CallerAPI
#15 in Phone Verification1
Products on G2
24
Total reviews
4.3
Avg. star rating
- CallerAPI ranks #15 in Phone Verification.
- CallerAPI's 1 product span 1 category on G2.
- Small Business is the largest segment among reviewers, at 45.8%.
Traffic & LLM citations
Source: G2 review data
Winning from
Key stats
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#15
1
Small Business
2
Switzerland, CH
Adoption by company size
| Segment | Share of reviews |
|---|---|
| Small Business | 45.8% |
| Mid-Market | 25.0% |
| Enterprise | 29.2% |
Quarterly history
| Quarter | Total reviews | Avg. rating |
|---|---|---|
| 2024 Q4 | 10 | 4.4 |
| 2025 Q1 | 9 | 4.3 |
| 2025 Q2 | 1 | 5.0 |