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Compare ROI Amplified vs Online Solutions Group GmbH

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

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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Winner

Online Solutions Group GmbH

SEO & Organic Growth Website

Online Solutions Group is a Munich-based SEO and performance marketing agency with over 17 years of experience. They combine proprietary automation tools with AI-driven strategies to deliver transparent, measurable results for businesses of all sizes.

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Feature Comparison

Attribute	ROI Amplified	Online Solutions Group GmbH
Category	Cold Email Outreach	SEO & Organic Growth
Rating		Winner +0.5 higher
Location	Tampa, Florida	Munich, Bavaria, Germany
Services	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 Search Engine Marketing WordPress SEO Content Marketing Content Strategy SEO International SEO Link Building Local SEO SEO Consulting Technical 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 Search Engine Marketing WordPress SEO Content Marketing Content Strategy SEO International SEO Link Building Local SEO SEO Consulting Technical SEO
Industries	B2B Services Ecommerce Manufacturing Healthcare Legal Real Estate Professional Services	B2B Services Ecommerce
Pros	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.	Clients consistently praise clear communication, proactive support, and a collaborative
Cons	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	Budget cap of $10,000 per project may not suit enterprise clients with larger, ongoing
Website	Visit Site	Visit Site

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Free Plan Available

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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.

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