You built your app with Bubble because you wanted complex web applications without code limits. The platform handles ambitious projects that other no-code tools cannot. Now you need email that matches Bubble's capability for sophisticated workflows.

Bubble's plugin ecosystem includes email tools, but most lack marketing automation. Basic send-email plugins handle transactional needs, but for sequences, segmentation, and behavioral triggers, you need dedicated platforms. Your email tool should work with Bubble workflows to create sophisticated automation. Understanding the difference between transactional and marketing email is key here, because Bubble apps typically need both.

This guide covers 12 email marketing tools that integrate with Bubble applications. I focused on platforms with plugins or API integrations that work within Bubble workflows. If you are using a different no-code tool, check out our guides for Glide, Adalo, or FlutterFlow.

Quick Comparison

Tool	Best For	Price at 10k Subs	Bubble Integration	Automation
Sequenzy	API automation	$49/mo	API/Workflows	Advanced
SendGrid	Plugin available	$20-$90/mo	Native plugin	Moderate
Mailchimp	Plugin available	$110-$135/mo	Native plugin	Moderate
Postmark	Plugin available	$15/mo (volume)	Native plugin	Basic
Customer.io	Behavioral	$100+/mo	API	Advanced
ActiveCampaign	CRM combo	$29+/mo	API/Zapier	Advanced
Mailgun	Developer	$35/mo	API	Basic
Brevo	Plugin + SMS	Free-$25/mo	Plugin	Moderate
MailerLite	Visual	Free-$50/mo	Zapier	Moderate
ConvertKit	Creators	Free-$100/mo	Zapier	Moderate
Drip	E-commerce	$39/mo	API	Advanced
HubSpot	Enterprise	$800+/mo	API	Advanced

1. Sequenzy

Price: Free (100 subscribers) / $49/mo at 10,000 subscribers. Transactional emails included at no extra cost.

Bubble's plugin ecosystem includes basic email, but most lack marketing automation. Sequenzy's API can be called from Bubble workflows for both transactional and sequence emails. One API call adds a user to a welcome sequence. Another triggers a re-engagement campaign. You can build complete automated email sequences that respond to user behavior in your Bubble app.

The visual sequence builder creates sophisticated onboarding, trial conversion, and churn prevention flows. AI generates complete campaigns from descriptions. At $49/mo for 10k subscribers, it is 67% cheaper than ActiveCampaign and 94% cheaper than HubSpot.

Revenue attribution connects emails to actual conversions. Stripe OAuth syncs payment data for MRR-based segments. If your Bubble app uses Stripe for payments, Sequenzy pulls in subscription data automatically so you can segment by plan type, MRR, or churn risk.

Integrate via Bubble's API Connector. Define Sequenzy endpoints, then call them from workflows. The setup takes about 15 minutes: add the API Connector plugin, configure your endpoints with your API key, and trigger calls from any workflow action.

The onboarding sequence builder is particularly useful for Bubble apps. Most Bubble projects are SaaS tools or marketplaces, and getting users from signup to activation is critical. Sequenzy's AI can generate a complete onboarding flow that introduces features, highlights value, and nudges users toward paid plans.

Where it falls short: No Bubble plugin (yet). Requires API Connector setup. If you want a one-click install, SendGrid or Mailchimp are simpler to start with.

Best for: Bubble builders who want advanced automation beyond basic plugins. Small founders get enterprise-grade features without enterprise prices.

2. SendGrid

Price: Free (100 emails/day) / $20-$90/mo at scale

SendGrid has a Bubble plugin for quick integration. Add to your app, configure API key, send emails from workflows. The plugin handles the API connection, so you do not need to configure the API Connector manually. This makes SendGrid the fastest path to sending email from Bubble.

SendGrid's infrastructure handles high volumes reliably. If your Bubble app sends thousands of transactional emails daily (order confirmations, notifications, alerts), SendGrid scales without issues. The free tier of 100 emails per day is enough for development and early testing.

The dynamic template system lets you create reusable email designs with variable substitution. Design a template once, then personalize with user data from your Bubble database. This works well for notifications where the structure stays consistent but the content changes.

Where it falls short: Marketing features are basic compared to dedicated platforms. The automation builder is limited. If you need sophisticated sequences or behavioral triggers, you will outgrow SendGrid quickly. Consider pairing it with a marketing tool or switching to a platform like Sequenzy that handles both.

Best for: Quick transactional email via plugin. Ideal for Bubble apps that primarily need reliable delivery of notifications and alerts.

3. Mailchimp

Price: From $13/mo / ~$110-$135/mo at 10,000 subscribers

Mailchimp has a native Bubble plugin and over 300 integrations. The familiar interface means most founders have used it before, reducing the learning curve. The plugin syncs subscriber data between Bubble and Mailchimp, keeping your lists updated automatically.

