Email on Acid vs Replay QA

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

Replay QA

See full pricing history

USD · US · source: www.replay.io

Plan	Pricing	Charged by	Offer type
Free	Free $0 always free	Flat	Standalone · Free
Starter	USD 20 monthly · USD 17 / month with annual commitment $17 per month · $204 billed annually ($20/mo)	Flat	Standalone · Fixed
Pro Highlighted	USD 200 monthly · USD 170 / month with annual commitment $170 per month · $2,040 billed annually ($200/mo)	Flat	Standalone · Fixed
Private Cloud	USD 1000 monthly $1,000+ per month · starting price	Flat	Standalone · Starting at
On-Prem	USD 5000 monthly $5,000+ per month · starting price	Flat	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.

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

Replay QA

Free

Highlights Credits: 25 credits a month

Included
Highlights No credit card required: Included
Highlights Integrations: Limited

Starter

Highlights Credits: 50 credits a month

Included
Highlights All integrations: Included

Pro

Highlights Credits: 500 credits a month

Included
Highlights All integrations: Included

Private Cloud

Highlights Company-owned storage: Included
Highlights Dedicated data ownership: Included

On-Prem

Highlights Self-hosted infrastructure: Included
Highlights Full pipeline ownership: 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.

Email on Acid

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

Replay QA

September 21, 2026
Official pricing page
- Free: Free
- Starter: USD 20 monthly · USD 17 / month with annual commitment
- Pro: USD 200 monthly · USD 170 / month with annual commitment
- Private Cloud: USD 1000 monthly
- On-Prem: USD 5000 monthly
August 27, 2026
Official pricing page
- Free — Free plan: Free
- Starter — Starter: USD 17 monthly · USD 17 / month with annual commitment
- Pro — Pro: USD 170 monthly · USD 170 / month with annual commitment