Maestro 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.

Maestro

See full pricing history

USD · US · source: maestro.dev

Plan	Pricing	Charged by	Offer type
Local — Free Open Source	Free Build, run, and debug your flows locally at no cost.	Flat	Standalone · Free
Cloud — $250 /device/mo Highlighted	USD 250 monthly · USD 250 / month with annual commitment $250 /device/mo	Unit · device/mo	Standalone · Fixed

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.

Maestro

Local — Free Open Source

Highlights Run locally: Included
Highlights Open source: Included

Cloud — $250 /device/mo

Highlights Run tests in parallel: Included
Highlights Hosted Android, iOS, & web devices: Included
Highlights Parallel runs for faster execution: Included
Highlights Unlimited hosted test runs: Included
Highlights Rich test reporting: Included
Highlights CI integration: Included
Highlights PR/MR integration: 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 dated row shows the public prices observed when that vendor’s pricing page changed.

Maestro

August 27, 2026 Source
- Local — Free Open Source: Free
- Cloud — $250 /device/mo: USD 250 monthly · USD 250 / month with annual commitment

Mailosaur

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