Folderly vs Warmbox
Folderly
folderly.comWarmbox
warmbox.aiSide by side
| Figure | Folderly | Warmbox |
|---|---|---|
| Price from | $4.67/mo | $15/mo |
| Free plan | Yes | — |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | — |
| Plans published | 12 | 7 |
| Spec score · Email Warmup Software | 9.1 (#1) | 7.2 (#23) |
| Headquarters | 8 The Green STE 300, Dover, DE 19901, United States | Tallinn, Estonia |
| Monitoring | Pulse tracks email placement over time and provides alerts, including real-time alerts at $0 per month. | The dashboard reports sent emails, reply rate, spam score, warm-up schedule, and inbox reputation. |
| Purpose | Folderly describes its suite as AI and email deliverability tools for B2B teams that help draft campaigns, check sending setups, and monitor delivery. | Warmbox says it automatically sends and interacts with emails from a connected inbox to raise sender reputation and email deliverability. |
| Security | Folderly says its security program is supported by SOC 2 Type II and ISO 27001. | The privacy policy describes TLS and at-rest encryption, encrypted mailbox credentials, access controls, production access monitoring, backups, independent penetration tests, and SOC 2 Type II compliance. |
| Support | The site offers tailored expert support and lists [email protected] and +1 302 202 4044 as contact details. | The pricing FAQ says all plans include in-app chat support and an online help center; some sales subscribers may qualify for personalized onboarding and an account manager. |
Plans
Folderly
- Inbox Insights FreeFree
- PulseFree
- Folderly — 25–99 mailboxes$56 a year
- Folderly 25–99 mailboxes (yearly)$56 a month
- Folderly — 10–24 mailboxes$72 a year
- Folderly 10–24 mailboxes (yearly)$72 a month
- Inbox Insights Monthly$79 a month
- Folderly — 1–9 mailboxes$96 a year
- Folderly 1–9 mailboxes (yearly)$96 a month
- Inbox Insights Yearly$799 a year
Warmbox
- Solo (yearly billing)$15 a month
- Solo (monthly billing)$19 a month
- Start-up (yearly billing)$69 a month
- Start-up (monthly billing)$79 a month
- Growth (yearly billing)$139 a month
- Growth (monthly billing)$159 a month
- TeamPriced on request
In their own words
Folderly
Folderly is a suite of AI and email deliverability tools for B2B teams. It combines campaign drafting with checks and monitoring intended to help assess email placement and sender reputation. Inbox Insights reviews inbox placement along with sending IP and domain signals before a campaign; its free plan includes 2 tests per month. Pulse tracks placement over time, and real-time alerts are available for free. Folderly AI turns an offer, audience, and goal into a campaign draft and directs users to relevant checks. Other tools cover DMARC reports, public DNS and IP inspection, email HTML previews, and real-message testing; DMARC is a pilot and Mirror is in beta. Folderly says it connects to email service providers through API and SMTP, supports custom providers, and names Amazon AWS, Sendpulse, Elastic Email, Google Workspace, SendGrid, and Microsoft Outlook. Product availability, access, and plans vary by product. Listed options include Inbox Insights Monthly at $79 a month for 100 tests and Inbox Insights Yearly at $799 a year for 100 tests per month. Folderly mailbox plans list a minimum commitment and per-mailbox monthly amounts, billed yearly.