CRM & sales
Coming after our email marketing library is complete.
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Practical reviews and transparent comparisons for entrepreneurs and small teams — informed by more than a decade of hands-on digital acquisition experience.
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Email marketing & automation
Platforms for newsletters, customer journeys, lead nurturing and sales automation.
Explore the category →Hosting & websites
Coming after our email marketing library is complete.
Editorial library
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Pricing, core features, trade-offs and who the platform is best suited for.
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Side-by-side analysis centered on use cases — not endless feature checklists.
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Built on practical experience
Strategy first. Software second.
ESU Digital was founded by Cleyton Monteiro, a digital strategist with more than 10 years of experience across Google Search Ads, Meta Ads, paid acquisition, conversion funnels, landing pages and tracking.
Our evaluations focus on what matters after the sales page: implementation, usability, commercial fit and the role each tool can realistically play in a growth system.
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