank better on Google?

Google doesn't give either ending a ranking bonus. What differs is geotargeting: .app is generic — not tied to a country, and .dev is generic — not tied to a country. Content and links matter far more than the TLD.

Can I use both .app and .dev?

Yes, and many brands do: register both, pick one as the main site, and redirect the other to it so links and email never go astray.