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Compare Mail Masters SA vs DUO

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

Mail Masters SA Agency logo

Mail Masters SA

Cold Email Outreach Website

Mail Masters SA is a story-driven email and social media marketing agency founded in 2024 in Pretoria. The agency builds full email engines on Klaviyo for wellness, beauty, food & beverage, and e-commerce brands. It specializes in hand-written, anti-AI-generated content and organic social media strategies.

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DUO Agency logo

DUO

Cold Email Outreach Website

DUO Marketing + Communications is a full-service content specialist agency for technology companies in sub-Saharan Africa. Founded in 2004, it aligns public relations and marketing activities to business objectives to deliver return on investment. The agency has offices in Cape Town and Johannesburg.

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Feature Comparison

Attribute Mail Masters SA DUO
Category Cold Email Outreach Cold Email Outreach
Rating - -
Location Pretoria, South Africa Cape Town, South Africa
Services
  • Email Marketing
  • Digital Marketing
  • Content Marketing
  • UI/UX Design
  • B2B Email Marketing
  • CRM Emailing
  • Email Design
  • Email Marketing Software
  • Newsletter
  • Content Creation
  • Copywriting
  • B2B Social Media Marketing
  • Facebook
  • Instagram
  • LinkedIn
  • Social Media Consulting
  • Social Media Marketing
  • Public Relations
  • Email Marketing
  • Digital Marketing
  • Content Marketing
  • UI/UX Design
  • B2B Email Marketing
  • CRM Emailing
  • Email Design
  • Email Marketing Software
  • Newsletter
  • Content Creation
  • Copywriting
  • B2B Social Media Marketing
  • Facebook
  • Instagram
  • LinkedIn
  • Social Media Consulting
  • Social Media Marketing
  • Public Relations
Industries
Beauty eCommerce Consumer Goods Food and Beverage Fashion Health Care
Technology ICT
Pros
  • Hand-writes every email in the brand voice, rejecting AI-generated content
  • Delivered +339% total revenue and +1,713% email-attributed revenue for anchor client Olgani Naturals
  • Operates in English, Afrikaans, and Spanish with full POPIA and GDPR compliance
  • Full-service content specialist focused on translating the business value of technology
  • Operating since 2004 with a stated decade-long track record
  • Named clients include Oracle, Wirecard, Vox Telecom, and redPanda Software
  • Offices in both Cape Town and Johannesburg
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