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Compare R3.inc vs Zelst

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

R3.inc

SEO & Organic Growth Website

R3.inc is a Japanese digital marketing agency specializing in integrated advertising, SEO/SXO, and analytics. Founded in 2001, they combine AI-driven ad optimization with search experience optimization to deliver measurable results for small to mid-sized businesses.

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Winner

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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Feature Comparison

Attribute	R3.inc	Zelst
Category	SEO & Organic Growth	Cold Email Outreach
Rating		Winner +0.1 higher
Location	Osaka, Osaka, Japan	Harrogate, England, United Kingdom
Services	Advertising PPC Retargeting and Remarketing Video Marketing Data Analytics Data Science Data Visualization Marketing Advice Inbound Marketing Market Research SEO Local SEO SEO Consulting Social Media Marketing Facebook Advertising Instagram Marketing Web Development Web Design Wordpress Design Content Marketing Email Marketing Marketing Automation	Advertising PPC Retargeting and Remarketing Video Marketing Data Analytics Data Science Data Visualization Marketing Advice Inbound Marketing Market Research SEO Local SEO SEO Consulting Social Media Marketing Facebook Advertising Instagram Marketing Web Development Web Design Wordpress Design Content Marketing Email Marketing Marketing Automation
Industries	B2B Services Healthcare & Hospital Manufacturing Real Estate Travel & Tourism	B2B Services Ecommerce Fashion Retail Food & Beverages Health & Wellness
Pros	Long-established agency with over 20 years of digital marketing experience Google Partner and GAIQ certified team ensures expertise in Google Ads and Analytics Combines advertising and SEO/SXO for a fully integrated digital strategy Uses AI and machine learning to optimize ad performance and search experience	Transparent, consultative approach with a focus on metrics that matter to the client.
Cons	Small team (1-9) may limit capacity for large-scale or multi-market campaigns Primarily focused on the Japanese market, not ideal for global or multilingual initiatives	Primary geographic focus on UK and US, less suited for companies targeting other
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.

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