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Compare C17 Lab vs Online Solutions Group GmbH

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

C17 Lab

C17 Lab

Cold Email Outreach Website

C17 Lab is a B2B outbound growth agency that builds and scales automated sales engines using AI-powered workflows, cold email, and multi-channel outreach to generate qualified meetings and pipeline.

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Online Solutions Group GmbH

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 C17 Lab Online Solutions Group GmbH
Category Cold Email Outreach SEO & Organic Growth
Rating
Location San Francisco, California, USA Munich, Bavaria, Germany
Services
  • AI-powered outbound sales systems
  • Cold email campaigns and automation
  • LinkedIn and multi-channel outreach
  • Email infrastructure and deliverability setup
  • Data-driven campaign optimization
  • Outbound lead generation
  • Inbound lead conversion
  • RevOps and sales enablement
  • Content Marketing
  • Content Strategy
  • SEO
  • International SEO
  • Link Building
  • Local SEO
  • SEO Consulting
  • Technical SEO
  • AI-powered outbound sales systems
  • Cold email campaigns and automation
  • LinkedIn and multi-channel outreach
  • Email infrastructure and deliverability setup
  • Data-driven campaign optimization
  • Outbound lead generation
  • Inbound lead conversion
  • RevOps and sales enablement
  • Content Marketing
  • Content Strategy
  • SEO
  • International SEO
  • Link Building
  • Local SEO
  • SEO Consulting
  • Technical SEO
Industries
SaaS E-commerce VC-backed startups Professional Services Manufacturing & Distribution B2B SaaS for Traditional Industries
B2B Services Ecommerce
Pros
  • Fast lead generation with high-quality, ICP-aligned prospects
  • Tailored AI-powered campaigns that feel 1:1
  • Strong email deliverability and infrastructure setup
  • Proven track record with case studies showing 400+ meetings in 90 days
  • Clients consistently praise clear communication, proactive support, and a collaborative
Cons -
  • Budget cap of $10,000 per project may not suit enterprise clients with larger, ongoing
Website Visit Site Visit Site
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.

See the Free Plan