head to head
Loops vs Brevo
Focused SaaS lifecycle email versus broad SMB marketing, transactional, and SMS coverage.
What matters for teams choosing a transactional API
Judged purely as an API. What the request contract guarantees on retry, how complete the webhook event coverage is, whether suppressions are readable and writable programmatically, and how much the message log retains when something needs debugging in production.
| Priority | Loops | Brevo |
|---|---|---|
| Idempotency keys | No | No |
| Webhooks | Yes | Yes |
| Event stream | Yes | Yes |
| Operating since | 2022 | 2012 |
| Suppressions API | Yes | Yes |
| Best published rate per 1,000 | Tiers not published in comparable form | Tiers not published in comparable form |
| Batch sending | Yes | Yes |
| SDKs | node, python, go, ruby, php | node, python, go, ruby, php, java, dotnet |
| Deliverability | Strong and improving; engagement-driven sender reputation typical of marketing platforms with real human-curated content. | Reliable for marketing and transactional; per-day free-tier limits prevent spam abuse. |
For a transactional workload running high-frequency programmatic sends where a missed delivery is a product failure, Brevo takes every priority that separates them here (operating track record and SDK breadth), while Loops matches it on the rest. That ordering reflects this audience. Weigh the same table differently and the answer changes.
Side by side
| Feature | Loops | Brevo |
|---|---|---|
| Webhooks | Yes | Yes |
| SDKs | node, python, go, ruby, php | node, python, go, ruby, php, java, dotnet |
| Deliverability | Strong and improving; engagement-driven sender reputation typical of marketing platforms with real human-curated content. | Reliable for marketing and transactional; per-day free-tier limits prevent spam abuse. |
| Tagline | Modern lifecycle and broadcast email for SaaS. | All-in-one with a generous daily free tier. |
| Free tier | 1,000 contacts and 4,000 sends/mo on the Free plan | 300/day permanent |
| Starts at | $49/mo for 5,000 contacts | $9/mo for 5,000 emails |
| Pricing model | subscriber-based | tiered |
| API | Yes | Yes |
| SMTP | No | Yes |
| Templates | rich | rich |
| React Email | Yes | No |
| Inbound | No | Yes |
| Multi-tenant | No | No |
| Idempotency | No | No |
| Dedicated IP | No | Yes |
| DX score | 9/10 | 7/10 |
| Best for | SaaS startups and indie product teams that want a single tool for transactional plus marketing. | Small businesses that need email plus marketing plus SMS in one place. |
Loops
pros
- ›Single product for transactional plus lifecycle plus broadcast
- ›Visual editor that produces well-rendered output without messy HTML
- ›Audiences and event-based loops feel native to product use cases
- ›React Email support for code-driven templates when needed
- ›Genuine focus on SaaS as a category
cons
- ›No SMTP relay
- ›Subscriber-based pricing means cost scales with contact list, not email volume
- ›Younger company than SendGrid or Mailchimp
- ›Less suited to high-volume pure transactional flows
Brevo
pros
- ›Generous permanent free tier
- ›Marketing plus transactional plus SMS
- ›Inbound parsing
cons
- ›Surface area is large; pure-API teams may not want the rest
- ›UI can feel busy