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WhatsMyName Review

Worth it

Should I use WhatsMyName?

Not disclosed - whatsmyname.app

· 1 month ago

Use it if you do OSINT and want a free first-pass username pivot across hundreds of platforms. Skip it if you need verified identity, uptime, or support — it's a volunteer project with false positives and known outages.

Confidence

Medium. Based on ~20 public sources. Unrelated namesakes excluded: several copycat WhatsMyName sites and the #WhatsMyName rideshare-safety foundation (including its Uber partnership and nonprofit filings).

Ratings

  • Value for money
  • Ease of use
  • Feature depth
  • Support quality
  • Security posture

Pricing

$0

Free

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed
Free tierYes

Best for

  • OSINT investigators pivoting from a username
  • Journalists checking impostor accounts
  • Pentesters doing recon
  • People auditing their own username footprint

Not for

  • Anyone needing confirmed identity — it only confirms username existence
  • Legal or compliance vetting where false positives are unacceptable
  • Teams wanting vendor support, SLAs, or paid tiers
  • Buyers expecting a maintained commercial product

Gotchas - check before you buy

medium

False positives mean every hit needs manual verification before acting on it.

medium

Uptime is shaky; the OSINT community once pointed users elsewhere during an outage.

medium

Several unrelated sites use the WhatsMyName name (.io, .pro, fan apps); confirm which one you're on.

low

No paid tier means no support contract; fixes depend on volunteer bandwidth.

Pros and cons

Pros

  • Free, browser-based, no signup required
  • Searches ~732 platforms from one query
  • Users say it avoids false positives better than rivals
  • Listed in professional 2026 free OSINT tool roundups
  • Community-maintained open dataset, active since 2015

Cons

  • Only confirms username existence, not who owns it
  • Users report growing false positives and declining usefulness
  • Outages have occurred; alternatives were recommended during downtime
  • No vendor support; maintained by volunteers
  • Site has no published security page

Sources & method

- 10 sources - No known vulnerabilities found in the sources reviewed; the site publishes no security page and one community warning thread exists.

official x1review x5security x2news x2
  • Unusual warning reported by users, Reddit users reported an odd warning while using the tool; the cause was never publicly confirmed in reviewed sources.

Key stats

  • Value for money: 5/5

    Rating

  • $0

    Starting price

  • 10

    Sources

  • Analyzed

  • Value for money: 5/5. Completely free and open-source
  • Ease of use: 4/5. One username input, browser-based
  • Feature depth: 3/5. Wide platform coverage, shallow per-hit detail
  • Support quality: 2/5. Volunteer-run; outages reported, no SLA
  • Security posture: 2/5. No published security page; community-flagged warning
  • 732 Platforms checked community-maintained dataset
  • $0 Price free, browser-based, no signup
  • 2015 Founded by Micah "WebBreacher" Hoffman

Pricing

Free

$0

  • Username search across ~732 sites
  • No signup
  • Open dataset on GitHub

Security

No known vulnerabilities found in the sources reviewed; the site publishes no security page and one community warning thread exists.

  • Unusual warning reported by usersReddit users reported an odd warning while using the tool; the cause was never publicly confirmed in reviewed sources.⁹

What users say

OSINT Redditors historically praised its accuracy versus rivals, but recent complaints cite false positives and downtime.

“I usually use whatsmyname.app. It's really good at avo”
Reddit, r/OSINT
“whatsmyname.app (basically useless these days, so many false positives)”
Reddit, r/OSINT
“Isn't WMN (whatsmyname) basically just sherlock?”
Reddit, r/OSINT

Alternatives

Compare WhatsMyName with each alternative.

  • Sherlock

    Open-source CLI checking the same sites; better for automation.

  • Blackbird OSINT

    Deeper username search, listed as top alternative.

  • SpiderFoot

    Broader OSINT automation, not just usernames.

    WhatsMyName vs SpiderFoot

  • Maigret

    Open-source enumerator with API wrappers available.

Full analysis

Based on ~20 public sources. Unrelated namesakes excluded: several copycat WhatsMyName sites and the #WhatsMyName rideshare-safety foundation (including its Uber partnership and nonprofit filings).

Free, community-run username checker across 732 platforms. Good OSINT starting point; expect false positives and occasional downtime.

Methodology

Based on ~20 public sources. Unrelated namesakes excluded: several copycat WhatsMyName sites and the #WhatsMyName rideshare-safety foundation (including its Uber partnership and nonprofit filings).

Read how a report is made.

Sources

  1. WebBreacher/WhatsMyName — community-maintained datasetgithub.com
    official
  2. WhatsMyName App: Find Any Username Across 732 Platformswhatsmynameapp.us
    review
  3. Username-checking apps that don't completely suck? — r/OSINTreddit.com
    review
  4. Recommendations for OSINT platforms similar to… — r/OSINTreddit.com
    review
  5. OSINT Techniques on the tool's downtimex.com
    news
  6. WhatsMyName Web Alternativesalternativeto.net
    review
  7. 5 Free OSINT Tools for 2026 Intelligence Worklinkedin.com
    news
  8. WhatsMyName security pagewhatsmyname.app
    security
  9. Unusual warning on OSINT tool — r/OSINTreddit.com
    security
  10. WhatsMyName Web — ForensicsOSINT KBforensicosint.com
    review

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