--- title: Stacks Reviews meta_title: 'Stacks Reviews 2026: Details, Pricing, & Features | G2' meta_description: Filter reviews by the users' company size, role or industry to find out how Stacks works for a business like yours. date_modified: '2026-10-31' parent_category: name: Sales Tools url: https://www.g2.com/categories/sales-tools ---

Stacks Reviews & Product Details

Your next customer shouldn't mean another spreadsheet, another login and another round of typing. Stacks brings sales, email campaigns, invoices and bookings together around one shared customer record. Follow the relationship from first hello to paid invoice, and bring your team along with unlimited users and no per-user fees. Start with all modules on the $0 plan. Connect AI agents through MCP or REST API with scoped permissions.

Seller

Vantage Technologies

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Stacks Support

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