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Compare Cardinal Digital Marketing vs ROI Amplified

Side-by-side comparison of features, pricing, services, ratings and more.

Cardinal Digital Marketing

SEO & Organic Growth Website

Cardinal Digital Marketing is a healthcare performance marketing agency specializing in patient acquisition for multi-location provider groups. They combine data-driven strategies, media mix modeling, and relentless testing to drive measurable growth.

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ROI Amplified

Cold Email Outreach Website

ROI Amplified is a retainer-based full-service digital marketing agency offering Google Ads, SEO, social media, HubSpot management, website design, and email marketing. They have managed over $100 million in ad spend and generated $1 billion+ in sales for clients across healthcare, legal, real estate, e-commerce, and professional services.

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Feature Comparison

Attribute	Cardinal Digital Marketing	ROI Amplified
Category	SEO & Organic Growth	Cold Email Outreach
Rating
Location	Atlanta, Georgia	Tampa, Florida
Services	Branding Brand Strategy Online Reputation Management Content Marketing Content Strategy Content Syndication Copywriting Storytelling Video Production SEO APP Store Optimization Backlink Management International SEO Link Building Local SEO Mobile SEO SEO Consulting Search Engine Marketing Shopify SEO Technical SEO Wordpress SEO Youtube SEO Google Ads & PPC Management Social Media Advertising & Strategy SEO & Local SEO HubSpot Management & CRM Implementation Website Design & Development Email Marketing & Automation Display Ads Retargeting and Remarketing Marketing Automation WordPress SEO	Branding Brand Strategy Online Reputation Management Content Marketing Content Strategy Content Syndication Copywriting Storytelling Video Production SEO APP Store Optimization Backlink Management International SEO Link Building Local SEO Mobile SEO SEO Consulting Search Engine Marketing Shopify SEO Technical SEO Wordpress SEO Youtube SEO Google Ads & PPC Management Social Media Advertising & Strategy SEO & Local SEO HubSpot Management & CRM Implementation Website Design & Development Email Marketing & Automation Display Ads Retargeting and Remarketing Marketing Automation WordPress SEO
Industries	Health & Wellness	B2B Services Ecommerce Manufacturing Healthcare Legal Real Estate Professional Services
Pros	Deep specialization in healthcare marketing with 15+ years of experience Proactive, transparent communication with direct access to account management Data-driven approach using proprietary RevRx tool for media mix optimization Results-obsessed culture with rigorous testing and iteration	Transparent, data-driven approach with no long-term contracts and full reporting. HubSpot and Adobe Marketo partners, enabling enterprise-level marketing automation. In-house team of certified experts across all digital marketing channels.
Cons	Primarily focused on healthcare, limiting appeal for other industries	Small team (1-9 employees) may limit capacity for very large or simultaneous projects. Retainer-based pricing may not suit businesses looking for one-off or project-based
Website	Visit Site	Visit Site

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Free Plan Available

You shouldn’t have to overpay for cold email tools. With Mystrika, you won’t.

It does cold email warmup, sequences, unified inbox, and AI writing - all in one place. Every other tool that does this charges somewhere between $100 and $500 a month. Mystrika has a free plan. 500 prospects. No expiry. No card.

The people who consistently book meetings from cold email aren’t smarter. They just stopped leaving money on the table.

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