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Compare Online Solutions Group GmbH vs ROI Amplified

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

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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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	Online Solutions Group GmbH	ROI Amplified
Category	SEO & Organic Growth	Cold Email Outreach
Rating	Winner +0.5 higher
Location	Munich, Bavaria, Germany	Tampa, Florida
Services	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 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
Industries	B2B Services Ecommerce	B2B Services Ecommerce Manufacturing Healthcare Legal Real Estate Professional Services
Pros	Clients consistently praise clear communication, proactive support, and a collaborative	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	Budget cap of $10,000 per project may not suit enterprise clients with larger, ongoing	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.

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