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Average Ratings 0 Ratings

Total
ease
features
design
support

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Write a Review

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

Winnr serves as a comprehensive platform for cold email infrastructure, handling the entire sending process seamlessly. Users can easily register outreach domains via the dashboard and create SMTP mailboxes that come equipped with pre-configured DKIM, SPF, and DMARC records, while also participating in a warmup automation process. A centralized inbox collects responses from all mailboxes, and with a single click, users can export credentials to tools like Smartlead or Instantly. Additionally, agencies and resellers have the capability to programmatically manage their infrastructure through REST API and webhooks. Continuous monitoring of deliverability highlights potential DNS drift and blacklist concerns before they can disrupt campaigns. In comparison to managing numerous Google Workspace inboxes, Winnr significantly reduces expenses and streamlines the setup timeframe from several days to mere minutes, making it an invaluable tool for efficient outreach. This innovative solution empowers teams to optimize their email strategies without the hassle of traditional setups.

API Access

Has API No 

API Access

Has API No 

Screenshots View All

No images available

Screenshots View All

No images available

Integrations

Gmail Yes 
Slack Yes 

Integrations

Gmail No 
Slack No 

Pricing Details

No price information available.
Free Trial No 
Free Version No 

Pricing Details

$69/month
Free Trial No 
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 No 
Live Rep (24/7) No 
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 No 
Live Training (Online) No 
In Person No 

Vendor Details

Company Name

ColdStack.co

Founded

2025

Country

United States

Website

www.coldstack.so/

Vendor Details

Company Name

Winnr

Founded

2024

Country

United States

Website

winnr.app

Product Features

Product Features

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