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Compare EraB2B vs Closed:in

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Winner

EraB2B

Full Sales Cycle Website

EraB2B is a French B2B lead generation agency specializing in end-to-end cold outreach campaigns. Founded in 2016, they handle email infrastructure, LinkedIn targeting, message crafting, and appointment scheduling to deliver 50-200+ qualified meetings per year for clients.

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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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Feature Comparison

Attribute	EraB2B	Closed:in
Category	Full Sales Cycle	Cold Email Outreach
Rating	Winner +5.0 higher	-
Location	Paris, France	Utrecht
Services	Email infrastructure setup Domain and email address acquisition Email warm-up Prospect targeting Email scraping and enrichment Campaign automation Prospect response management Appointment scheduling Cold calling LinkedIn prospection Instagram automation CRM synchronization Deliverability coaching Sales coaching Cold email campaign design & ops Prospect sourcing & enrichment (Clay stacks) Deliverability engineering & inbox landing Reply qualification workflows & appointment setting Template + sequence personalization at scale	Email infrastructure setup Domain and email address acquisition Email warm-up Prospect targeting Email scraping and enrichment Campaign automation Prospect response management Appointment scheduling Cold calling LinkedIn prospection Instagram automation CRM synchronization Deliverability coaching Sales coaching Cold email campaign design & ops Prospect sourcing & enrichment (Clay stacks) Deliverability engineering & inbox landing Reply qualification workflows & appointment setting Template + sequence personalization at scale
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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