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Compare Zelst vs OutsourceSEM

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

Zelst

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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OutsourceSEM

OutsourceSEM

B2B Lead Generation Website

OutsourceSEM is a white-label digital marketing agency offering PPC, SEO, social media, and content marketing services. They focus on project execution and client retention, serving small to enterprise businesses globally.

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Feature Comparison

Attribute Zelst OutsourceSEM
Category Cold Email Outreach B2B Lead Generation
Rating
Location Harrogate, England, United Kingdom Patna, Bihar, India
Services
  • SEO
  • PPC
  • Content Marketing
  • Social Media Marketing
  • Email Marketing
  • Data Analytics
  • Marketing Automation
  • Advertising
  • Display Ads
  • Retargeting and Remarketing
  • Content Strategy
  • Marketing Advice
  • Lead Generation
  • Market Research
  • Link Building
  • Local SEO
  • Mobile SEO
  • SEO Consulting
  • Search Engine Marketing
  • Shopify SEO
  • Technical SEO
  • Wordpress SEO
  • Youtube SEO
  • Content Creation
  • Facebook Advertising
  • Web Development
  • Web Design
  • SEO
  • PPC
  • Content Marketing
  • Social Media Marketing
  • Email Marketing
  • Data Analytics
  • Marketing Automation
  • Advertising
  • Display Ads
  • Retargeting and Remarketing
  • Content Strategy
  • Marketing Advice
  • Lead Generation
  • Market Research
  • Link Building
  • Local SEO
  • Mobile SEO
  • SEO Consulting
  • Search Engine Marketing
  • Shopify SEO
  • Technical SEO
  • Wordpress SEO
  • Youtube SEO
  • Content Creation
  • Facebook Advertising
  • Web Development
  • Web Design
Industries
B2B Services Ecommerce Fashion Retail Food & Beverages Health & Wellness
Automotive Consumer Goods Ecommerce Home Services Travel & Tourism
Pros
  • Transparent, consultative approach with a focus on metrics that matter to the client.
  • White-label services with NDA for client retention and brand integrity
  • Certified Google Partners with proven track record (e.g., 61% organic traffic increase)
  • Customizable reporting and 24/7 support for transparent campaign management
  • Cost-effective outsourcing for agencies and businesses seeking scalable digital
Cons
  • Primary geographic focus on UK and US, less suited for companies targeting other
  • Small team size (10-49) may limit capacity for large-scale, multi-channel campaigns
  • Budget per project capped at $1,000, not ideal for enterprise-level budgets
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