The template library is extensive, with hundreds of pre-designed emails for various use cases. The drag-and-drop editor works well for non-technical team members. Audience segmentation lets you target users based on engagement, demographics, or custom fields synced from Bubble.

Mailchimp's automation features cover basic journeys: welcome series, abandoned cart (for marketplace apps), and re-engagement. The Customer Journey Builder is visual and intuitive, though it lacks the depth of tools built specifically for SaaS.

Where it falls short: Expensive at scale. At 10,000 subscribers you are paying $110-$135/mo, nearly three times what Sequenzy charges. The pricing model penalizes growth. See our Sequenzy vs Mailchimp comparison for a detailed breakdown. Mailchimp also lacks SaaS-specific features like MRR tracking or trial conversion flows.

Best for: Plugin integration with a familiar interface. Good for Bubble apps with marketing teams that already know Mailchimp.

4. Postmark

Price: From $15/mo for 10,000 emails

Postmark has a Bubble plugin focused on deliverability. Where other platforms mix marketing and transactional on shared infrastructure, Postmark keeps them separate. This means your password reset emails arrive in seconds, not minutes.

Postmark publishes their delivery speed publicly. Average delivery time is under 10 seconds for transactional email. For Bubble apps where authentication flows depend on email (magic links, verification codes), this reliability matters. Postmark also provides detailed delivery analytics so you can see exactly when each email was delivered.

The template system uses Mustache-style variables, which works cleanly with data passed from Bubble workflows. Create templates in Postmark's interface, then call them from Bubble with dynamic data.

Where it falls short: Marketing features are minimal. Postmark is intentionally transactional-focused. You will need a second tool for newsletters, campaigns, and automated sequences. This means managing two platforms and two sets of analytics.

Best for: Transactional reliability via plugin. Pair with a marketing tool for the complete picture.

5. Customer.io

Price: From $100/mo for up to 5,000 profiles

Customer.io offers sophisticated behavioral automation via API. Integrate with Bubble's API Connector to track user events and trigger multi-channel campaigns. When a user completes an action in your Bubble app, send that event to Customer.io and let its automation handle the rest.

The visual workflow builder supports complex branching: if a user opens email A but does not click, wait two days, then send email B. If they do click, move them to a different path. This level of sophistication is useful for Bubble apps with complex user journeys.

Customer.io also supports webhooks, SMS, and push notifications alongside email. If your Bubble app has a mobile component or needs multi-channel communication, this consolidation is valuable. The liquid templating engine allows deep personalization based on user attributes and event data.

Where it falls short: Expensive at $100/mo minimum. No Bubble plugin, so you need API Connector setup. The learning curve is steeper than simpler tools, and the platform may be overkill for straightforward email needs.

Best for: Complex behavioral flows where user actions in your Bubble app should trigger sophisticated multi-step campaigns.

6. ActiveCampaign

Price: From $29/mo for 1,000 contacts

ActiveCampaign combines email marketing with CRM functionality. Integrate via API or Zapier to sync Bubble user data with ActiveCampaign contacts. The built-in CRM tracks deals and pipelines alongside email engagement.

The automation builder is powerful, supporting conditional logic, wait steps, and scoring. You can build automations that respond to email opens, link clicks, website visits, and custom events. Lead scoring assigns points based on engagement, helping you identify your most active users.

For Bubble apps with a sales-assisted motion (consulting platforms, B2B tools, service marketplaces), the CRM integration means your email and sales data live in one place. Your sales team sees which emails a prospect opened before reaching out.

Where it falls short: Pricing scales steeply. At 10,000 contacts, you are looking at $150+/mo depending on your plan tier. Transactional email requires the separate Postmark add-on. The interface can feel overwhelming with all the CRM features if you just need email.

Best for: Bubble apps with sales teams that need CRM alongside email marketing. B2B SaaS and service marketplace builders.

7. Mailgun

Price: From $35/mo

Mailgun provides developer-focused email infrastructure via API. For Bubble builders comfortable with the API Connector, Mailgun offers granular control over sending, tracking, and deliverability.

The validation API checks email addresses before you send, reducing bounces. Detailed logs show every step of the delivery process. Inbound routing can receive emails and trigger Bubble workflows, useful for apps that process incoming email (support tools, CRM apps).

Mailgun's templating is basic but functional. You create templates via API and inject variables at send time. The SMTP relay option works if you prefer SMTP over REST API.

Where it falls short: Marketing automation is basic. Mailgun is infrastructure, not a marketing platform. You get reliable sending but no visual builders, no drag-and-drop sequences, and no campaign analytics beyond delivery metrics.

