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Compare Closed:in vs Agência Mestre

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

Closed:in

Closed:in

Cold Email Outreach Website

Closed:in is a cold-email specialist and Clay/Instantly partner building hyper-personalized outbound systems that book meetings and generate pipeline. They use Clay-powered outbound campaigns for B2B service companies to deliver sales calls within 2-3 weeks.

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Winner
Agência Mestre

Agência Mestre

B2B Lead Generation Website

The biggest SEO and Inbound reference in Brazil, Agência Mestre transforms marketing into real growth with a proven methodology and consecutive awards as the best agency in the RD Station ecosystem.

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Feature Comparison

Attribute Closed:in Agência Mestre
Category Cold Email Outreach B2B Lead Generation
Rating -
Winner +4.5 higher
Location Utrecht Sao Paulo, State of Sao Paulo, Brazil
Services
  • Cold email campaign design & ops
  • Prospect sourcing & enrichment (Clay stacks)
  • Deliverability engineering & inbox landing
  • Reply qualification workflows & appointment setting
  • Template + sequence personalization at scale
  • Advertising
  • PPC
  • Retargeting and Remarketing
  • Marketing Advice
  • Inbound Marketing
  • Lead Generation
  • SEO
  • SEO Consulting
  • Technical SEO
  • Cold email campaign design & ops
  • Prospect sourcing & enrichment (Clay stacks)
  • Deliverability engineering & inbox landing
  • Reply qualification workflows & appointment setting
  • Template + sequence personalization at scale
  • Advertising
  • PPC
  • Retargeting and Remarketing
  • Marketing Advice
  • Inbound Marketing
  • Lead Generation
  • SEO
  • SEO Consulting
  • Technical SEO
Industries
SaaS fintech recruitment agencies e-commerce financial services
B2B Services Ecommerce Education Institutions
Pros
  • High reply rates on top campaigns (claimed 50%+)
  • Quick pipeline generation (e.g., $190K in 60 days)
  • Official Clay Solutions Partner and Certified Instantly Expert
  • End-to-end automation using Clay and Instantly
  • Trusted by 50+ B2B companies
  • Award-winning agency with 4 consecutive years as best digital agency in Brazil
  • End-to-end services covering SEO, inbound, paid traffic, and web development
  • Strong focus on ROI with documented results like 104% increase in Google Ads conversions
  • Deep expertise in RD Station ecosystem and proven methodology for lead generation
Cons
  • No client reviews available on Clutch or G2
  • Small team (1-10 employees) may limit capacity for large-scale campaigns
  • Services primarily in Portuguese, limiting international clients
  • Minimum project budget of $2,500 may be high for very small businesses
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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