join.io
AI-powered valuation based on 31 public domain sales.
Low
$45,000
Mid
$80,000
High
$150,000
Short, generic .io with strong semantic comps like domain.io ($50K) and cloud.io ($45K), plus high-end anchors mint.io ($230K) and ninja.io ($95K) support a mid-range estimate.
short 4-letter .iogeneric wordstrong .io compsbrandable
Crowstash valuation for join.io. Estimates are advisory and based on public sales only.
Signals
Length: 4 (short)TLD: .ioLikely-word
Comparable sales (public record)
| Domain | Sold | Venue | Date |
|---|---|---|---|
| domain.io | $50,000 | MrPremium.com | 2021-02-17 |
| cloud.io | $45,000 | Flippa | 2015-07-08 |
| lod.io | $4,999 | Sedo | 2024-02-07 |
| domainnames.io | $5,000 | Uniregistry | 2020-02-12 |
| club.io | $45,000 | DomainBooth | 2021-05-26 |
| io-co.io | $6,000 | Sedo | 2025-10-22 |
| db.io | $18,000 | Park.io | 2015-08-19 |
| ninja.io | $95,000 | Atom.com | 2026-05-27 |
| trace.io | $42,000 | — | 2026-05-06 |
| kronus.io | $5,988 | Sedo | 2026-03-18 |
| acp.io | $25,000 | Sedo | 2025-12-25 |
| dhi.io | $8,999 | Sedo | 2025-12-24 |