Average Ratings 0 Ratings
Average Ratings 0 Ratings
Description
Stop missing out on deals during the crucial two-hour gap between when a lead replies and when you respond. ColdStack consolidates all cold email replies from platforms like Instantly, Smartlead, and EmailBison into one dedicated Slack channel, allowing your team to view and take action without delay.
Each response generates an instant notification complete with comprehensive engagement details, including who opened the email, the timing, and the frequency of views. Your team can efficiently reply within Slack, while ColdStack ensures that all interactions are synchronized bidirectionally with your original platform, eliminating the hassle of switching between various dashboards, Gmail, and Slack.
Designed specifically for cold email agencies and sales teams that operate within Slack, ColdStack also offers mobile compatibility through Slack's app for seamless communication on the go. This integration enhances your workflow and maximizes your response rate, ensuring that no opportunity slips through the cracks.
Description
Prosyo serves as a comprehensive B2B multichannel outbound operating system designed for founders, agencies, and sales teams, effectively removing the chaos of "franken-stacks" by integrating intent data, LinkedIn automation, and cold emailing into a single, cohesive workflow.
Its standout features include:
Intent-Focused Outreach: Engage with potential buyers by utilizing active signals, de-anonymizing site visitors, tracking interactions with LinkedIn posts, observing job changes, and gathering hiring signals to initiate timely marketing campaigns.
Multichannel Automation: Streamline LinkedIn interactions and cold email communications into a fluid process through intelligent, rule-based branching.
AI-Driven Personalization: Leverage ChatGPT or Claude (via MCP) to create highly personalized introductory messages automatically, tailored to the prospect's information.
Centralized Inbox: Oversee responses from all client LinkedIn and email accounts through a unified dashboard, with sequences that automatically pause when a reply is received.
Scalable for Agencies: Incorporate distinct workspaces for different clients, implement stringent safety measures to protect accounts, and utilize native webhooks and API for enhanced functionality.
By bringing these elements together, Prosyo simplifies the outreach process and empowers teams to focus on meaningful engagement.
API Access
Has API
No
API Access
Has API
Yes
Screenshots View All
No images available
Pricing Details
No price information available.
Free Trial
No
Free Version
No
Pricing Details
$19/month
Free Trial
Yes
Free Version
No
Deployment
Web-Based
Yes
On-Premises
No
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
No
Chromebook
No
Deployment
Web-Based
Yes
On-Premises
No
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
No
Chromebook
No
Customer Support
Business Hours
No
Live Rep (24/7)
No
Online Support
No
Customer Support
Business Hours
Yes
Live Rep (24/7)
Yes
Online Support
Yes
Types of Training
Training Docs
No
Webinars
No
Live Training (Online)
No
In Person
No
Types of Training
Training Docs
Yes
Webinars
Yes
Live Training (Online)
Yes
In Person
No
Vendor Details
Company Name
ColdStack.co
Founded
2025
Country
United States
Website
www.coldstack.so/
Vendor Details
Company Name
Prosyo
Founded
2026
Country
India
Website
prosyo.com
Product Features
Product Features
Sales Engagement
CRM Integration
Yes
Call Scripts / Call Steps
No
Email Sequences
Yes
Email Tracking / Automation
Yes
Lead Management
Yes
Reporting / Analytics
Yes
Sales / Voice Dialer
No
Sales Automation
Yes
Search
Yes
Task Management
No
Templates
Yes
Workflow Management
Yes