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About

Sendscale is an AI-powered cold email and lead-generation platform that combines your entire outbound stack into a single workspace. Unlike tools that handle just sending or just warmup, Sendscale brings together a team of 8 AI agents that find leads from your website, draft sequences, configure campaigns, rotate inboxes, and protect your deliverability, all from a single dashboard. Sign up free, connect your email, or grab a pre-warmed inbox, and get 1,000 lead credits to start outreach on day one. Recent updates include a new floating AI Chat assistant and pre-warmed inbox packages available from first login, making it one of the fastest ways to go from zero to a live outbound campaign.

About

Winnr is a cold email infrastructure platform that runs the full sending stack in one place. Teams register outreach domains inside the dashboard, generate SMTP mailboxes that come with DKIM, SPF, and DMARC records already published, and enroll them in automated warmup. A shared inbox aggregates replies across every mailbox, and credentials export in one click to sequencers such as Smartlead or Instantly. Agencies and resellers can provision infrastructure programmatically through the REST API and webhooks. Continuous deliverability monitoring surfaces DNS drift and blacklist issues before they affect campaigns. Compared with running dozens of Google Workspace inboxes, Winnr cuts cost dramatically and reduces setup from days to minutes.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Founders, sales teams, SDRs, and agencies running outbound email campaigns at scale.

Audience

Outbound sales teams, lead generation agencies, recruiters, and resellers running cold email at scale

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

No images available

Pricing

$35/month
Free Version
Free Trial

Pricing

$69/month
Free Version
Free Trial

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 4.9 / 5
design 4.6 / 5
support 5.0 / 5

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Pros & Cons from Real Users

Pros

  • SendScale gave us a stronger workflow for cold outreach. Lead discovery, campaign scheduling, email warmup, and reply management were easier to coordinate.
  • SendScale supported our cold email scaling by combining account warmup, advanced scheduling, lead lists, and outreach sequences in a single platform.
  • SendScale made outbound less overwhelming for our startup. The lead search, campaign builder, warmup, and reply tools helped us move faster with fewer steps.
  • Scaling our daily outreach volume significantly did not result in any spam issues or domain blacklisting; the safety features and throttles built into the sender are truly excellent for long-term health.
  • Outstanding deliverability rates. We are reaching decision-makers that our previous tools simply couldn't get to.

Cons

  • I would like more built-in copy suggestions for different industries. The tools are useful, but messaging still takes time to get right.
  • More advanced performance dashboards would be helpful for revenue teams. I wanted clearer campaign-level views for replies, booked calls, and account health.
  • There are still details to learn if you are new to cold email. Better examples for campaign structure and messaging would be helpful.
  • Some of the more advanced filtering and segmentation options do have a bit of a learning curve for new users.
  • Bulk editing existing sequences could be a bit more streamlined for users.

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

SendScale
Founded: 2023
United States
www.sendscale.com

Company Information

Winnr
Founded: 2024
United States
winnr.app

Alternatives

Alternatives

No Alternatives
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PrimaryHub

PrimaryHub

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Categories

Categories

Integrations

Google

Integrations

Google
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