# Loops

> Email sending platform for SaaS teams to manage marketing, product, and transactional emails with API and workflow support.

- Website: https://loops.so/?ref=devshelf.io
- DevShelf page: https://devshelf.io/resource/loops
- Pricing: Freemium
- Tags: AI-powered
- Categories: [Email & Notification APIs](https://devshelf.io/category/email-notification-apis.md), [Email Marketing](https://devshelf.io/category/email-marketing.md)
- Last checked: 2026-11-03

## About

Loops is an email infrastructure platform built specifically for SaaS applications. It combines marketing campaigns, user lifecycle workflows, and programmatic transactional emails into a single interface. Developers can integrate product data via APIs and SDKs to trigger emails based on user behavior. The platform includes theme management for consistent brand styling, audience segmentation based on user properties, deliverability safeguards including automated bounce suppression, and integrations with common developer tools.

## Alternatives

- [Resend](https://devshelf.io/resource/resend.md): Email platform for developers to send transactional and marketing emails at scale with a focus on deliverability. (pricing: Freemium, Pay-as-you-go)
- [Knock](https://devshelf.io/resource/knock.md): Agentic customer engagement infrastructure for lifecycle and transactional messaging across email, in-app, push, SMS, and chat. (pricing: not verified)
- [Customer.io](https://devshelf.io/resource/customer-io.md): A customer engagement platform for automating personalized messaging and lifecycle marketing based on behavioral data. (pricing: Paid)

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