Folderly
Make the inbox your only destination folder
Relay.app
Build an AI team that works for you
Updated February 2026
| Folderly | Relay.app | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 48 | 42 |
| Pros | 17 | 8 |
| FactScore™ | 84.5 | 80.9 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Folderly — Pros
Email deliverability Spam prevention Comprehensive solution Robust features Customer support Email outreach optimization Email spam words checker DNS settings management Increased open rates AI-driven approach Best practices recommendations Blacklist monitoring Spam trigger detection Email infrastructure analysis Real-time monitoring Simple setupBoth tools — Pros
User-friendly interfaceOnly in Relay.app — Pros
Workflow automation AI integration Human-in-the-loop collaboration Wide range of integrations Excellent support Fast implementation Multiplayer functionalityOnly in Folderly — Cons
—Both tools — Cons
—Only in Relay.app — Cons
Missing shared tools access No email login Requires Google loginDetails
| Folderly | Relay.app | |
|---|---|---|
| Categories | Email marketing, Marketing automation platforms, Safety and Privacy platforms, AI Infrastructure Tools | Marketing automation platforms, AI Agent Automation, No-Code AI Agent Builder |
| Platforms | Web | Web |
| Became Popular | November 26, 2020 | October 11, 2023 |
| Website | folderly.com | relay.app |
Who Should Pick Which?
Choose Folderly if...
- Email deliverability
- Spam prevention
- Comprehensive solution
Choose Relay.app if...
- Workflow automation
- AI integration
- Human-in-the-loop collaboration
With a FactScore™ of 84.5 vs 80.9, Folderly leads in community reception. Folderly uniquely offers Email deliverability and Spam prevention, while Relay.app stands out for Workflow automation and AI integration.
What Users Say
Folderly
I think Folderly is truly changing the game in the email deliverability industry, leaving warmup solutions in the dust 😍 It's more than diagnosing and applying a "patch." This solution fixes deliv...
I've been here since the early days of Folderly, witnessing its growth and development. With our ever-evolving platform, we're now proud to have helped hundreds of clients! Our Customer Success tea...
Proper email deliverability prepares and maintains the entire email infrastructure. Google Startups Fund backs Folderly to create a comprehensive deliverability solution. This includes managing dom...
Relay.app
More flexibility, better UI, easy to use, competitive price. Best agentic tool out there.
We needed to write 2,000+ VC bios in 3 hours. Relay was the only solution - and it worked amazingly. Here’s the workflow we built 👇 1️⃣ Pull LinkedIn data - we already had each VC’s profile URL 2️...
Related Comparisons
Frequently Asked Questions
Which is better, Folderly or Relay.app?
Based on FactScore™, Folderly leads with a score of 84.5 vs 80.9. Folderly has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Folderly compared to Relay.app?
Folderly uniquely offers: Email deliverability, Spam prevention, Comprehensive solution, Robust features, Customer support.
What are the pros of Relay.app compared to Folderly?
Relay.app uniquely offers: Workflow automation, AI integration, Human-in-the-loop collaboration, Wide range of integrations, Excellent support.
Is Folderly better rated than Relay.app?
Folderly is rated 5.0★ from 48 reviews. Relay.app is rated 5.0★ from 42 reviews.
What is the FactScore™ of Folderly and Relay.app?
FactScore™ weighs rating and review volume together. Folderly scores 84.5 and Relay.app scores 80.9.
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