Mobile Finder Head-to-Head
Prospeo
Rank #1 · 92.4 ±12.2
AI Ark
Rank #4 · 71.4 ±12.6
Statistically a tie overall (92.4 vs 71.4, within the margin of error) — pick by what matters to you: Prospeo wins on EU coverage, US coverage, accuracy and speed; AI Ark wins on price.
Live-tested by ColdIQ · Updated 2026-07-28
Test Prospeo vs AI Ark on a real profile
Paste a LinkedIn URL and watch both providers race for the mobile number. Free, one run per email — ColdIQ pays for the API calls.
Who are you looking for?
Enter the LinkedIn URL of the person whose phone number you want to find
Comparing
This tool is free to use once per email address.
The numbers, side by side
From the ColdIQ Mobile Finder Leaderboard — same dataset, same scoring. Highlighted cells mark the better value.
| Metric | Prospeo | AI Ark |
|---|---|---|
| ColdIQ Score | 92.4 ±12.2 | 71.4 ±12.6 |
| Price / found number | $0.39 | $0.05 |
| Coverage EU | 93% | 11% |
| Coverage US | 98% | 48% |
| Accuracy | 85% | 82% |
| Speed (median lookup) | 2.1s | 2.3s |
Updated 2026-07-28 · How the score is built
Where the data comes from
Prospeo
Live-tested by ColdIQEU 26/28 · US 25/25 · run 2026-07-23
Live test 07-23 (N=53): 26/28 EU and 25/25 US found, 92% agreement with other providers, 2.1s median via the marketplace (0.26s on its direct API in our 07-21 run). Clay×TitanX ranks it #1 EMEA coverage.
- Pricing verified 2026-07-23: prospeo.io pricing (Basic $39/1,000 cr, 10 cr/mobile, success-only)
- ColdIQ live test 2026-07-21 (N=19)
- www.clay.com/blog/best-mobile-phone-data (EMEA 881 #1, P1 30/30%)
AI Ark
Live-tested by ColdIQEU 3/28 · US 12/25 · run 2026-07-23
Live test 07-23 (N=53): 12/25 US, 3/28 EU — lower US rate than our 07-21 run (7/9). Every number it returned matched another provider (15/15 agreement).
- Pricing verified 2026-07-23: ai-ark.com/pricing ($49/5,000 cr, 5 cr/mobile)
- ColdIQ live test 2026-07-21 (N=19)
One API key, both providers.
Prospeo and AI Ark are both on the ColdIQ marketplace — call either from your code, billed by credits.