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VERDICT

isMalicious Review

Depends

Should I use isMalicious?

Check IPs, domains, URLs, emails, phones and crypto wallets against indexed threat indicators. Streaming reports, blocklist API, free API key. - ismalicious.com

· 1 month ago

Worth trying on the free tier if you're an indie dev or small team needing quick IP/domain reputation checks. Enterprises needing proven feeds, support SLAs, or audited data should not buy yet.

Confidence

Medium. Based on ~20 public sources; zero independent reviews found, so reliability claims rest mostly on vendor material.

Ratings

  • Value for money
  • Ease of useNo independent usability evidence
  • Feature depth
  • Support qualitySolo founder; no support evidence
  • Security posture

Pricing

$0

Free

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed
Free tierYes
Paid plansNot disclosed in reviewed sources

Best for

  • Indie devs needing quick IOC lookups
  • Small teams adding blocklist sync
  • Phishing and email triage checks

Not for

  • Enterprises needing battle-tested intel vendors
  • Teams requiring support SLAs or audits
  • SOCs wanting peer-validated feed quality
  • Buyers needing Censys-scale infrastructure data

Gotchas - check before you buy

medium

Free tier caps at 30 API calls; tier prices weren't visible in reviewed sources.

medium

One-person company: support depth and continuity depend entirely on the founder.

medium

Young vendor (2024); security review and procurement may stall on track record.

low

'50M blocked' style metrics are vendor self-reported, unverified.

Pros and cons

Pros

  • Free tier: 30 API calls to start
  • Covers IPs, domains, URLs, emails, phones, crypto wallets
  • Blocklist API supports daily sync into existing defenses
  • OpenCTI integration for feeding a threat intel platform
  • Positioned as budget alternative to $24,000/year Cyren

Cons

  • Zero G2 reviews; no independent validation
  • Solo-developer project, founded only 2024
  • Typical customer is individuals, not organizations
  • Provider disagreements on detections require your own analysis
  • Case studies are self-published, unverified

Sources & method

- 10 sources - No known vulnerabilities found in the sources reviewed.

official x4review x3security x1news x2

Key stats

  • Value for money: 4/5

    Rating

  • $0

    Starting price

  • 10

    Sources

  • Analyzed

  • Value for money: 4/5. Free tier; positioned against $24k/yr Cyren
  • Ease of use. No independent usability evidence
  • Feature depth: 4/5. IPs, domains, emails, wallets, CVE scanner, blocklist API
  • Support quality. Solo founder; no support evidence
  • Security posture: 3/5. Security page exists; no audit evidence
  • 0.0 G2 rating Zero reviews on G2
  • Yes Free tier 30 API calls
  • 2024 Founded France-based
  • 50M+ Blocked indicators Vendor-reported, unverified

Pricing

Free

$0

  • 30 API calls
  • IP, domain, email, wallet lookups

Paid plans

Not disclosed

  • Described only as 'simple plans for every teams'

Security

No known vulnerabilities found in the sources reviewed.

What users say

Independent user feedback is nearly absent; most visible posts are the founder's own promotions.

Full analysis

Based on ~20 public sources; zero independent reviews found, so reliability claims rest mostly on vendor material.

Free-tier threat intel API from a 2024 solo founder. Fine to test; zero reviews make paid commitments risky.

Methodology

Based on ~20 public sources; zero independent reviews found, so reliability claims rest mostly on vendor material.

Read how a report is made.

Sources

  1. isMalicious homepageismalicious.com
    official
  2. isMalicious Reviews 2026 — G2g2.com
    review
  3. G2 seller page — 0 reviewsg2.com
    review
  4. I built isMalicious — Reddit r/SideProjectreddit.com
    review
  5. isMalicious: founded 2024, France — Mandosmandos.io
    news
  6. Cyren vs isMalicious — Data443data443.com
    news
  7. isMalicious vs Criminal IPismalicious.com
    official
  8. Pricing — isMaliciousismalicious.com
    official
  9. Product security pageismalicious.com
    security
  10. isMalicious — OpenCTI Integrations, XTM Hubhub.filigran.io
    official

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