---
description: Learn more about smtply price, benefits, and disadvantages for businesses in New Zealand. Read verified software reviews and find tools that fit your business needs.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: smtply Pricing, Reviews & Features - Capterra New Zealand 2026
---

Breadcrumb: [Home](/) > [Transactional Email Software](/directory/31564/transactional-email/software) > [smtply](/software/1237310/smtply)

# smtply

Canonical: https://www.capterra.co.nz/software/1237310/smtply

> SMTPly is email relay software enabling legacy apps, printers, and devices to send email via Microsoft 365 with OAuth2.
> 
> Verdict: Rated \*\*\*\* by 0 users. Top-rated for **Overall Quality**.

-----

## Overview

### Who Uses smtply?

IT administrators and managed service providers running Microsoft 365 who need legacy devices and applications — printers, scanners, ERP, CRM, monitoring and backup systems — to keep sending email aft

## About the vendor

- **Company**: IT- Beratung - Andreas Haehnel

## Commercial Context

- **Starting Price**: €149.00
- **Pricing model**: Flat Rate (Free Trial)
- **Target Audience**: Self Employed, 2–10, 11–50, 51–200, 201–500, 501–1,000, 1,001–5,000, 5,001–10,000, 10,000+
- **Deployment & Platforms**: Windows (On-Premise)
- **Supported Languages**: English, German
- **Available Countries**: Austria, Germany, Switzerland, United Kingdom, United States

## Features

- API
- Autoresponders
- Event Triggered Actions
- Reporting/Analytics
- Simple Mail Transfer Protocol (SMTP)
- Third-Party Integrations

## Support Options

- Email/Help Desk
- FAQs/Forum
- Knowledge Base
- Phone Support

## Category

- [Transactional Email Software](https://www.capterra.co.nz/directory/31564/transactional-email/software)

## Alternatives

1. [Brevo](https://www.capterra.co.nz/software/132996/brevo) — 4.6/5 (3525 reviews)
2. [Constant Contact](https://www.capterra.co.nz/software/31898/constant-contact) — 4.3/5 (2953 reviews)
3. [Omnisend](https://www.capterra.co.nz/software/153508/omnisend) — 4.7/5 (837 reviews)
4. [SendPulse](https://www.capterra.co.nz/software/146369/sendpulse) — 4.6/5 (773 reviews)
5. [SendGrid](https://www.capterra.co.nz/software/1004681/sendgrid) — 4.2/5 (755 reviews)

## Links

- [View on Capterra](https://www.capterra.co.nz/software/1237310/smtply)

## This page is available in the following languages

| Locale | URL |
| en | <https://www.capterra.com/p/10181890/smtply/> |
| en-AE | <https://www.capterra.ae/software/1237310/smtply> |
| en-AU | <https://www.capterra.com.au/software/1237310/smtply> |
| en-CA | <https://www.capterra.ca/software/1237310/smtply> |
| en-GB | <https://www.capterra.co.uk/software/1237310/smtply> |
| en-IE | <https://www.capterra.ie/software/1237310/smtply> |
| en-IL | <https://www.capterra.co.il/software/1237310/smtply> |
| en-IN | <https://www.capterra.in/software/1237310/smtply> |
| en-NZ | <https://www.capterra.co.nz/software/1237310/smtply> |
| en-SG | <https://www.capterra.com.sg/software/1237310/smtply> |
| en-ZA | <https://www.capterra.co.za/software/1237310/smtply> |

-----

## Structured Data

<script type="application/ld+json">
  {"@context":"https://schema.org","@graph":[{"name":null,"address":{"@type":"PostalAddress","addressLocality":null,"addressRegion":null,"postalCode":null,"streetAddress":null},"description":"Capterra New Zealand helps millions of people find the best business software with user reviews, ratings and price comparisons.","email":"info@capterra.co.nz","url":"https://www.capterra.co.nz/","logo":"https://dm-localsites-assets-prod.imgix.net/images/capterra/logo-a9b3b18653bd44e574e5108c22ab4d3c.svg","@id":"https://www.capterra.co.nz/#organization","@type":"Organization","parentOrganization":"G2.com, Inc.","sameAs":["https://twitter.com/capterra","https://www.facebook.com/Capterra/","https://www.linkedin.com/company/capterra","https://www.instagram.com/capterra/","https://www.youtube.com/user/CapterraTV"]},{"name":"smtply","description":"SMTPly is email relay software enabling legacy devices to send messages via Microsoft 365 using OAuth2 authentication. Running as a local Windows service, it converts SMTP connections into Microsoft Graph API calls, ensuring data remains local without third-party servers. Its architecture includes an SMTP listener, relay queue with retry logic, and a Graph sender managing OAuth2 tokens for secure delivery. Security features include DPAPI encryption, certificate store integration, and health monitoring for certificate expiration alerts. A live mail tracker provides visibility into relayed messages, while usage reports summarize activity and errors. The software supports STARTTLS, implicit TLS, IP whitelisting, and sender domain filtering. Advanced editions offer multi-tenant routing, rate limiting, Prometheus metrics, and encrypted backups. Enterprise features include REST APIs, sandbox modes, outbound routing rules, and SIEM forwarding. Compliance tools ensure proof chains.","image":"https://gdm-catalog-fmapi-prod.imgix.net/ProductScreenshot/e2e6e970-f862-4d22-bae4-8883474c58c5.png","url":"https://www.capterra.co.nz/software/1237310/smtply","@id":"https://www.capterra.co.nz/software/1237310/smtply#software","@type":"SoftwareApplication","publisher":{"@id":"https://www.capterra.co.nz/#organization"},"applicationCategory":"BusinessApplication","offers":{"price":"149","@type":"Offer","priceCurrency":"EUR"},"operatingSystem":"Windows on premise"},{"@id":"https://www.capterra.co.nz/software/1237310/smtply#faqs","@type":"FAQPage","mainEntity":[{"name":"What Is smtply?","@type":"Question","acceptedAnswer":{"text":"SMTPly is email relay software enabling legacy devices to send messages via Microsoft 365 using OAuth2 authentication. Running as a local Windows service, it converts SMTP connections into Microsoft Graph API calls, ensuring data remains local without third-party servers. Its architecture includes an SMTP listener, relay queue with retry logic, and a Graph sender managing OAuth2 tokens for secure delivery. Security features include DPAPI encryption, certificate store integration, and health monitoring for certificate expiration alerts. A live mail tracker provides visibility into relayed messages, while usage reports summarize activity and errors. The software supports STARTTLS, implicit TLS, IP whitelisting, and sender domain filtering. Advanced editions offer multi-tenant routing, rate limiting, Prometheus metrics, and encrypted backups. Enterprise features include REST APIs, sandbox modes, outbound routing rules, and SIEM forwarding. Compliance tools ensure proof chains.","@type":"Answer"}},{"name":"Who Uses smtply?","@type":"Question","acceptedAnswer":{"text":"IT administrators and managed service providers running Microsoft 365 who need legacy devices and applications — printers, scanners, ERP, CRM, monitoring and backup systems — to keep sending email aft","@type":"Answer"}}]},{"@id":"https://www.capterra.co.nz/software/1237310/smtply#breadcrumblist","@type":"BreadcrumbList","itemListElement":[{"name":"Home","position":1,"item":"/","@type":"ListItem"},{"name":"Transactional Email Software","position":2,"item":"/directory/31564/transactional-email/software","@type":"ListItem"},{"name":"smtply","position":3,"item":"/software/1237310/smtply","@type":"ListItem"}]}]}
</script>
