Loops
Loops is an email sending platform for SaaS teams that handles marketing, product and transactional email in one product. It is made by Astrodon Corporation. A free plan allows up to 4,000 emails in any rolling 30 days, and paid plans are priced by subscribed contacts.
Facts checked on against the sources listed at the end of this page.
- Pricing
- FreemiumFree plan: Yes: up to 4,000 emails in any rolling 30 days, sent to your 1,000 newest contacts, with all features and a Powered by Loops footer.
- Open source
- NoProprietary
A good fit for
- SaaS products that want product, marketing and transactional email in one place
- Small teams that want to send onboarding and lifecycle sequences without building them
- Developers who want a transactional API next to a visual email editor
- Apps already using Supabase, Clerk, Stripe or PostHog that want ready integrations
Not a good fit for
- Teams that only need a plain SMTP or API relay for system email
- E-commerce stores that need catalog and storefront email features
- Senders that need open source or self-hosting: Loops is a hosted service
- Teams that need to see exact paid prices without picking a contact count: plan prices are not listed as fixed tiers
Loops pricing
The free plan has all features with a 4,000-email limit per rolling 30 days. Paid plans are priced by subscribed contacts, with unlimited sends and no charge for team seats.
| Plan | Price | What you get |
|---|---|---|
| Free | $0 | Up to 4,000 emails in any rolling 30 days, your 1,000 newest contacts, 10 emails a second, all features, Loops branding. |
| Paid | Priced by subscribed contacts | Unlimited sends, up to 1,000 emails a second per team, no Loops branding, transactional email included. |
Prices in USD, checked on 9 October 2026. Current prices on loops.so.
Main features
- Email editor
- Design emails with themes and reusable components, with styles that apply across the library.
- Audiences
- Segments and filters that update as contact properties change.
- Workflows
- Trigger-based lifecycle sequences with branching and experiments.
- Transactional API
- Send single-contact emails programmatically through a POST endpoint. Included on paid plans at no extra charge.
- Integrations
- Webhooks, Supabase, Clerk, Zapier, Framer, Make, Segment, Webflow, Stripe, PostHog and Auth0, plus CSV upload for backfilling contacts.
- Deliverability
- Manual review, send pacing, automatic bounce suppression and retries.
About Loops
Loops combines an email editor, audience segments, trigger-based workflows and a transactional API. Emails are designed with themes and reusable components, and audiences update as contact properties change.
It integrates with tools such as Supabase, Clerk, Stripe, PostHog, Auth0 and Segment, and has a JavaScript package plus SDKs or guides for Next.js, Nuxt, Ruby, PHP and Laravel. Deliverability measures include manual review, send pacing, automatic bounce suppression and retries.
- Made by
- Astrodon Corporation
- Free plan
- Yes: up to 4,000 emails in any rolling 30 days, sent to your 1,000 newest contacts, with all features and a Powered by Loops footer.
Loops alternatives
Questions about Loops
Does Loops have a free plan?
Yes. It includes all features and allows up to 4,000 emails in any rolling 30 days to your 1,000 newest contacts, with a small Powered by Loops footer.
How does Loops charge?
Paid plans are priced by subscribed contacts. Unsubscribed contacts do not count, and sends are unlimited.
Does Loops support transactional email?
Yes. A POST endpoint sends single-contact emails. On paid plans it is included at no extra charge, and on the free plan it counts toward the 4,000-email limit.
Who makes Loops?
The site footer credits Astrodon Corporation.
Is Loops open source?
No. Loops is a hosted, proprietary product.
Sources and links
Work on Loops? Claim this listing. Something wrong or out of date? Suggest a correction. Stats come from the public GitHub and npm APIs and update every day.