Seamless (formally Seamless.AI)
Reviews
Star rating
Rank in Lead Intelligence
Pros and cons
Pros
- Contact Information
- Ease of Use
- Lead Generation
- Data Accuracy
- Accuracy of Information
- CRM Integration
Cons
- Inaccurate Data
- Outdated Contacts
- Outdated Information
- Data Inaccuracy
- Expensive
- Missing Contacts
Traffic & LLM citations
Source: G2 review data
Winning from
Losing to
Key stats
Adoption by company size
| Segment | Share of reviews |
|---|---|
| Small Business | 64.2% |
| Mid-Market | 29.1% |
| Enterprise | 6.7% |
Quarterly history
| Quarter | Reviews | Star rating |
|---|---|---|
| 2024 Q4 | 171 | 4.5 |
| 2025 Q1 | 82 | 4.7 |
| 2025 Q2 | 86 | 4.6 |
| 2025 Q3 | 125 | 4.5 |
| 2025 Q4 | 92 | 4.2 |
| 2026 Q1 | 56 | 4.6 |
| 2026 Q2 | 47 | 4.1 |
| 2026 Q3 | 66 | 4.5 |
Satisfaction ratings
What reviewers say
Accurate GTM Signals and Enrichment That Deliver Valid Contacts
“It is very useful for GTM, my team used it 2 years and it was very promising, signals were very accurate. Enrichment process also very accurate, always deliver valid emails and mobile numbers. My sales team found very useful.”
A Reliable Lead Source That Keeps My Budget Steady
“It has just made my budget steady, now this is my leads source I use.”
Fast Contact Research, but Key Details Can Be Missing
“I like that I can quickly search for a company’s contacts and find the information I need to reach them. Seamless saves me time by putting everything in one place instead of making me hunt through multiple sources. It’s a useful tool that helps me be more productive, and setup to”