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Compare 4UPSCALE vs Closed:in

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4UPSCALE

Multi-Channel Outreach Website

4UPSCALE is a B2B sales agency specializing in account-based marketing (ABM), lead generation, and appointment setting. They help SaaS, IT, and event companies scale their sales pipeline with hyper-personalized outreach and full-funnel GTM strategy.

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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	4UPSCALE	Closed:in
Category	Multi-Channel Outreach	Cold Email Outreach
Rating	-	-
Location	N/A	Utrecht
Services	Account-ABM Lead Generation Appointment Setting Multi-Channel Campaigns Brand Messaging Targeted List Building Sales Process Optimization Market Expansion Strategies Remote SDRs & Inside Sales CRM & Pipeline Management End-to-End GTM Strategy SEO Marketing Funnel Design & Execution Sales Closures & Revenue Support Website Strategy & Development Cold email campaign design & ops Prospect sourcing & enrichment (Clay stacks) Deliverability engineering & inbox landing Reply qualification workflows & appointment setting Template + sequence personalization at scale	Account-ABM Lead Generation Appointment Setting Multi-Channel Campaigns Brand Messaging Targeted List Building Sales Process Optimization Market Expansion Strategies Remote SDRs & Inside Sales CRM & Pipeline Management End-to-End GTM Strategy SEO Marketing Funnel Design & Execution Sales Closures & Revenue Support Website Strategy & Development 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

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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.

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