According to AlphaMoat, in 2026-10 the AI app Who saw 100,013 downloads over the last 30 days (+140.6% MoM), with about $177.0K in app-store in-app purchase revenue — ranked #522 of 1,518 AI apps, and #88 of 211 in General AI; its top market is Saudi Arabia (42.7% of downloads).
What is Who
A caller ID and spam-blocking tool using community reports, machine learning, and on-device voice processing to help judge whether a strange call is worth answering.
- 01Identify spam, fraud, and harassment calls before answering
- 02block unwanted calls and texts
- 03look up a stranger's name, location, and public profile
- 04have the assistant ask callers for identity and purpose
- 05show personal, business, or spam categories live via speech-to-text
- 06manage history records
- 07keep contacts from public search
12-Month Trend
Downloads by Country · Top 5
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+ CompareData month: 2026-10 · Downloads and in-app purchase revenue are third-party estimates (trailing 30-day window), aggregated monthly. Revenue covers App Store and Google Play in-app purchases (including subscriptions) only — excluding Android app stores in mainland China and other payment channels such as web subscriptions. See methodology.