API-first Email Marketing Software for Nonprofits

Make every message count with UniOne’s easy-to-integrate, API-first email solution — perfect for donor updates, event invites, and volunteer outreach. Built for reliability and scale, UniOne helps nonprofits send smarter without stretching their budget. With us, registered NPOs get 50% off — because your mission deserves more reach, not more costs.

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UniOne: Your Trusted API-first Email Marketing Solution for Nonprofits

Easy-to-use Email Builder

Create beautiful, personalized emails in no time! UniOne’s intuitive drag-and-drop builder and smart templates make it simple to craft impactful messages — no design skills needed. Perfect for nonprofit teams looking to stay connected and drive engagement.

Cost-Effective Bulk Email Sending

Reach more supporters without stretching your budget. UniOne offers affordable bulk sending for newsletters, donation appeals, and event updates, making it one of the most cost-effective email marketing platforms for nonprofits, especially considering the additional 50% discount.

Automated Email Workflows

Save time and boost impact with automated email campaigns. From welcome messages to donation follow-ups, UniOne’s API-first email marketing software for nonprofits helps you stay in touch with the right people at the right time — automatically.

Real-Time Analytics and Reporting

Track your email campaigns' results and optimize your nonprofit email marketing strategy easily with UniOne’s real-time webhooks providing insights into opens, clicks, bounces, and more. Event history and aggregate analytics can also be observed visually in the admin panel.

Integration with Fundraising Platforms and CRMs

Connect UniOne’s SMTP or Web API with your favorite fundraising tools and donor CRMs for a seamless workflow. Whether you’re using platforms like Salesforce, Bloomerang, or others, our nonprofit email marketing software fits right in, so you can focus on your mission while we take care of your message delivery.

How It Works

Create your free account

Sign up in just a few clicks and start exploring our full feature set with 6,000 free emails/month for the first 4 months. Ready to grow? Contact our team to get a 50% off as a nonprofit for your upgrade.

Design and personalize your emails

Use our easy drag-and-drop email builder or customize ready-made templates to fit your message. Tailor each campaign to your supporters with an intelligent AI assistant and personalization tools for better nonprofit engagement.

Send, track, and optimize

Schedule your emails with our Web API for up to 24 hours in the future or send instantly. Set up the webhooks to get real-time data about opens, clicks, bounces, and more or track your email performance with powerful analytics tools available in the admin panel. Need to enhance your list building? Add our email validation API to the signup form on your site and grow your reach without compromising the email deliverability.

Why UniOne’s API Makes It the Best Email Marketing Software for Nonprofits

Flexible Pricing Options

Tight on budget? We get it. UniOne offers special 50% discounts for nonprofits, plus scalable pricing that grows with you. Send more emails as your audience expands, without breaking the bank.

Scalable System to Meet Growing Demands

Whether you’re reaching just hundreds or hundreds of thousands, UniOne’s infrastructure is built to scale. As your nonprofit grows, our email marketing platform keeps your delivery fast, reliable, and stress-free.

Developer-Friendly Documentation

UniOne makes it easy for your tech team to integrate and build. Our clear, well-documented API helps developers get set up quickly and tailor features to your nonprofit’s exact needs.

Detailed Analytics via API Access

Track every open, click, bounce, and unsubscribe — right from your dashboard connecting the webhooks or in the UniOne admin panel. Use the real-time data to analyze the subscribers’ behavior, fine-tune your campaigns, and improve results boosting the engagement.

Security and Anti-Spam Features

UniOne comes with top-notch security, email authentication, and anti-spam tools built in, so your messages reach inboxes safely and reliably. Focus on growing your impact while we take care of data protection and email deliverability.

Round-the-Clock Professional Assistance

Questions? Concerns? Ideas? Our friendly support team is online 24/7 and is eager to find the perfect solution for your request and help you get the most out of UniOne as your nonprofit email marketing software. Whether it’s tech-related or strategy advice, we’ve got your back.

Affordable Plans for Nonprofits

Free Trial

All features of the STANDARD PLAN plus

Starting at

$0 / month

6,000 emails/month free for 4 months to explore all features

Supercharge your nonprofit email marketing with UniOne — get started with 6,000 free emails per month and test every feature available for 4 full months.

