Mailinator vs Testkube

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.

Mailinator

See full pricing history

USD · US · source: www.mailinator.com

Plan	Pricing	Charged by	Offer type
Public	Free $0 per month	Flat · published offer	Standalone · Free
Verified Pro	Free $0 with verification	Flat · published offer	Standalone · Free
Business	USD 79 / month with annual commitment $79/month billed yearly	Flat · published offer	Standalone · Fixed
Business Plus	USD 159 / month with annual commitment $159/month billed yearly	Flat · published offer	Standalone · Fixed
Enterprise	USD 699 / month with annual commitment $699 and up; custom pricing	Flat · published offer	Standalone · Starting at

Testkube

See full pricing history

USD · US · source: testkube.io

Plan	Pricing	Charged by	Offer type
Open Source	Free	Flat	Standalone · Free
Pro	USD 700 monthly $700/ mo Per runner agent	Unit · Per runner agent	Standalone · Starting at
Enterprise Highlighted	Contact sales Custom pricing Tailored to your organization	Other	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.

Mailinator

Public

Plan card Unlimited public inboxes: 0

Limited
Plan card Temporary storage: 1

Limited
Plan card No sign-up required: 2

Limited

Verified Pro

Plan card Private domain: 1

Limited
Plan card Single user: 2

Limited
Plan card Emails per month: 2,000

Limited

Business

Plan card Private domain: 1

Limited
Plan card Emails per month: 100,000

Limited
Plan card Team seats: 5

Limited

Business Plus

Plan card Private domains: 3

Limited
Plan card Emails per month: 300,000

Limited
Plan card Team seats: 10

Limited

Enterprise

Plan card Private domains: 5 or more

Limited
Plan card Custom team seats: 2

Limited
Plan card Emails per month: 3 million or more

Limited

Testkube

Open Source

Agent & Infrastructure Standalone agent (self-hosted): Included
Agent & Infrastructure CLI and API access: Included
Agent & Infrastructure Cloud-hosted control plane: Excluded
Agent & Infrastructure Multiple connected agents: Excluded
Agent & Infrastructure Self-managed control plane: Excluded
Agent & Infrastructure Local Developer License: Excluded
Test Execution Parallel test execution: Excluded
Test Execution Advanced triggers and scheduling: Excluded
Test Execution SCIM user provisioning: Excluded
Test Execution SSO: Excluded
Analytics & Observability Test analytics and reporting: Excluded
Security & Compliance Audit logs: Excluded
Security & Compliance SOC1 and SOC2 Type 2: Excluded
AI & Automation Testkube AI Agents: Excluded
Support Community support (Slack, GitHub): Included
Support Web-based support: Excluded
Support Dedicated support with SLA: Excluded

Pro

Highlights One control plane for everything: Included
Highlights Multi-cluster test execution: Included
Highlights Parallel testing at scale: Included
Highlights Advanced triggers and scheduling: Included
Highlights Test analytics and insights: Included
Highlights Role-based access control: Included
Support Web-based support: Included
AI & Automation Testkube AI (50 sessions): 50 sessions

Included
Agent & Infrastructure Cloud-hosted control plane: Included
Agent & Infrastructure Multiple connected agents: Included
Agent & Infrastructure Self-managed control plane: Excluded
Agent & Infrastructure Local Developer License: Excluded
Test Execution SCIM user provisioning: Excluded
Test Execution SSO: Excluded
Security & Compliance Audit logs: Excluded
Security & Compliance SOC1 and SOC2 Type 2: Excluded
Support Dedicated support with SLA: Excluded
Support Community support (Slack, GitHub): Excluded

Enterprise

Highlights Cloud or on-prem deployment: Included
Highlights Multi-organization management: Included
Highlights SOC 2 certifications: Included
Highlights SCIM provisioning: Included
Highlights Full audit logs: Included
Highlights SSO: Included
Highlights Local developer license: Included
Highlights Dedicated onboarding: Included
Highlights One control plane for everything: Included
Highlights Multi-cluster test execution: Included
Highlights Parallel testing at scale: Included
Highlights Advanced triggers and scheduling: Included
Highlights Test analytics and insights: Included
Highlights Role-based access control: Included
Support Web-based support: Included
Agent & Infrastructure Self-managed control plane: Included
Support Dedicated support with SLA: Included
Security & Compliance SOC1 and SOC2 Type 2: Included

How their prices changed

Each date shows when a public price was observed, not when it took effect. An archived region or currency can differ, so a currency change is not necessarily a price increase.

Mailinator

August 27, 2026
Official pricing page
- Public: Free
- Verified Pro: Free
- Business: USD 79 / month with annual commitment
- Business Plus: USD 159 / month with annual commitment
- Enterprise: USD 699 / month with annual commitment

Testkube

September 21, 2026
Official pricing page
- Open Source: Free
- Pro: USD 700 monthly
- Enterprise: Contact sales
August 27, 2026
Official pricing page
- Pro — default: USD 700 monthly