Sendwithus

Spec sheet

What it does

Sendwithus lets teams create, optimize, personalize, test and manage transactional emails outside application source code.Read 15 Oct 2026 · sendwithus.com

Purpose

Sendwithus helps teams create, optimize, and personalize transactional emails without deploying code.Read 30 Sep 2026 · dyspatch.io

Free plan

NoRead 20 Sep 2026 · dyspatch.io

Security

The product page states that Sendwithus is SOC compliant.Read 15 Oct 2026 · sendwithus.com

Support

The maker provides email support, a knowledge base and account-management help articles, with premium support listed only for Teams+.Read 15 Oct 2026 · support.sendwithus.com

Headquarters

The product page lists an address in Vancouver, British Columbia, and another in San Francisco, California.Read 30 Sep 2026 · dyspatch.io

Founded

2013Read 28 Sep 2026 · sendwithus.com

Company

The maker's about page identifies Matt Harris as founder and CEO and describes the company as focused on email creation and management.Read 30 Sep 2026 · dyspatch.io

A/B testing

The product supports content and design A/B testing for transactional, triggered and marketing emails.Read 15 Oct 2026 · sendwithus.com

Analytics

Sendwithus provides analytics intended to show user behavior across platforms and inform email optimization.Read 15 Oct 2026 · sendwithus.com

API clients

Official client libraries are listed for .NET, Java, Node.js, PHP, Python, Ruby on Rails and Ruby; the maker says these libraries are open source on GitHub.Read 15 Oct 2026 · support.sendwithus.com

API operations

Documented endpoints cover templates, sending, rendering, customers, snippets, localization, batching and drip campaigns.Read 15 Oct 2026 · support.sendwithus.com

API payload limit

The send endpoint documents template data with a maximum size of 128 KB.Read 15 Oct 2026 · support.sendwithus.com

API style

The public API is REST based, returns JSON, uses standard HTTP status codes and requires HTTPS with HTTP Basic Authentication using an API key.Read 15 Oct 2026 · support.sendwithus.com

API test keys

Every account includes test API keys that process requests without actually delivering email.Read 15 Oct 2026 · support.sendwithus.com

API version

The documentation identifies v1 as current and says v2 is under development.Read 15 Oct 2026 · support.sendwithus.com

Batching limit

The API documentation says batches larger than 10 requests are not recommended.Read 15 Oct 2026 · support.sendwithus.com

Company identity

The current site footer identifies the operating company as Techdrop Labs Inc.Read 15 Oct 2026 · sendwithus.com

Company locations

The maker lists Vancouver, British Columbia and San Francisco, California addresses.Read 15 Oct 2026 · sendwithus.com

Customer scale

The maker says more than 200 brands use Sendwithus for transactional-email creation and management.Read 15 Oct 2026 · sendwithus.com

Developer documentation

The knowledge base includes REST API, Jinja2, template editing, device testing, ESP connections, campaigns, analytics, automation, segmentation and troubleshooting articles.Read 15 Oct 2026 · support.sendwithus.com

Discontinued integration

Stripe integration is discontinued; existing connected accounts can manage triggers, while new users cannot attach Stripe.Read 15 Oct 2026 · support.sendwithus.com

Email testing

It supports built-in content and design A/B testing for transactional, triggered, and marketing emails.Read 30 Sep 2026 · dyspatch.io

ESP compatibility

The compatibility chart lists SparkPost, Mailjet, Mailgun, Mandrill, SendGrid, Postmark, Amazon SES and SMTP, with analytics capabilities varying by provider.Read 15 Oct 2026 · support.sendwithus.com

ESP integration

Sendwithus connects to an existing email service provider and is designed to keep email templates outside application code.Read 15 Oct 2026 · sendwithus.com

Founded and size

Built In lists Sendwithus as founded in 2013, headquartered in San Francisco and having 28 total employees.Read 15 Oct 2026 · builtin.com

Founder

Dyspatch’s company history identifies Matt Harris as founder and CEO.Read 15 Oct 2026 · dyspatch.io

GetApp platform support

GetApp lists web, Android and iPhone/iPad access, plus email/help-desk, knowledge-base and FAQ support options.Read 15 Oct 2026 · getapp.com

Limit: complex workflows

A TrustRadius reviewer says Sendwithus works well for basic transactional email but becomes inadequate for complicated workflows and segmentation.Read 15 Oct 2026 · trustradius.com

Limit: reliability and support

One G2 reviewer reports confusing triggers, emails failing without clear reasons and support responses taking up to about 24 hours.Read 15 Oct 2026 · g2.com

Limit: search, HTML and reporting

TrustRadius reviewers cite weak template search, a difficult HTML editor, limited reporting and insufficient user or device metrics.Read 15 Oct 2026 · trustradius.com

Limit: templates and customization

G2 reviewers report that the template library is limited and deeper customization can require HTML/CSS knowledge.Read 15 Oct 2026 · g2.com

LinkedIn product description

LinkedIn describes Sendwithus as Dyspatch transactional-email software for creating, optimizing and personalizing email without deploying code.Read 15 Oct 2026 · linkedin.com

Listed ESPs

The maker's integration directory lists Sendwithus as an ESP and also lists providers including SendGrid, Mailgun, Postmark, and SparkPost.Read 30 Sep 2026 · dyspatch.io

No self-hosting stated

The reviewed maker pages present Sendwithus as a hosted web application with login and API access; they do not document a self-hosted edition or downloadable server package.Read 15 Oct 2026 · app.sendwithus.com

Node SDK licence

The public Sendwithus NodeJS client repository is licensed Apache-2.0; this is the SDK licence, not a statement that the hosted Sendwithus service is open source.Read 15 Oct 2026 · github.com

Praise: campaigns and editor

TrustRadius reviewers praise the comprehensive dashboard, easy email constructor, previewing and drip-campaign capability.Read 15 Oct 2026 · trustradius.com

Praise: usability

G2 reviewers repeatedly describe the dashboard and email editor as easy to use and say the product separates engineering API work from marketing template changes.Read 15 Oct 2026 · g2.com

Rating on G2

4.7 out of 5 from 3 reviews.Read 15 Oct 2026 · g2.com

Rating on GetApp

5.0 out of 5 from 1 review.Read 15 Oct 2026 · getapp.com

Rating on TrustRadius

8 out of 10 from 3 reviews.Read 15 Oct 2026 · trustradius.com

Release news

A release note dated April 2, 2026 announced autosave for email, SMS, push and voice builders, Dyspatch University and workspace-scoped image-library folders.Read 15 Oct 2026 · dyspatch.io

Scale

The product page says more than 200 brands use Sendwithus to manage transactional email creation.Read 30 Sep 2026 · dyspatch.io

Scheduling

It can send triggered, scheduled, or impromptu emails.Read 30 Sep 2026 · dyspatch.io

Triggered and scheduled mail

The service can send triggered, scheduled or manually initiated emails.Read 15 Oct 2026 · sendwithus.com

Plans and prices

Every Sendwithus plan and price →

Where Specifiction places it

• Email Template Software#11 of 268.0
• Transactional email services#18 of 418.4
• Transactional Email Software#27 of 417.9