Best for: Bubble builders who want developer-level control over email infrastructure via API.

8. Brevo

Price: Free (300 emails/day) / $25/mo at 20,000 emails

Brevo has a Bubble plugin plus SMS capability. The free tier of 300 emails per day is generous for development and early-stage apps. Unlike subscriber-based pricing, Brevo charges by email volume, which can be cheaper if you have many subscribers but send infrequently.

The platform offers email, SMS, WhatsApp, and chat from one dashboard. For Bubble apps targeting markets where SMS engagement is high, this multi-channel approach is valuable. The automation builder supports basic workflows with email and SMS steps.

Brevo also includes a CRM and landing page builder. If you need a consolidated tool for marketing alongside your Bubble app, Brevo covers many bases at budget pricing.

Where it falls short: Mixed deliverability reputation. The shared infrastructure with the free tier means your sending reputation depends partly on other users. Email design tools feel dated compared to modern platforms.

Best for: Budget-conscious Bubble builders who want multi-channel (email plus SMS) via plugin integration.

9. MailerLite

Price: Free (1,000 subscribers) / ~$50/mo at 10,000

MailerLite offers a strong visual email builder via Zapier integration with Bubble. The drag-and-drop editor is intuitive, with a good selection of pre-designed blocks. The free tier includes 1,000 subscribers and 12,000 monthly emails with access to the visual builder.

Landing pages and signup forms are included at all tiers, which complements Bubble apps that need marketing pages outside the main application. The website builder is basic but functional for simple marketing sites.

Automation features include welcome sequences, time-based triggers, and engagement-based branching. While not as sophisticated as Customer.io or Sequenzy, MailerLite covers the common cases well enough for many Bubble projects.

Where it falls short: No direct Bubble integration. Requires Zapier, which adds a dependency and potential point of failure. Not SaaS-focused, so features like trial conversion tracking or MRR-based segmentation are absent.

Best for: Visual email building via Zapier. Good for Bubble apps where the marketing team designs emails and basic automation is sufficient.

10. ConvertKit

Price: Free (10,000 subscribers) / $100/mo at 10,000

ConvertKit offers creator-focused email with a generous free tier. The free plan includes up to 10,000 subscribers with limited automation. For Bubble apps built for content creators, course platforms, or membership sites, ConvertKit's mental model fits naturally.

The tag-based subscriber system is flexible. Instead of rigid lists, you tag subscribers based on behavior and use tags to control automation. This works well when your Bubble app has multiple products or content tracks.

ConvertKit's landing pages and forms are designed for conversions. The integration with Bubble happens through Zapier, which can sync user actions with ConvertKit tags and sequences.

Where it falls short: Not SaaS-focused. If your Bubble app is a B2B tool, CRM, or marketplace, ConvertKit's creator-oriented features may not align with your needs. The automation builder, while solid, is less powerful than dedicated SaaS email tools.

Best for: Creator-style Bubble apps like course platforms, membership sites, or content businesses.

11. Drip

Price: From $39/mo

Drip offers e-commerce automation via API integration with Bubble. If your Bubble app is a marketplace or online store, Drip's e-commerce-focused features include revenue tracking, product recommendations, and purchase-based automation.

The visual workflow builder supports complex e-commerce journeys: abandoned cart recovery, post-purchase follow-up, win-back campaigns, and cross-sell sequences. Revenue attribution shows exactly which emails drive purchases.

Drip's event-based system works well with Bubble's API Connector. Send purchase events, browsing behavior, and cart data to trigger targeted campaigns.

Where it falls short: E-commerce focus means SaaS features are limited. If your Bubble app is not selling products directly, Drip's features may not be relevant. Pricing starts at $39/mo for 2,500 subscribers and scales from there.

Best for: E-commerce Bubble apps, marketplaces, and online stores that need purchase-based automation.

12. HubSpot

Price: From $800/mo

HubSpot offers a full marketing, sales, and service suite via API integration. For Bubble apps with enterprise ambitions, HubSpot provides CRM, email, landing pages, analytics, and customer service tools in one platform.

The workflow builder is powerful and deeply integrated with the CRM. Email personalization draws from the entire contact record, including company data, deal stage, and lifecycle stage. A/B testing is built in for subject lines, content, and send times.

HubSpot's API is comprehensive, and the API Connector in Bubble can handle most interactions. Contact creation, deal updates, and custom event tracking all work through REST endpoints.

Where it falls short: Extremely expensive. The Marketing Hub Professional starts at $800/mo, and many features require the enterprise tier at $3,600/mo. This is enterprise software pricing that does not match the indie hacker or small founder profile of most Bubble builders. The platform is also complex, with a steep learning curve.