After the trial, continue for just $4/month with flexible add-ons to match your volumes.

Start sending better emails — totally risk-free!

Get started

Standard

Starting at

$6 / month

50 000 emails/month

A 50% discount on all plans for NPOs — simply contact us to grab your offer
Friendly support 24/7 via live chat and email
Fast delivery for donation updates, newsletters, and volunteer signups
Scalable bulk sending to grow with your nonprofit
Simple integration with SMTP, Web API, and libraries for Ruby, PHP, and C#
Seamless connectivity with tools like Bloomreach, Drupal, and more
Built-in email authentication with SPF, DKIM, DMARC and tracking domains
200+ customizable templates and an easy-to-use, AI-powered HTML builder
Real-time tracking for opens, clicks, bounces, and unsubscribes
Smart campaign organization with custom tags & project separation
In-depth analytics with 100 days of data storage & downloadable reports
Built-in email validation with free credits included
Top-tier security, 2FA, Microsoft & Google OAuth, and GDPR compliance

Extra emails beyond the included volume cost up to $0.75 per 1,000 emails. Extra messages
Plan - $/1,000
≤ 100K - $0.75
150K - $0.70
300K - $0.60
700K - $0.50
1,5M - $0.45
3M - $0.30

Extra email validations beyond the included volume cost $2 / 1,000 validations. Included validations
Plan - quantity
≤ 50K - 100
≥ 100K - 6000

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INDIVIDUAL

All features of the STANDARD PLAN plus

Individual Pricing

Flexible sending volumes
Personalized validation plans
Smooth onboarding for your team
24/7 priority support
A dedicated success manager
Strategic advice from deliverability experts

Let us know what you need — and we’ll create a custom offer just for your nonprofit!

Get in touch

Customer Reviews

Denis K.

January 28, 2025

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Deep K.

November 23, 2024

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Alex B.

August 29, 2024

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Ivan M.

August 1, 2024

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Deep K.

November 23, 2024

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Ivan M.

August 1, 2024

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FAQ

How can email marketing help nonprofit organizations grow?

As one of the most cost-effective ways to reach out to the audience, email brings much value to nonprofits, an industry where each penny counts. Whether you’re sharing news, gratifying your supporters, or asking for donations, a good email helps you connect with people who care. With UniOne’s email marketing software for nonprofits, you can send personalized messages, track what works best, and grow your impact — without needing a big team or budget.

What features should nonprofits look for in email marketing tools?

You might want something easy to use but no less powerful. Look for tools with simple drag-and-drop email builders, ready-made templates, and smart features like automation, real-time data, and personalization capabilities — so you can send the right message to the right people. Bonus points if it easily connects to your fundraising platform or CRM. UniOne offers all that — plus a special 50% discount for nonprofits.

Is email marketing effective for small nonprofit organizations?

Definitely! You don’t need to be a large organization to make a big impact. With the right nonprofit email marketing software, even small teams can send polished, professional emails that drive action. UniOne makes it easy to reach your audience, stay organized, and see what’s working — all while keeping things simple and affordable.

How does automation benefit nonprofit email marketing?

Automation saves you time while keeping your supporters in the loop. With UniOne's API-based integration, you can set up emails to go out automatically — like welcome messages, donation thank-yous, or event reminders. This means less manual work for your team alongside meaningful, timely emails for your audience. It's a win-win for engagement and results.

Get Started with Powerful Nonprofit Email Marketing Software

We prioritize seamless and reliable email delivery for nonprofits — that’s why every new user gets a 4-month free trial with 6,000 emails per month to explore everything UniOne has to offer. Whether you’re sending donation appeals, event invites, or volunteer updates, our platform delivers your emails fast and securely, with 24/7 support ready to help whenever you need it.

When you're ready to grow, you can easily upgrade to an affordable plan with a special 50% discount for NPOs (contact us to activate) or reach out to our team for a custom solution tailored to your nonprofit’s goals.

Try for free Discover our pricing