Katalon True Platform vs Mailosaur

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.

Katalon True Platform

See full pricing history

USD · US · source: katalon.com

Plan	Pricing	Charged by	Offer type
Free	Free $0	Flat	Standalone · Free
Professional Highlighted	USD 184 monthly · USD 84 / month with annual commitment $184 $84 / seat / month Save 54% First 3 seats: $84/seat/mo From the 4th seat: $150/seat/mo Applied automatically at checkout Online purchase only - credit card or bank transfer Billed annually	Seat · / seat / month	Standalone · Starting at
Enterprise	Contact sales Custom	Other	Standalone · Contact sales

Mailosaur

See full pricing history

USD · US · source: mailosaur.com

Plan	Pricing	Charged by	Offer type
personal — annual billing	USD 20 monthly · USD 20 / month with annual commitment From $ 20 per month , billed annually	Flat · per month , billed annually	Standalone · Starting at

What each plan includes

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

Katalon True Platform

Free

Highlights Author and run tests locally: Included
Highlights Web, mobile & API testing: Included
Test Authoring Record & playback authoring: Basic for web & mobile

Limited
Test Execution Local execution: Included
Highlights AI assistant: Excluded
Highlights Runtime Engine: Excluded
Test Authoring AI automation script generation: Excluded
Test Authoring Desktop testing: Excluded
Test Authoring Data-driven testing: Basic sources

Limited
Test Authoring Behavior-driven testing: Excluded
Test Execution Parallel test execution: Excluded
Test Execution Unlimited & dynamic test suites: Up to 40, static

Limited
Test Execution Headless & CI/CD execution: Excluded
Test Execution Cloud execution: Excluded
Test Maintenance & Reports AI self-healing: Excluded
Test Maintenance & Reports AI automation failure root cause analysis: Excluded
Test Maintenance & Reports Dual-mode Debugger (manual & script view): Excluded
Test Maintenance & Reports Basic tag for test case management: Excluded
Integrations Task management & ALM: Excluded
Integrations CI/CD: Excluded
Integrations MCP server - connect Studio to your AI stack: Excluded
Support Service Level & Support Agreement: Excluded
Support 24/5 ticket system: Excluded

Professional

Highlights AI agents for test automation: Included
Highlights MCP server: Included
Highlights Unlimited AI sessions: Included
Highlights Advanced web, mobile, API & desktop testing: Included
Highlights Data-driven testing, test data binding: Included
Highlights Unlimited & dynamic test suites: Included
Highlights Parallel execution: Included
Test Authoring AI automation script generation: Included
Test Authoring Desktop testing: Included
Test Authoring Record & Playback for web, mobile & desktop: Included
Test Authoring Data-driven testing: Included
Test Authoring Behavior-driven testing: Included
Test Execution Parallel test execution: Included
Test Execution Headless & CI/CD execution: Included
Test Execution Cloud execution: Included
Test Maintenance & Reports AI self-healing: Included
Test Maintenance & Reports AI automation failure root cause analysis: Included
Test Maintenance & Reports Dual-mode Debugger (manual & script view): Included
Test Maintenance & Reports Basic tag for test case management: Included
Integrations Task management & ALM: Included
Integrations CI/CD: Included
Support Service Level & Support Agreement: Included
Support 24/5 ticket system: Included

Enterprise

Highlights Studio Enterprise - Hybrid: Included
Highlights Runtime Engine - Hybrid: Included
Highlights Bring your own AI provider: Included
Highlights SSO & SCIM: Included
Highlights Premier support: Included

Mailosaur

personal — annual billing

Highlights Users: Includes 1 user With support for up to 3 users

Included
Highlights Inboxes: 1 inbox (with unlimited email addresses)

Included
Highlights Unique domain name per inbox: Each inbox has a unique domain name

Included
Highlights Inbound emails: From 15,000 inbound emails/month

Included
Highlights Email compatibility testing: Included
Highlights API for test automation: Included
Highlights Forward individual emails to external addresses: 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.

Katalon True Platform

September 21, 2026
Official pricing page
- Free: Free
- Professional: USD 184 monthly · USD 84 / month with annual commitment
- Enterprise: Contact sales
August 31, 2026
Official pricing page
- Katalon Studio — Individual: USD 180 monthly · USD 84 / month with annual commitment
- True Automation — Small teams: USD 200 monthly · USD 167 / month with annual commitment
- Enterprise: Contact sales
August 27, 2026
Official pricing page
- Katalon Studio — Individual: USD 180 monthly · USD 84 / month with annual commitment
- True Automation — Small teams: USD 200 monthly · USD 167 / month with annual commitment

Mailosaur

August 27, 2026
Official pricing page
- personal — annual billing: USD 20 monthly · USD 20 / month with annual commitment