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Compare Référenceur vs C17 Lab

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

Référenceur

SEO & Organic Growth Website

Référenceur is a digital marketing agency specializing in online visibility and digital performance, operating in Belgium and Luxembourg. They help businesses gain visibility, attract qualified leads, and transform their digital presence into a growth engine.

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Winner

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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Feature Comparison

Attribute	Référenceur	C17 Lab
Category	SEO & Organic Growth	Cold Email Outreach
Rating		Winner +0.5 higher
Location	Liege, Wallonia, Belgium	San Francisco, California, USA
Services	Advertising PPC SEO Local SEO SEO Consulting Social Media Management Website Creation & Optimization LLM/GEO 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	Advertising PPC SEO Local SEO SEO Consulting Social Media Management Website Creation & Optimization LLM/GEO 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
Industries	B2B Services Construction Ecommerce	SaaS E-commerce VC-backed startups Professional Services Manufacturing & Distribution B2B SaaS for Traditional Industries
Pros	Over 15 years of digital marketing experience with a proven track record Full-service agency covering SEO, SEA, social media, web development, and LLM SEO Personalized strategies tailored to business objectives and competitive scene Strong client satisfaction reflected in a 4.5 rating and positive long-term reviews	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
Cons	Geographic focus on Belgium and Luxembourg may not suit international clients Relatively small team may have limited bandwidth for very large enterprise projects	-
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.

See the Free Plan

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