Average Ratings 0 Ratings
Average Ratings 0 Ratings
Description
Coldletter is an email design and automation layer that helps teams create, manage, and send product emails without replacing their existing email provider. It connects with delivery services such as SendGrid, Postmark, Amazon SES, Mailgun, Resend, and SparkPost, giving companies flexibility while keeping sending infrastructure intact. The platform includes a visual editor where teams can build templates, add variables, reuse blocks, and preview emails across clients such as Gmail, Outlook, and Apple Mail. Every template is designed to be responsive, accessible, and safe for dark mode by default. Developers can trigger templates through a single API request while Coldletter handles rendering, data merging, routing, retries, suppression, and idempotency. Marketing, lifecycle, design, and product teams can use the platform to manage email content without constantly relying on engineering for every change. Journey automation tools allow users to create workflows based on events, schedules, engagement, attributes, or A/B testing paths. Version control, template diffs, rollbacks, localization, test sends, roles, approvals, and analytics help teams manage production emails with more confidence. Coldletter gives organizations a structured way to build polished product emails while improving collaboration between technical and non-technical teams.
Description
Sendwithus empowers smaller teams to handle their transactional email needs without the complexities of source code integration. Enhance collaboration among team members through a structured folder system that facilitates simultaneous work on various campaigns. Gain greater control over your workflows with customizable user access settings, ranging from read-only permissions to full administrative rights. The in-app dashboard simplifies the management of both templates and users, streamlining the overall process. Users can easily share templates and reusable code snippets—covering elements such as headers, footers, and navigation—to maintain brand consistency across all communications. Each email can be previewed on numerous devices within the application to ensure it appears flawless before reaching your audience. Additionally, leverage localization and translation features to effectively engage with global markets, broadening your outreach and impact. With these tools, teams can work more efficiently and creatively, fostering innovation in their email campaigns.
API Access
Has API
No
API Access
Has API
No
Screenshots View All
No images available
Integrations
Amazon Redshift
No
Amazon SES
Yes
Designmodo Postcards
No
Desktop.com
No
Dyspatch
No
Lyftrondata
No
Peaka
No
Postmark
Yes
Rambox
No
SendGrid
Yes
Integrations
Amazon Redshift
Yes
Amazon SES
No
Designmodo Postcards
Yes
Desktop.com
Yes
Dyspatch
Yes
Lyftrondata
Yes
Peaka
Yes
Postmark
No
Rambox
Yes
SendGrid
No
Pricing Details
$0
Free Trial
No
Free Version
Yes
Pricing Details
No price information available.
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
Yes
Customer Support
Business Hours
No
Live Rep (24/7)
No
Online Support
No
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
No
In Person
No
Types of Training
Training Docs
No
Webinars
No
Live Training (Online)
No
In Person
No
Vendor Details
Company Name
Optosoftware inc.
Founded
2025
Country
Canada
Website
coldletter.com
Vendor Details
Company Name
Dyspatch
Founded
2013
Country
United States
Website
www.dyspatch.io/sendwithus/
Product Features
Email Marketing
A/B Testing
No
Artificial Intelligence
No
Auto-Responders
No
CAN SPAM Compliance
No
Customer Surveys
No
Drip Campaigns
No
Dynamic Content
No
Event Triggered Email
No
Image Library
No
Landing Pages/Web Forms
No
Mailing List Management
No
Mobile Optimized Emails
No
Reporting/Analytics
No
Subscriber Management
No
Template Management
No
WYSIWYG Email Editor
No
Email Template Design
A/B Testing
No
Code From Scratch
No
Drag & Drop Editing
No
Image Library
No
Import HTML Code
No
Mobile-Friendly / Responsive
No
Potential Issue Identification
No
Premade Templates
No
Proofing
No
Reporting / Analytics
No
Text Editor
No
Theme Editor
No
Product Features
Email Template Design
A/B Testing
No
Code From Scratch
No
Drag & Drop Editing
No
Image Library
No
Import HTML Code
No
Mobile-Friendly / Responsive
No
Potential Issue Identification
No
Premade Templates
No
Proofing
No
Reporting / Analytics
No
Text Editor
No
Theme Editor
No
Transactional Email
A/B Testing
No
Contact Database
No
Dynamic Content
No
Email Monitoring
No
Mailing List Management
No
Reporting/Analytics
No
Spam Check
No
Template Management
No