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Compare Zelst vs Sigma Solutions

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

Zelst

Cold Email Outreach Website

Zelst is a highly experienced search marketing agency that helps clients to be seen and get found online. They achieve substantial return on marketing investment through creative and strategic search marketing.

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Sigma Solutions

B2B Lead Generation Website

Sigma Solutions is a B2B online marketing agency that helps producing and trading companies achieve measurable growth through their internet channel. They provide strategic guidance, implementation, and ongoing management of websites, webshops, and apps.

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Feature Comparison

Attribute	Zelst	Sigma Solutions
Category	Cold Email Outreach	B2B Lead Generation
Rating
Location	Harrogate, England, United Kingdom	Alkmaar, North Holland, Netherlands
Services	SEO PPC Content Marketing Social Media Marketing Email Marketing Data Analytics Marketing Automation Web Development Lead Generation Inbound Marketing	SEO PPC Content Marketing Social Media Marketing Email Marketing Data Analytics Marketing Automation Web Development Lead Generation Inbound Marketing
Industries	B2B Services Ecommerce Fashion Retail Food & Beverages Health & Wellness	Automotive Construction Consumer Goods IT
Pros	Transparent, consultative approach with a focus on metrics that matter to the client.	Over 20 years of experience in B2B online marketing since 2003 Full-service agency covering strategy, implementation, and maintenance Strong focus on measurable ROI and sustainable growth for clients Serves both small and mid-sized businesses with project budgets starting at $2,500
Cons	Primary geographic focus on UK and US, less suited for companies targeting other	Primarily focused on the Netherlands market, limiting geographic reach No client reviews or testimonials publicly available on Semrush profile
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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