Email on Acid vs PactFlow

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

PactFlow

See full pricing history

USD · US · source: pactflow.io

Plan	Pricing	Charged by	Offer type
Starter	Free Free	Flat · published subscription	Standalone · Free
Team Highlighted	USD 127 monthly · USD 115.42 / month with annual commitment $127/month or $115.42/month billed yearly as $1,385	Flat · published subscription	Standalone · Fixed
Enterprise	Contact sales Contact sales	Flat · published subscription	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.

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

PactFlow

Starter

Official plan card Users: Unlimited

Limited
Official plan card Integrations: 2

Limited
Official plan card Bidirectional contract testing: Included

Team

Official plan card Users: 10

Limited
Official plan card Integrations: 50

Limited
Official plan card AI-assisted contract testing: Included

Enterprise

Official plan card Advanced user and security management: Included
Official plan card SAML SSO: Included
Official plan card Dedicated support: 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

PactFlow

August 27, 2026 Source
- Starter: Free
- Team: USD 127 monthly · USD 115.42 / month with annual commitment
- Enterprise: Contact sales