Last updated June 2026
Looking for premium .IO domains for sale? A premium .IO domain is a short, dictionary-grade or highly brandable name on the .io extension, the kind tech buyers pay for because it signals credibility and is easy to recall. BoldDomains lists premium .IO domains available to buy now, each with its price shown upfront and a secure escrow transfer. Browse the curated names below, search above, or see all .IO domains for sale.
Premium .IO Domain Names for Sale
Curated names on the tech-standard extension, each with its price upfront
Why Tech Buyers Pay for a Premium .IO
Originally the country code for the British Indian Ocean Territory, .io was adopted by the tech industry as its own. "I/O" means input/output in computing, which makes it a natural fit for software companies, APIs, and developer tools.
Adoption started with developers and startups who could not justify a six-figure .com. It has grown into something more: a premium .io now signals tech credibility in a way that other alternative extensions do not.
Plenty of well-known tech products run on .io, alongside countless developer tools and APIs. The extension has earned a level of legitimacy that .xyz, .tech, and others have not matched.
For a tech startup, a premium .io can beat a weak .com outright. A short, memorable .io often outperforms a longer or hyphenated .com on brand perception, and it costs a fraction of the equivalent premium .com.
The premium .io domains on this page are the best available names on the extension: short, clean, and brandable, the ones tech founders actually search for.
Developer Cred
.IO is recognized by developers as a legitimate tech extension. API products and dev tools fit here naturally.
Shorter Names Available
Quality short names are still findable on .io when the .com equivalents are taken or cost millions.
Startup Standard
Many successful startups launched on .io. It is an accepted norm across the startup ecosystem.
Better Value
Premium .io domains typically cost less than equivalent .com names while staying highly respected.
When a Premium .IO is the Right Choice
Perfect for: Developer tools, APIs, SaaS products, tech startups, open source projects, and anything aimed at technical audiences. If your users are developers or tech-savvy professionals, .io is a natural fit.
Works for: General B2B software, startups in any industry that want to signal modernity, and consumer tech products with a technical angle. Plenty of successful consumer products launched on .io.
Less ideal for: Traditional businesses, local services, or products aimed at non-technical, older demographics. A law firm or accounting practice might confuse clients with a .io address.
Consider carefully: Enterprise sales into very traditional industries. Tech-forward enterprises accept .io, but some older IT departments still lean toward .com. Know your buyer.
The rule of thumb: if you are building something technical that people will use or buy, a premium .io is respected and worth the price. If your audience might not know what I/O means in computing, weigh whether .io adds confusion.
What Premium .IO Domains Actually Sell For
Public sales data is the only honest place to start a negotiation. Plenty of deals close under non-disclosure, so the visible record understates the top of the market rather than overstating it.
Highest reported .io sales on record
| Domain | Reported price |
|---|---|
| Mint.io | $230,000 |
| Metaverse.io | $175,000 |
| Ledger.io | $120,000 |
| Magnus.io | $104,500 (2026) |
| Auction.io | $100,000 |
| Cloud.io | $45,000 |
No publicly reported .io sale has crossed seven figures in the past five years, which is the clearest difference between .io and .ai at the very top of the market. A premium .io buys you a short, clean tech brand, not a trophy asset.
Price tiers you will actually meet
Holding cost: roughly 1.89 million .io domains were registered worldwide as of June 2026. First-year registration runs from about $15 to $125 depending on registrar, and renewals average closer to $50 to $60 per year, so budget the renewal, not the promo price.
Last updated July 2026. Sale prices are publicly reported figures and are shown for comparison only, not as an appraisal of any listing on this page.
Premium .IO Domain Questions
What is a premium .IO domain?
A premium .IO domain is a short, brandable, or dictionary-word name on the .io extension that holds resale value beyond a standard registration. These names are already registered and sold on the aftermarket because they are memorable, easy to type, and signal tech credibility, so buyers pay a one-time premium to own them.
How much do premium .IO domains cost?
A standard .IO registration runs roughly $35 to $60 per year. Premium .IO domains on the aftermarket sell from a few hundred to several thousand dollars, priced by length, brandability, and demand. The shorter and more brandable the name, the higher the price. For a fuller breakdown, see how much a domain name costs. Every premium .IO domain on BoldDomains shows its exact price upfront.
Where can I buy premium .IO domains?
You buy premium .IO domains from a marketplace like BoldDomains, where short, already-registered .IO names are listed for sale with the price shown on each listing. The marketplace handles secure escrow and transfer, so you get a name that would otherwise be taken without negotiating a private deal. Browse the full .IO collection to compare.
Are premium .IO domains worth it?
Yes, for tech startups and developer products a premium .IO is often worth it. A short, memorable .io frequently outperforms a long or hyphenated .com on brand recall, and it usually costs far less than an equivalent premium .com. Still weighing extensions? Compare .io vs .com and .io vs .ai before you decide. The value comes from owning a clean, credible name your audience trusts.
What makes a .IO domain premium?
Length, brandability, and demand make a .IO domain premium. The best premium .IO names are short, often one word or under eight letters, easy to spell and say, free of hyphens or numbers, and relevant to tech or SaaS. Scarcity does the rest: once a great short name is taken, the aftermarket is the only way to get it.
Can I lease a premium .IO domain instead of buying it?
Yes. Many premium .IO domains on BoldDomains can be leased to own, so you put a deposit down and pay the rest in monthly installments while using the name right away. The domain transfers to you once the balance is paid off. Each listing shows whether a payment plan is available.
Keep Exploring
All .IO Domains for Sale
The full .io collection, from short and brandable to startup-ready.
Domains for Developers
Names built for dev tools, APIs, and technical products.
SaaS Domains
Brandable names for software-as-a-service companies.
Startup Domains
Short, memorable names for your next venture.
Short Domains
The shortest, most valuable names across extensions.
Lease to Own Domains
Secure a premium name now and pay it off monthly.
Secure Your Premium .IO Domain
A premium .io combines tech credibility with brandability. Browse the selection and find a name that signals you belong in tech.