# Email on Acid

> Email testing and validation platform for pre-send campaign quality assurance

- **Canonical URI:** https://www.vioscale.ai/software/email-on-acid
- **Category:** Email Testing Dev
- **Homepage:** https://www.emailonacid.com
- **Also known as:** email-on-acid
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-25T12:21:27.041Z

## Vioscale score

**58.3 / 100**, confidence 66% (medium). Computed 2026-09-01.

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 25 | 0.052 | 1.3 | ✓ |
| reliability | 45 | 0.073 | 3.3 | ✓ |
| capabilities | 67.1 | 0.04877777777777778 | 3.3 | ✓ |
| integrations | 0 | 0.04066666666666666 | 0 | - |
| security_posture | 70 | 0.073 | 5.1 | ✓ |
| pricing_transparency | 75 | 0.084 | 6.3 | ✓ |

## Pricing

_As of 2026-08-25, [verify at source](https://www.emailonacid.com/pricing/). Independently observed._

from $99/mo · Subscription · 7-day trial

> From $99/month. 7-day free trial.

| Plan | Price | Free | Commitment |
|---|---|:--:|---|
| Basic | $99/month, $0.15 per preview overage | - | monthly |
| Premium | $199/month | - | monthly |
| Custom | Contact sales | - | - |

### Basic

Email preview testing with API access

**Included limits:** previews: 1,000/mo, clients_devices: 100+

- 1,000 email previews per month
- 100+ email preview clients and devices
- Unlimited users
- API access
- Overage charges for additional previews

### Premium

Full QA suite with accessibility testing and content analysis

**Included limits:** previews: 2,000/mo, clients_devices: 100+

- 2,000 email previews per month
- 100+ email preview clients and devices
- Unlimited users
- Accessibility tests (WCAG 2.2 / European Accessibility Act compliance)
- HTML code analysis
- Link and image validation
- Spam content checks across major ISPs

### Custom (Contact sales)

Custom preview allotments and enterprise support

- Custom preview allotments
- Phone and chat support
- Dedicated support documentation

## About

Tests email campaigns across 100+ email clients and devices to identify rendering issues, validate content for inbox compatibility, check accessibility compliance, and detect deliverability problems before sending.

_Independently observed._

## Platform & deployment

- **Platforms:** Web
- **Deployment:** Cloud / SaaS

## Capabilities

_The capabilities that matter for Email Testing Dev. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Capabilities** | |
| API assertions | ✓ |
| Rendering preview | ✓ |
| Spam score check | ✓ |
| Blocklist deliverability check | ✓ |
| SMS testing | ✗ |
| Production sending addon | ✗ |
| Ci cd integration | ✗ |
| Multi user inboxes | ✗ |
| Open source | ✗ |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.model | commercial | [link](https://www.emailonacid.com/pricing/) | 2026-08-25 | 60% (medium) |
| pricing.free_tier | no | [link](https://www.emailonacid.com/pricing/) | 2026-08-25 | 60% (medium) |
| pricing.price_level | high | [link](https://www.emailonacid.com/pricing/) | 2026-08-25 | 60% (medium) |
| pricing.starting_price | `{"amount":99,"currency":"USD"}` | [link](https://www.emailonacid.com/pricing/) | 2026-08-25 | 60% (medium) |
| pricing.transparent | yes | [link](https://www.emailonacid.com/pricing/) | 2026-08-25 | 60% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.soc2 | yes | [link](https://www.emailonacid.com/blog/article/email-marketing/gdpr-compliance/) | 2026-08-25 | 75% (high) |
| security.gdpr | yes | [link](https://www.emailonacid.com/blog/article/email-marketing/gdpr-compliance/) | 2026-08-25 | 75% (high) |
| security.iso27001 | yes | [link](https://www.emailonacid.com/blog/article/email-marketing/gdpr-compliance/) | 2026-08-25 | 75% (high) |

### market

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| market.availability | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | [link](https://www.emailonacid.com/pricing/) | 2026-08-25 | 50% (medium) |

### reliability

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| reliability.sla_pct | 99.9 | [link](https://www.emailonacid.com/pricing/) | 2026-08-25 | 60% (medium) |

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*Source: Vioscale (https://www.vioscale.ai/software/email-on-acid). Independent, evidence-based software intelligence. Cite the canonical URI.*