Email on Acid vs Testable

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.

Email on Acid

See full pricing history

USD · US · source: www.emailonacid.com

Plan	Pricing	Charged by	Offer type
Basic Mailgun Inspect Highlighted	USD 99 monthly $99/month	Flat · published subscription	Standalone · Fixed
Premium Mailgun Inspect	USD 199 monthly $199/month	Flat · published subscription	Standalone · Fixed
Contract Mailgun Inspect	Contact sales Custom pricing	Flat · published subscription	Standalone · Contact sales

Testable

See full pricing history

USD · US · source: testable.io

Plan	Pricing	Charged by	Offer type
Starter	Free Free with 100 virtual-user hours/month	Flat · published subscription	Standalone · Free
Payg	USD 0.075 monthly $0.075 per virtual-user hour	Usage · published usage rate	Standalone · Usage based
Team Highlighted	USD 149 monthly · USD 99 / month with annual commitment $149/month or $99/month billed annually	Flat · published subscription	Standalone · Fixed
Pro	USD 599 monthly · USD 399 / month with annual commitment $599/month or $399/month billed annually	Flat · published subscription	Standalone · Fixed

What each plan includes

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

Email on Acid

Basic Mailgun Inspect

Official plan card Users: Unlimited

Limited
Official plan card Email previews: 1,000/month

Limited
Official plan card Preview clients and devices: 100+

Limited

Premium Mailgun Inspect

Official plan card Users: Unlimited

Limited
Official plan card Email previews: 2,000/month

Limited
Official plan card HTML, link, image, and spam checks: Included

Contract Mailgun Inspect

Official plan card Users: Unlimited

Limited
Official plan card Preview allowance: Custom

Limited
Official plan card Phone and chat support: Included

Testable

Starter

Official plan card Virtual-user hours: 100/month

Limited
Official plan card Concurrent users: Up to 50

Limited
Official plan card Data retention: 3 months

Limited

Payg

Official plan card Concurrent users: Unlimited

Limited
Official plan card Maximum duration: 12 hours

Limited
Official plan card Data retention: 12 months

Limited

Team

Official plan card Virtual-user hours: 7,500/month

Limited
Official plan card Concurrent users: Unlimited

Limited
Official plan card Test regions: 100+

Limited

Pro

Official plan card Virtual-user hours: 30,000/month

Limited
Official plan card Concurrent users: Unlimited

Limited
Official plan card Single sign-on: Included

How their prices changed

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

Email on Acid

August 27, 2026 Source
- Basic Mailgun Inspect: USD 99 monthly
- Premium Mailgun Inspect: USD 199 monthly
- Contract Mailgun Inspect: Contact sales

Testable

August 27, 2026 Source
- Starter: Free
- Payg: USD 0.075 monthly
- Team: USD 149 monthly · USD 99 / month with annual commitment
- Pro: USD 599 monthly · USD 399 / month with annual commitment