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Compare 오픈타임 vs My Amazon Guy

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

오픈타임

SEO & Organic Growth Website

Open Time is a specialized GEO and AI search optimization agency based in Busan, South Korea. They help Korean professionals and B2B service companies achieve accurate discovery and citation in global AI search environments like ChatGPT, Perplexity, and Naver AI Briefing using their proprietary K-GEO methodology.

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Winner

My Amazon Guy

Paid Advertising & PPC Website

My Amazon Guy is a full-service Amazon agency specializing in PPC, SEO, design, and platform management. They help sellers achieve significant growth through data-driven strategies and comprehensive account management.

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Feature Comparison

Attribute	오픈타임	My Amazon Guy
Category	SEO & Organic Growth	Paid Advertising & PPC
Rating		Winner +0.1 higher
Location	Busan, Busan, South Korea	Atlanta, Georgia, United States
Services	AI Search Optimization LLM optimization Branding Brand Strategy SEO Backlink Management SEO Consulting Search Engine Marketing Wordpress SEO Advertising Display Ads PPC Amazon Marketing Amazon Advertising Amazon SEO Web Development Graphic Design	AI Search Optimization LLM optimization Branding Brand Strategy SEO Backlink Management SEO Consulting Search Engine Marketing Wordpress SEO Advertising Display Ads PPC Amazon Marketing Amazon Advertising Amazon SEO Web Development Graphic Design
Industries	B2B Services Health & Wellness Healthcare & Hospital	Consumer Goods Ecommerce Health & Wellness
Pros	Over 200 SEO and digital marketing projects experience Covers both global AI engines (ChatGPT, Perplexity, Gemini, Grok, Claude) and Naver	Full-service coverage from PPC and SEO to A+ content and catalog management Transparent reporting and data-driven approach praised by clients
Cons	Small team of 1-9 may limit capacity for large-scale projects Relatively new agency (founded 2023) with limited public client reviews	Higher budget requirement (projects start at $2,500-$5,000) Focus exclusively on Amazon, not suitable for multi-channel ecommerce needs
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.

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