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Compare Closed:in vs ClayMBA

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

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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ClayMBA

B2B Lead Generation Website

ClayMBA is an educational platform founded by Hans Dekker, designed to help professionals master Clay for automating personalized outbound sales campaigns. The program includes 10 modules, test assignments, and bonus materials like templates and data sources. It is tailored for SDRs, lead generation agencies, and revenue leaders aiming to enhance their outbound strategies.

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Feature Comparison

Attribute	Closed:in	ClayMBA
Category	Cold Email Outreach	B2B Lead Generation
Rating	-	-
Location	Utrecht	N/A
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 Clay Mastery Course Outbound Campaign Strategy Clay Playbooks and Templates Data Enrichment Techniques AI-driven Email Personalization	Cold email campaign design & ops Prospect sourcing & enrichment (Clay stacks) Deliverability engineering & inbox landing Reply qualification workflows & appointment setting Template + sequence personalization at scale Clay Mastery Course Outbound Campaign Strategy Clay Playbooks and Templates Data Enrichment Techniques AI-driven Email Personalization
Industries	SaaS fintech recruitment agencies e-commerce financial services	-
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	-
Cons	No client reviews available on Clutch or G2 Small team (1-10 employees) may limit capacity for large-scale campaigns	-
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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