Folderly
Make the inbox your only destination folder
Hal9
Launch Your AI-Powered Product in 30 Days
Updated February 2026
| Folderly | Hal9 | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 48 | 1 |
| Pros | 17 | 0 |
| FactScore™ | 84.5 | 15.1 |
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 User-friendly interface 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
—Only in Hal9 — Pros
No unique pros listedOnly in Folderly — Cons
—Both tools — Cons
—Only in Hal9 — Cons
—Details
| Folderly | Hal9 | |
|---|---|---|
| Categories | Email marketing, Marketing automation platforms, Safety and Privacy platforms, AI Infrastructure Tools | AI Infrastructure Tools, AI Agent Automation, AI Engineer |
| Platforms | Web | Web |
| Became Popular | November 26, 2020 | November 14, 2021 |
| Website | folderly.com | hal9.com |
Who Should Pick Which?
Choose Folderly if...
- Email deliverability
- User-friendly interface
- Spam prevention
Choose Hal9 if...
- No unique pros listed
With a FactScore™ of 84.5 vs 15.1, Folderly leads in community reception. Folderly uniquely offers Email deliverability and User-friendly interface, while Hal9 stands out for No unique pros listed.
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...
Hal9
Big shoutout to the Hal9 team for launching Hal9 Reply! I’m Javier from Hal9, and I’m pumped to share that we built the backend RAG API powering this beast—combining retrieval-augmented generation ...
Related Comparisons
Frequently Asked Questions
Which is better, Folderly or Hal9?
Based on FactScore™, Folderly leads with a score of 84.5 vs 15.1. Folderly has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Folderly compared to Hal9?
Folderly uniquely offers: Email deliverability, User-friendly interface, Spam prevention, Comprehensive solution, Robust features.
What are the pros of Hal9 compared to Folderly?
Hal9 uniquely offers: No unique pros listed.
Is Folderly better rated than Hal9?
Folderly is rated 5.0★ from 48 reviews. Hal9 is rated 5.0★ from 1 reviews.
What is the FactScore™ of Folderly and Hal9?
FactScore™ weighs rating and review volume together. Folderly scores 84.5 and Hal9 scores 15.1.
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