Prowly vs Email on Acid Comparison: Reviews, Features, Pricing & Alternatives in 2026

Detailed side-by-side comparison to help you choose the right solution for your team

Updated Apr 2026 8 min read

Prowly

0.0 (0 reviews)

Prowly is an all-in-one public relations software that helps you find relevant media contacts, create visual press releases, and manage your media relations from a single dashboard.

Starting at $258/mo
Free Trial 7 days
VS

Email on Acid

0.0 (0 reviews)

Email on Acid is a comprehensive email pre-deployment platform providing automated testing, content checking, and deliverability tools to ensure your campaigns look perfect across all major inbox providers.

Starting at $74/mo
Free Trial 7 days

Quick Comparison

Feature Prowly Email on Acid
Website prowly.com sinch.com
Pricing Model Subscription Subscription
Starting Price $258/month $74/month
FREE Trial ✓ 7 days free trial ✓ 7 days free trial
Free Plan ✘ No free plan ✘ No free plan
Product Demo ✓ Request demo here ✓ Request demo here
Deployment cloud saas
Integrations Google Drive Dropbox Slack Google Analytics HubSpot Zapier Mailchimp Campaign Monitor HubSpot Salesforce Marketing Cloud Slack Google Drive Adobe Campaign Marketo Braze Klaviyo
Target Users small-business mid-market enterprise small-business mid-market enterprise
Target Industries
Customer Count 0 0
Founded Year 2013 2009
Headquarters Warsaw, Poland San Antonio, USA

Overview

P

Prowly

Prowly is a comprehensive platform designed to streamline your entire public relations workflow. Instead of jumping between spreadsheets and email clients, you can manage your media database, pitch journalists, and track your results in one place. It provides access to a database of over one million global media contacts, allowing you to filter by beat, location, and outlet to find the right storytellers for your brand.

You can build professional, interactive newsrooms and press releases that look great on any device. The platform also includes tools for automated follow-ups and detailed analytics, so you know exactly who opened your emails and clicked your links. It is ideal for PR agencies and in-house communication teams who need to scale their outreach while maintaining a personal touch with journalists.

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Email on Acid

Email on Acid helps you eliminate the guesswork of email marketing by previewing your campaigns across over 100 different email clients and devices. You can catch rendering issues, broken links, and accessibility problems before you hit send, ensuring every subscriber has a consistent experience. The platform automates the tedious manual testing process, allowing your team to deploy high-quality emails faster and with more confidence.

Beyond simple previews, you can optimize your inbox placement with deliverability tools that check your IP against blacklists and validate your SPF and DKIM records. Whether you are a solo developer or part of a large enterprise marketing team, the platform provides the technical insights needed to bypass spam filters and improve engagement. You can integrate these checks directly into your existing workflow to maintain brand standards across every communication.

Overview

P

Prowly Features

  • Media Database Access over one million media contacts worldwide and filter them by specific beats or locations to find your perfect audience.
  • Online Newsrooms Create a dedicated home for your brand's stories where journalists can easily find high-res images, videos, and contact information.
  • Press Release Creator Draft beautiful, interactive press releases with drag-and-drop elements that ensure your story stands out in a crowded inbox.
  • Email Pitching Send personalized pitches to your media lists and set up automated follow-ups to increase your chances of getting covered.
  • PR Analytics Track open rates, click rates, and bounce rates for every pitch so you can refine your strategy based on real data.
  • Media Monitoring Stay informed by tracking mentions of your brand or competitors across the web and social media in real-time.
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Email on Acid Features

  • Unlimited Email Previews. View your email exactly as it appears on 100+ combinations of devices and clients to ensure perfect rendering every time.
  • Campaign Precheck. Run an automated checklist to verify links, images, and accessibility standards so you never miss a critical error.
  • Spam Testing. Test your emails against 23 different spam filters to identify potential delivery issues before they impact your open rates.
  • Email Editor. Make real-time code changes in a live editor and see instant updates across all previews without re-uploading your files.
  • Accessibility Checks. Optimize your emails for screen readers and visually impaired subscribers with automated ADA compliance suggestions and color contrast adjustments.
  • Image Validation. Check for missing alt text and optimize file sizes to ensure your images load quickly and convey meaning effectively.

Pricing Comparison

P

Prowly Pricing

Essential
$258
  • 2 user seats
  • 1,000 media contacts
  • Unlimited emails and pitches
  • 1 Online Newsroom
  • Basic media monitoring
  • AI-powered PR assistant
E

Email on Acid Pricing

The Basics
$74
  • 1 user seat
  • Unlimited email previews
  • Campaign Precheck
  • Email editor
  • Accessibility testing
  • Standard support

Pros & Cons

M

Prowly

Pros

  • Extensive and regularly updated global media database
  • User-friendly interface makes creating newsrooms very simple
  • Excellent email tracking and engagement analytics
  • Saves significant time on manual media list building
  • Responsive customer support team for technical issues

Cons

  • Higher price point compared to basic email tools
  • Occasional inaccuracies in specific niche contact data
  • Steep learning curve for advanced monitoring filters
A

Email on Acid

Pros

  • Unlimited testing allows for frequent iterations without extra costs
  • Fast rendering speeds for quick campaign turnarounds
  • Comprehensive accessibility tools ensure inclusive marketing
  • Intuitive interface makes it easy for non-technical users

Cons

  • Higher starting price point than some basic competitors
  • Spam testing is restricted to higher-tier plans
  • Occasional lag when loading a large number of previews
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