No. 15 of 41 ·Transactional Email Software

turboSMTP

Web · Android · iPhone · API · paid plans from €14.95/mo

Freedom report

Three barsScore 6.3

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely3 of 6 device platforms
DocumentedPlans, terms and facts published

turboSMTP is ranked #15 of 41 in transactional email software on Freedom251, made by turboSMTP (Via Palmanova 24, 20132 Milano, Italy). It runs on Android, API, iOS, Web. There is a free plan. A free trial is offered. Paid plans start at €14.95/mo.

turboSMTP plans and pricing

All plans

Free Free Valid for first 6 months 200 emails/day turbosmtp.com · 20 Sept 2026

Basic €14.95/mo billed monthly 15,000 emails/mo turbosmtp.com · 20 Sept 2026

Pro €79.95/mo billed monthly 15,000 emails/mo · Up to 100 subaccounts turbosmtp.com · 20 Sept 2026

Enterprise Not published 1,000,000+ emails turbosmtp.com · 20 Sept 2026

Silver €49/mo Unused credits expire one year after purchase 50,000 emails turbosmtp.com · 20 Sept 2026

Gold €92/mo Unused credits expire one year after purchase 100,000 emails turbosmtp.com · 20 Sept 2026

Compared on transactional email software

Free plan: No
Monthly send limit: $15,000/mo
Inbound email: No
Delivery event webhooks: Yes
SMTP relay: Yes
Email templates: Yes
Dedicated IP option: Yes

Best turboSMTP alternatives

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The record

Product: turboSMTP is a cloud SMTP service for sending email messages and newsletters, with statistical analysis for individual and aggregate messages.
Transactional email: Its SMTP API supports sending transactional messages such as login confirmations, welcome messages, and receipts from a website or app.
Tracking: The dashboard provides real-time click and open tracking, and the feature list includes bounce, spam, and unsubscribe management.
Deliverability tools: The feature list describes smart routing, custom tracking domains, and email validation before campaigns are sent.
Marketing campaigns: The dashboard includes an email marketing tool for designing, sending, and tracking campaigns using turboSMTP delivery infrastructure.
Integrations: The maker provides a free WordPress SMTP plugin and describes compatibility with WPForms, Hostinger, and WooCommerce email workflows.
Developer support: The SMTP API documentation lists sample source code in PHP, C#, Java, Python, Perl, and Ruby.
Security: Pricing lists SPF/DKIM authentication, API keys, custom sending domains with SPF/DKIM/DMARC, and two-factor authentication as security and compliance features.
Privacy: The maker's GDPR information says users can update, manage, export, and delete their information and describes its data handling and storage practices.
Support: The maker advertises 24/7 multilingual support via phone, chat, and email.
Use restrictions: The anti-spam policy prohibits unsolicited email and requires mass campaigns to explain list signup, include an unsubscribe mechanism, and provide the sender's postal address.
Plan limits: The pricing page states free plan allowance as 200 emails per day, while its validity is listed as the first six months.
Audience: The company says its service serves needs from home and small businesses to large email providers.
Founded: 2009
Price from: €14.95/mo

Where it ranks on Freedom251

Best Transactional Email Software in 2026#15 of 41

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Sources

turbosmtp.com/terms-and-conditions/· checked 5 Oct 2026
turbosmtp.com/smtp-api/· checked 5 Oct 2026
serversmtp.com/features/· checked 5 Oct 2026
serversmtp.com/smtp-wordpress-configure/· checked 5 Oct 2026
turbosmtp.com/pricing/· checked 5 Oct 2026
turbosmtp.com/privacypolicy-eu-regulation-2016-79-gdp· checked 5 Oct 2026
turbosmtp.com/anti-spam-policy/· checked 5 Oct 2026
turbosmtp.com/about-us/· checked 5 Oct 2026
turbosmtp.com· checked 28 Sept 2026