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Compare Zelst vs The Curious Agency

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

Zelst Agency logo

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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Winner
The Curious Agency Agency logo

The Curious Agency

Branding & Design Website

The Curious Agency is a creative agency founded in 2011 that designs brand and web experiences for startups and established brands. It offers digital marketing, eCommerce, advertising, and logo design from its headquarters in Shrewsbury, United Kingdom.

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Feature Comparison

Attribute Zelst The Curious Agency
Category Cold Email Outreach Branding & Design
Rating
Winner +0.5 higher
Location Harrogate, England, United Kingdom Shrewsbury, United Kingdom
Services
  • SEO
  • PPC
  • Content Marketing
  • Social Media Marketing
  • Email Marketing
  • Data Analytics
  • Marketing Automation
  • Digital Marketing
  • eCommerce
  • Advertising
  • Logo Design
  • eCommerce Development
  • SEO
  • PPC
  • Content Marketing
  • Social Media Marketing
  • Email Marketing
  • Data Analytics
  • Marketing Automation
  • Digital Marketing
  • eCommerce
  • Advertising
  • Logo Design
  • eCommerce Development
Industries
B2B Services Ecommerce Fashion Retail Food & Beverages Health & Wellness
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Pros
  • Over 15 years of experience with a proven track record of measurable results (196% visibility increase, 28x ROAS).
  • High client satisfaction with a 4.9 rating and consistent positive feedback on communication and effectiveness.
  • Full-service digital marketing covering SEO, paid media, content, and social, allowing integrated campaigns.
  • Transparent, consultative approach with a focus on metrics that matter to the client.
  • Clients praise the agency's creativity, strategic thinking, and ability to anticipate next steps.
  • Reviewers highlight strong communication, responsiveness, and deadline adherence.
  • Several clients report long-term partnerships spanning branding, website builds, and ongoing SEO and PPC work.
Cons
  • Team size of 10-49 may limit capacity for very large enterprise accounts requiring dedicated large teams.
  • Primary geographic focus on UK and US, less suited for companies targeting other regions.
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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