Replacement Guide

How to Build Your Own turboSMTP

Replace turboSMTP with a custom build. Professional SMTP Service Provider - Trust turboSMTP to deliver your emails. It's reliable and easy to use.

Weekend Project
30 features5 integrationsOne weekend

Estimated Timeline

Based on 30 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.

1
Setup & scaffolding
2 hours
2
Core features
4-6 hours
3
Polish & deploy
2 hours

Recommended Tech Stack

Next.js 14

Full-stack React framework with API routes and server components

Supabase

PostgreSQL database, auth, and real-time subscriptions

Tailwind CSS

Utility-first styling for rapid UI development

Resend

Transactional and marketing email delivery

Key Features to Replicate

Top features across 8 categories. See all 30 features

Deliverability(5 features)

Custom Tracking DomainPremium

Set up custom tracking domain to optimize delivery rates with positive impact on metrics

Dedicated IP AddressPremium

Boost deliverability with a dedicated IP address

Dedicated IP PoolsPremium

Add-on option for dedicated IP pools

Reliable Servers with ISP Relationships

White-listed and trusted servers boost email deliverability rates by reducing filtered messages

Smart RoutingPremium

Boost email deliverability and inbox success with adaptive routing for reliable growth and optimal performance

Analytics/Reporting(3 features)

Email Delivery Tracking

Real-time detailed reports to track outgoing and opened emails and improve newsletter campaigns

Real-Time Click and Open Tracking

Check accurately and in real-time if and when recipients have opened emails or clicked on links

Regular Activities ReportsPremium

Receive updates of account activities in inbox with data about email performance on daily, weekly or monthly basis

Developer Tools(3 features)

Email API for Developers

Send transactional emails and newsletters via API directly from website or app

Email SDKs for Developers

Software Development Kits available for developers

Events Notification WebhooksPremium

Webhooks notify server in real-time about events occurred to sent emails

Email Management(2 features)

Bounce, Spam and Unsubscribe Management

Manage all soft and hard bounces, spam complaints, and delete unsubscribed accounts

Email Validation ToolPremium

Screen contact database before sending campaign to discover valid and potentially dangerous or non-existent contacts

Infrastructure(2 features)

No Bandwidth Caps

Email marketing delivery system comes with no limits on data transfer

Worldwide Server Infrastructure

Servers and IP addresses in Europe, USA, Middle East and Asia to be fully compliant with different regulations

Integrations(2 features)

Email Validator for WordPress

WordPress plugin for email validation

WordPress Free SMTP Plugin

Free plugin for WordPress users to easily integrate turboSMTP

Support(2 features)

24/7 Multi-Language Customer SupportPremium

Dedicated team available via phone, chat and email 24 hours a day, 7 days a week, 365 days a year

24/7 Professional SupportPremium

Dedicated team available via ticket, live chat, and telephone support around the clock

Account Management(1 features)

Subaccount & White Label SystemPremium

Create sub accounts to split relays with coworkers or resell to customers

Cost Calculator

Keep Paying turboSMTP

Monthly$14.95/mo
Yearly$179/yr
5-Year Total$897

Build It Yourself

Est. Build Time~2 hrs
Hosting$20/mo
DifficultyVery Easy

Total Cost Comparison

1 Year
SaaS
$179
DIY
$240
3 Years
SaaS
$538
DIY
$720
5 Years
SaaS
$897
DIY
$1.2k

DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 30 features at very easy complexity.

Ready to Build?