Loops vs Resend: pricing, quotas & features (2025)

Email marketing for SaaS — loops, transactional, campaigns in one
vs. The email API for developers — built by the Nodemailer team

Data sourced from vendor documentation · Last updated May 2026

Loops website ↗Resend website ↗

Summary

Loops and Resend are both email platforms, addressing the same core use case with different implementation philosophies and trade-offs. Both offer a free tier, making it easy to prototype without a credit card. Loops's paid plans start at $15/month, lower than Resend's entry point at $20/month. Both have 12 documented features in Staxly's catalog. Budget-sensitive teams will find Loops easier to justify early on. All pricing and quota data below is sourced from Loops and Resend's official documentation — not generated by AI or estimated.

Loops vs Resend: Comparativa de precios, cuotas y características (2025)

En esta comparativa analizamos Loops y Resend lado a lado — incluyendo precios mensuales, límites del tier gratuito, características técnicas, cuotas de uso (almacenamiento, transferencia, usuarios activos mensuales) y los interfaces de desarrollo disponibles. Todos los datos proceden de la documentación oficial de cada proveedor, no de respuestas generadas por IA.

Loops es una plataforma de la categoría email — Email marketing for SaaS — loops, transactional, campaigns in one. Ofrece 7 tiers de precio: Free gratuito, Paid — 1.5k desde $15/mes, Paid — 5k desde $49/mes, Paid — 10k desde $99/mes. Su catálogo en Staxly documenta 12 características y 4 interfazes para desarrolladores.

Resend pertenece a la categoría email — The email API for developers — built by the Nodemailer team. Ofrece 6 tiers de precio: Free gratuito, Pro — 50k desde $20/mes, Pro — 100k desde $35/mes, Scale — 100k+ desde $90/mes. Su catálogo documenta 12 características y 10 interfazes para desarrolladores.

A continuación encontrarás los tiers de precio completos de ambas plataformas, una matriz de cuotas del tier gratuito (transferencia, almacenamiento, MAU, llamadas a la API y otros límites), el listado completo de características y los interfaces (CLI, SDKs, REST, GraphQL, MCP) disponibles para integrar cada servicio.

¿Necesitas estos datos en tu agente de IA (Claude Code, Cursor, Zed)? Instala gratis el servidor MCP de Staxly y tendrás acceso estructurado a Loops, Resend y más de 130 plataformas para desarrolladores.

Pricing tiers

Loops

Free

1,000 subscribed contacts. 4,000 sends/month. All features. Loops footer on emails.

Free

Paid — 1.5k

1,500 contacts. Unlimited sends. No footer.

$15/mo

Paid — 5k

5,000 contacts. Unlimited sends.

$49/mo

Paid — 10k

10,000 contacts.

$99/mo

Paid — 25k

25,000 contacts.

$199/mo

Paid — 50k

50,000 contacts.

$349/mo

Custom

>100k contacts — contact sales.

Custom

Loops website ↗

Resend

Free

3,000 emails/month, 100 emails/day. 1 custom domain. Ideal for side projects.

Free

Pro — 50k

50,000 emails/month. 10 custom domains. Priority support.

$20/mo

Pro — 100k

100,000 emails/month. 10 custom domains.

$35/mo

Scale — 100k+

Tiered from 100k → 2.5M emails/month. Dedicated IP add-on available.

$90/mo

Scale — 2.5M

2.5M emails/month.

$1150/mo

Enterprise

3M+/month, dedicated IP included, SSO, custom contract.

Custom

Resend website ↗

Free-tier quotas head-to-head

Comparing free on Loops vs free on Resend.

Metric	Loops	Resend
custom domains	—	1 domains
emails per day	—	100 emails/day
emails per month	—	3000 emails/month

Features

Loops · 12 features

API Keys — Scoped keys for testing vs production.
Audiences (Segments) — Filter contacts by properties + event behavior.
Campaign Analytics — Open/click/unsubscribe rates, heatmaps, A/B significance.
Campaigns — One-off broadcasts to audience segments. Schedule + A/B test subject.
Contacts — Contact records with custom properties (strings, numbers, booleans, dates).
Email Editor — Visual block-based + Markdown + HTML modes.
Events — Send events to trigger loops/journeys or filter audiences.
Loops (Automations) — Event-triggered automation flows with delays + conditions.
Mailing Lists — Opt-in lists with subscribe/unsubscribe preferences per list.
Template Library — Pre-built templates for SaaS use cases (onboarding, digest, launch).
Transactional API — Send transactional emails (receipts, password resets) via /transactional endpoin…
Webhooks — Subscribe to contact/event changes.

Resend · 12 features

Audiences — Contact list management with custom fields.
Batch Send — Send up to 100 emails in one API call.
Broadcasts — Bulk email campaigns with audiences, A/B testing, analytics.
Dedicated IP — Add-on for high-volume senders. Auto warmup.
Domains — DKIM/SPF/DMARC auto-verification. Per-domain analytics.
Idempotency — Prevent duplicate sends with Idempotency-Key header.
Logs + Analytics — Full email logs, delivery heatmap, events table.
React Email — OSS library (3M+ downloads) to compose emails in React/JSX.
Scheduled Send — scheduledAt parameter for future delivery.
Send API — POST /emails endpoint to send. Supports attachments, scheduled send, idempotency…
Suppressions — Auto-managed bounce + complaint list. API to add/remove.
Webhooks — Email lifecycle events: sent, delivered, bounced, complained, opened, clicked.

Developer interfaces

Kind	Loops	Resend
CLI	—	Resend CLI
SDK	@loops/loops, loops-py	react-email, resend-go, resend-node, resend-php, resend-python, resend-ruby
REST	Loops REST API	Resend REST API
OTHER	Webhooks	SMTP Relay, Webhooks (Svix)

Key takeaways

Both Loops and Resend offer a free tier — Loops ("Free") and Resend ("Free") — with no credit card required to start.
The entry-level paid plan is $15/month for Loops (Paid — 1.5k) vs. $20/month for Resend (Pro — 50k).
Both platforms have 12 documented features in Staxly's catalog.
Developer integrations differ: only Resend offers CLI.

Staxly is an independent catalog of developer platforms. Some links to Loops and Resend may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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