Loops vs Userlist
Unified SaaS transactional plus lifecycle email versus account-level SaaS lifecycle automation.
What matters for growth and lifecycle teams
Growth work lives or dies on targeting and measurement. What matters is whether behavioral triggers can be built without engineering time, whether the event stream supports attribution past the open, and whether deliverability holds when broadcast volume shares a reputation with product email.
| Priority | Loops | Userlist |
|---|---|---|
| Scheduling | Yes | Yes |
| Event stream | Yes | Yes |
| Deliverability | Strong and improving; engagement-driven sender reputation typical of marketing platforms with real human-curated content. | Lifecycle platform, not a standalone sender reputation product. Best suited to opt-in SaaS product and lifecycle mail with clear user and company data. |
| Operating since | 2022 | 2017 |
| Suppressions API | Yes | Yes |
| Best published rate per 1,000 | Tiers not published in comparable form | Tiers not published in comparable form |
| Multi-tenant | No | No |
| Free tier | 1,000 contacts and 4,000 sends/mo on the Free plan | 14-day free trial, card required |
| Starts at | $49/mo for 5,000 contacts | Dynamic slider pricing; Basic includes 10,000 users and $10/mo per additional 1,000 users |
For lifecycle and activation work running behavior-triggered journeys, broadcasts, and winback campaigns measured on revenue, Userlist takes every priority that separates them here (operating track record), while Loops matches it on the rest. On free tier, Loops offers 1,000 contacts and 4,000 sends/mo on the Free plan against 14-day free trial, card required from Userlist. That ordering reflects this audience. Weigh the same table differently and the answer changes.
Side by side
| Feature | Loops | Userlist |
|---|---|---|
| Deliverability | Strong and improving; engagement-driven sender reputation typical of marketing platforms with real human-curated content. | Lifecycle platform, not a standalone sender reputation product. Best suited to opt-in SaaS product and lifecycle mail with clear user and company data. |
| Multi-tenant | No | No |
| Free tier | 1,000 contacts and 4,000 sends/mo on the Free plan | 14-day free trial, card required |
| Starts at | $49/mo for 5,000 contacts | Dynamic slider pricing; Basic includes 10,000 users and $10/mo per additional 1,000 users |
| Tagline | Modern lifecycle and broadcast email for SaaS. | SaaS lifecycle email with account-level data. |
| Pricing model | subscriber-based | subscriber-based |
| API | Yes | Yes |
| SMTP | No | No |
| SDKs | node, python, go, ruby, php | None |
| Templates | rich | rich |
| React Email | Yes | No |
| Webhooks | Yes | Yes |
| Inbound | No | No |
| Idempotency | No | No |
| Dedicated IP | No | No |
| DX score | 9/10 | 8/10 |
| Best for | SaaS startups and indie product teams that want a single tool for transactional plus marketing. | SaaS teams that need lifecycle email tied to users, accounts, and product behavior. |
Loops
- ›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
- ›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
Userlist
- ›Company accounts and account-level automation are first-class
- ›Marketing, lifecycle, transactional, and in-app messages share one data model
- ›Direct API integration and custom events are core features
- ›Early-stage startup discount is published for qualifying SaaS companies
- ›No permanent free plan
- ›Public page does not expose a static base price without the pricing slider state
- ›Narrower fit outside SaaS products