MailSlurp vs TestZeus

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.

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

TestZeus

See full pricing history

USD · US · source: testzeus.com

Plan	Pricing	Charged by	Offer type
Team Cloud	USD 800 monthly $800/month includes 800 Scenario Runs; $0.99/additional run	Usage · monthly base plus scenario-run usage	Standalone · Starting at
Enterprise	Contact sales Talk to sales	Flat · published offer	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.

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

TestZeus

Team Cloud

Plan card Scenario runs: 800 included

Limited
Plan card Parallel runs: 15

Limited
Plan card Users and environments: Unlimited

Limited

Enterprise

Plan card Parallel runs: 30+

Limited
Plan card Custom run pools: 1

Limited
Plan card SSO and SCIM: 2

Limited

How their prices changed

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

MailSlurp

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

TestZeus

August 27, 2026 Source
- Team Cloud: USD 800 monthly
- Enterprise: Contact sales