Loader.io vs MailSlurp

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Loader.io

See full pricing history

USD · US · source: loader.io

Plan	Pricing	Charged by	Offer type
Free	Free Free $0.00 / mo 10,000 clients / test 1 target host 1 min tests 2 urls per test Sign Up Now	Flat · per month	Standalone · Free
Pro	USD 99.95 monthly Pro $99.95 / mo 100,000 clients / test unlimited target hosts unlimited 10 min tests 10 urls per test Sign Up Now	Flat · per month	Standalone · Fixed

MailSlurp

See full pricing history

USD · US · source: app.mailslurp.com

Plan	Pricing	Charged by	Offer type
Free	Free $0 forever	Flat · published subscription	Standalone · Free
Pro Highlighted	USD 49.99 monthly $49.99/month	Flat · published subscription	Standalone · Fixed
Team	USD 129.99 monthly $129.99/month	Flat · published subscription	Standalone · Fixed
Enterprise	Contact sales Custom	Flat · published subscription	Standalone · Contact sales

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Loader.io

Free

Plan card 1 target host: Included
Plan card 1 min tests: Included
Plan card 2 urls per test: Included

Pro

Plan card unlimited target hosts: Included
Plan card unlimited 10 min tests: Included
Plan card 10 urls per test: Included

MailSlurp

Free

Official plan card Agents: 1

Limited
Official plan card Reusable inboxes: 1

Limited
Official plan card Inbound emails: 500/month

Limited

Pro

Official plan card Agents: 3

Limited
Official plan card Inbox creations: 1,000/month

Limited
Official plan card Inbound emails: 5,000/month

Limited

Team

Official plan card Agents: 10

Limited
Official plan card Inbox creations: 5,000/month

Limited
Official plan card Storage: 5 GB included

Limited

Enterprise

Official plan card Agents: Unlimited

Limited
Official plan card Usage-based capacity: Included
Official plan card SAML, OIDC, and SCIM: Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Loader.io

August 27, 2026 Source
- Free: Free
- Pro: USD 99.95 monthly

MailSlurp

August 27, 2026 Source
- Free: Free
- Pro: USD 49.99 monthly
- Team: USD 129.99 monthly
- Enterprise: Contact sales