Folderly vs Microsoft SNDS
Folderly
folderly.comMicrosoft SNDS
substrate.office.comSide by side
| Figure | Folderly | Microsoft SNDS |
|---|---|---|
| Price from | $4.67/mo | Free |
| Free plan | Yes | Yes |
| Free trial | Yes | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | — |
| Plans published | 12 | 1 |
| Spec score · Email Deliverability Software | 9.0 (#3) | 7.2 (#27) |
| Intended users | Folderly presents its suite for B2B teams and highlights outbound campaigns, cold outreach, and marketing use cases. | Microsoft describes SNDS as a service for senders and ISPs managing email deliverability and sending reputation for Outlook.com consumers. |
| Purpose | Folderly describes its suite as AI and email deliverability tools for B2B teams that help draft campaigns, check sending setups, and monitor delivery. | SNDS provides data to help senders understand and improve their reputation at Outlook.com. |
| Support | The site offers tailored expert support and lists [email protected] and +1 302 202 4044 as contact details. | For urgent Outlook.com delivery issues, Microsoft advises contacting sender support with someone familiar with the issue and email infrastructure. |
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
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.
Microsoft SNDS
Microsoft SNDS has no write-up on Specifiction yet; its figures are above.