---
title: CallerAPI Reviews
meta_title: 'CallerAPI Reviews 2026: Details, Pricing, & Features | G2'
meta_description: Filter 24 reviews by the users' company size, role or industry to
  find out how CallerAPI works for a business like yours.
aggregate_rating:
  rating_value: 4.3
  review_count: 24
  scale: '5'
date_modified: '2026-06-30'
parent_category:
  name: Office Management Software
  url: https://www.g2.com/categories/office-management-software
---

# CallerAPI Reviews
**Vendor:** CallerAPI  
**Category:** [Phone Verification Software](https://www.g2.com/categories/phone-verification)  
**Average Rating:** 4.3/5.0  
**Total Reviews:** 24
## About CallerAPI
CallerAPI is an enterprise spam call blocking and telecom fraud prevention API that helps carriers, CPaaS platforms, VoIP providers, and enterprises protect their networks, reduce fraud, and improve call trust — all through a single, scalable API With global coverage across 27 countries and more than 15,000 new spam numbers identified every day, CallerAPI delivers real-time intelligence that stops robocalls, spoofing, and scam attempts before they reach end users Known for its low-latency performance (average response ~0.5 seconds) and ability to handle millions of daily lookups, CallerAPI combines spam detection, carrier validation, and risk scoring into one unified solution. Its continuously updated fraud database refreshes every 5 minutes, ensuring businesses always operate with the most accurate and reliable data Trusted by telecom operators, VoIP providers, and fraud prevention teams worldwide, CallerAPI enables organizations to strengthen compliance, raise answer rates, and protect revenue streams. With flexible integration options, white-label support, and enterprise-grade scalability, it provides the foundation for a safer, more efficient global calling ecosystem CallerAPI is building the world’s leading spam call intelligence and blocking infrastructure — purpose-built for enterprises that demand reliability, speed, and accuracy at scale



## CallerAPI Pros & Cons
**What users like:**

- Users find CallerAPI to be **very easy to use** , making features like spam detection and call tracking accessible. (9 reviews)
- Users appreciate the **seamless API integration** of CallerAPI, enhancing caller identification and reducing spam effectively. (7 reviews)
- Users benefit from the **real-time data** feature of CallerAPI, enabling accurate caller identification and spam detection. (6 reviews)
- Users appreciate the **easy integrations** of CallerAPI, enabling seamless automation and effective call management within their workflows. (5 reviews)
- Users praise the **fast and accurate performance** of CallerAPI, making phone number verification effortless and reliable. (5 reviews)
- Users appreciate the **user-friendly interface** of CallerAPI, which enhances call management and boosts productivity. (5 reviews)
- Automation (3 reviews)
- Easy Setup (3 reviews)
- Features (3 reviews)
- Helpful (3 reviews)

**What users dislike:**

- Users find CallerAPI **very expensive** , making it challenging for small businesses to afford within their budgets. (4 reviews)
- Users experience **slow performance** with call logs and analytics updates, especially during peak hours. (4 reviews)
- Users experience **poor customer support** , facing slow response times and inadequate integration assistance, affecting overall satisfaction. (3 reviews)
- Users face **billing issues** with unclear pricing and slow customer support, making the experience challenging for smaller businesses. (2 reviews)
- Users find the **complex setup** of CallerAPI time-consuming and unclear, particularly with less common tools. (2 reviews)
- Limited Customization (2 reviews)
- Users feel the **pricing issues** of CallerAPI make it tough for small businesses to afford full features. (2 reviews)
- API Limitations (1 reviews)
- Data Management (1 reviews)
- Integration Issues (1 reviews)



- [View CallerAPI pricing details and edition comparison](https://www.g2.com/products/callerapi/reviews?page=3&section=pricing&secure%5Bexpires_at%5D=2026-07-06+03%3A51%3A37+-0500&secure%5Bsession_id%5D=b2dd26c5-a84a-40cc-aa51-f03c9d1ce1f9&secure%5Btoken%5D=67f63949bddf0e4871ab4c0f9cf21781f35af92fce5a909ab1543dab484f3f72&format=llm_user)

## CallerAPI Features
**Functionality**
- Diverse Extraction Points
- Data Structuring
- Consolidation
- Data Cleaning
- Cloud Extraction
- Visualization

**Integrations**
- Integration Breadth
- Data Processing
- Ease Of Integration

**Platform Basics - Phone Verification**
- Accuracy
- Call Screening
- Scalability
- Security Measures
- Reliable Delivery
- Customizable Workflows

**Support**
- Documentation
- Professional Support
- Community Support

**Diverse Extraction Points**
- Diverse Extraction Points

**Additional Features - Phone Verification**
- Integration Abilities
- Compliance with Regulations
- Reporting and Analytics

**Agentic AI - Phone Verification**
- Autonomous Task Execution

## Top CallerAPI Alternatives
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