Best for: Enterprise Bubble apps with significant marketing budgets and teams that need a unified marketing, sales, and service platform.

Integration Patterns for Bubble

Native plugins

SendGrid, Mailchimp, Postmark, and Brevo have Bubble plugins. Install from the plugin marketplace, configure your API key, and use in workflows. This is the fastest path to email in Bubble. Plugin actions appear in your workflow editor like any other action.

API Connector

Bubble's API Connector calls any REST API. Define email platform endpoints, configure authentication headers, and call from workflows. This approach works with every email platform, including Sequenzy, Customer.io, and any tool with a REST API.

The API Connector supports dynamic data in both URL parameters and request bodies. Map Bubble database fields to API parameters for personalized email triggers.

// Example Sequenzy endpoint in API Connector
URL: https://api.sequenzy.com/v1/subscribers
Method: POST
Headers: Authorization: Bearer [API_KEY]
Body: {
  "email": "<email>",
  "attributes": { "name": "<name>" }
}

Zapier/Make

Connect Bubble to email platforms through automation tools. Zapier and Make both have Bubble integrations that trigger when database records change. This adds a middle layer but requires no API configuration in Bubble itself. Useful for platforms like MailerLite and ConvertKit that lack Bubble plugins.

Webhook receivers

Some email platforms (including Sequenzy) support webhooks that can trigger Bubble workflows. When an email is opened, clicked, or bounced, the platform sends a webhook to your Bubble app's endpoint. This enables two-way data flow: Bubble triggers emails, and email events update Bubble data.

How to Choose the Right Tool

Picking the right email platform for your Bubble app depends on a few key factors. If you want the criteria for choosing an email platform for SaaS, we have a dedicated guide that walks through the decision framework.

Consider plugin vs. API integration. If you want the simplest setup, go with a tool that has a native Bubble plugin (SendGrid, Mailchimp, Postmark, Brevo). If you want more power and are comfortable with the API Connector, tools like Sequenzy and Customer.io offer superior automation.

Consider transactional vs. marketing needs. If your Bubble app mainly needs password resets and notifications, a transactional-focused tool like Postmark or SendGrid is sufficient. If you also need onboarding sequences, campaigns, and behavioral triggers, choose a unified platform like Sequenzy that handles both without requiring two separate tools.

Consider your growth path. Mailchimp is familiar but gets expensive fast. Sequenzy stays affordable at scale. ActiveCampaign adds CRM but costs more. Think about where you will be at 10,000 and 50,000 subscribers, not just where you are today.

Frequently Asked Questions

Can I send email directly from Bubble without a plugin?

Yes. Bubble's API Connector lets you call any email API directly from workflows. You configure the endpoint once, then use it in any workflow. This approach works with every email platform that has a REST API, including Sequenzy, SendGrid, and Mailgun.

Which is better for Bubble: a plugin or the API Connector?

Plugins are faster to set up but often have limited features. The API Connector takes more initial configuration but gives you access to the full API of any email platform. For basic transactional email, a plugin is fine. For automated email sequences and advanced automation, the API Connector provides more flexibility.

How do I trigger emails based on user actions in Bubble?

Add email API calls to your Bubble workflows. When a user completes an action (signs up, makes a purchase, reaches a milestone), the workflow triggers an API call to your email platform. If you are using Sequenzy, this can add the user to a sequence or trigger a specific transactional email.

Do I need separate tools for transactional and marketing email?

Not necessarily. Platforms like Sequenzy handle both transactional and marketing email in one tool. However, some teams prefer Postmark for transactional (for its delivery speed) paired with a marketing tool. The tradeoff is simplicity vs. specialization.

What is the cheapest email setup for a Bubble MVP?

Start with Sequenzy's free tier (100 subscribers, full features) or Brevo's free tier (300 emails/day). Both give you enough capacity to validate your idea. If you are exploring free email marketing tools for startups, we have a dedicated comparison.

How do I handle email deliverability for my Bubble app?

Use a reputable email platform rather than sending directly. All the tools listed here manage sender reputation, SPF/DKIM authentication, and bounce handling. Sequenzy, Postmark, and SendGrid are particularly strong on deliverability. Avoid sending from shared infrastructure without authentication.

The Bottom Line

For Bubble apps, Sequenzy offers advanced automation via API beyond what plugins provide. The combination of transactional and marketing email in one platform, plus Stripe integration and AI-powered sequences, makes it the strongest choice for SaaS apps built on Bubble. For quick plugin setup, SendGrid or Mailchimp get you started fastest. For enterprise complexity, HubSpot (if budget allows).

See our SaaS email marketing guide for more context on choosing the right platform.

Check our guides for Glide, Adalo, or Softgen.