Clay
AI Personalized Outbound at Scale
Success.ai
Supercharge your growth with AI-powered cold emails!
Updated February 2026
| Clay | Success.ai | |
|---|---|---|
| Rating | 4.9★ | 5.0★ |
| Reviews | 39 | 105 |
| Pros | 17 | 14 |
| FactScore™ | 77.7 | 101.3 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Clay — Pros
Prospecting Data enrichment Time-saving Lead generation AI-powered features Automation Sales productivity Support team Multiple data sources Scalability CRM integration Community engagement Free tier Customization Personalization Strong education supportBoth tools — Pros
User-friendly interfaceOnly in Success.ai — Pros
14-day free trial Unlimited warm-up feature Extensive lead database AI-powered email writer Excellent customer support Unlimited email accounts No credit card required for trial Cost-effective Advanced analytics Seamless CRM integration AI-driven analytics Campaign scheduling Cross-device trackingOnly in Clay — Cons
Learning curve Complex setup Glitchy performanceBoth tools — Cons
—Only in Success.ai — Cons
—Details
| Clay | Success.ai | |
|---|---|---|
| Categories | Email marketing, Marketing automation platforms, Lead generation software, Sales enablement, AI sales tools | Email marketing, Lead generation software |
| Platforms | Web | Web |
| Became Popular | February 8, 2022 | November 5, 2023 |
| Website | www.clay.com | success.ai |
Who Should Pick Which?
Choose Clay if...
- Prospecting
- Data enrichment
- Time-saving
Choose Success.ai if...
- 14-day free trial
- Unlimited warm-up feature
- Extensive lead database
With a FactScore™ of 77.7 vs 101.3, Success.ai leads in community reception. Clay uniquely offers Prospecting and Data enrichment, while Success.ai stands out for 14-day free trial and Unlimited warm-up feature.
What Users Say
Clay
The best damn lead gen product in the market. We exclusively recommend Clay at Smartlead! Simple reason...nothing beats the product. Best feeling running a query and then seeing all the data popula...
man that's sick, meeting all my needs and expectations for such a tool if not exceeding that. It is stable, super powerful and easy to learn because of the design being user-centric. What drives th...
This product made my prospecting so much easier and actually kinda fun. I don't remember how many people I have already recommended this. Can't wait for the affiliate program to be set up haha! Awe...
Success.ai
Success.ai has streamlined our outreach strategy, providing us with the means to connect with professionals efficiently. Its user-friendly approach and the support available round the clock have re...
Success.ai is an essential part of our marketing strategy, with its AI-powered features, extensive lead database, and user-friendly approach. It's been a game-changer, helping us consistently conne...
We've experienced remarkable results with Success.ai, making it an essential tool in our marketing arsenal. The platform's focus on meaningful connections and user support adds even more value to o...
Frequently Asked Questions
Which is better, Clay or Success.ai?
Based on FactScore™, Success.ai leads with a score of 101.3 vs 77.7. Success.ai has a higher rating of 5.0★ compared to 4.9★.
What are the pros of Clay compared to Success.ai?
Clay uniquely offers: Prospecting, Data enrichment, Time-saving, Lead generation, AI-powered features.
What are the pros of Success.ai compared to Clay?
Success.ai uniquely offers: 14-day free trial, Unlimited warm-up feature, Extensive lead database, AI-powered email writer, Excellent customer support.
Is Clay better rated than Success.ai?
Clay is rated 4.9★ from 39 reviews. Success.ai is rated 5.0★ from 105 reviews.
What is the FactScore™ of Clay and Success.ai?
FactScore™ weighs rating and review volume together. Clay scores 77.7 and Success.ai scores 101.3.
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