SparkPost vs Doppler Relay vs Kingmailer vs SMTP - Which Tool Fits Your Business?

Overview

Key features

Pricing

Other Details

User reviews

Integratons

Media & Screenshots

Alternatives

	SparkPost (79) Get Quote Get Quote	Doppler Relay (4) Get Quote Get Quote	Kingmailer (2) Get Quote Get Quote

TL;DR - Quick Comparison Summary
Affiliate Disclosure

Description	SparkPost is a cloud platform for sending transactional email, marketing emails, & newsletters API. Users can integrate with SparkPost through shell-accessible HTTP API endpoints. Available ... Read More	Doppler is a transactional email platform that manages the flow of information across the internet. It is a SaaS product that businesses use to connect with audiences on mobile and web ... Read More	Kingmailer lets you build and manage your email marketing campaigns. As a transactional email software, it helps you create email newsletters, unsubscribes, product updates, and even ... Read More
Entry Level Pricing	Not Available	Starts from $26.50	Not Available
Free Trial Availability	Get Free Trial	Get Free Trial	No free trial
Spotsaas Score	9.2/10	8.1/10	7.8/10
User Ratings	3.8 (129)	4.8 (5)	4.1 (17)
	Get Quote	Get Quote	Get Quote

Software Demo

Demo

How do SparkPost, Doppler Relay, Kingmailer and SMTP Compare on Features?

Total Features	25 Features	9 Features	12 Features
Unique Features
	Get Quote	Get Quote	Get Quote

What Do SparkPost, Doppler Relay, Kingmailer and SMTP Cost?

Pricing Option
Starting From	Not Available	$26.50	Not Available
Pricing Plans	Not Available	Not Available	Not Available
Pricing Page
	View detailed pricing	View detailed pricing	View detailed pricing

Other Details

Organization Types supported	Large Enterprises Medium Business Small Business Individuals Freelancers	Large Enterprises Medium Business Small Business Individuals Freelancers	Large Enterprises Medium Business Small Business Individuals Freelancers
Platforms Supported	Browser Based (Cloud) Mobile - iOS Browser Based (Cloud)	Browser Based (Cloud) Mobile - iOS Browser Based (Cloud)	Browser Based (Cloud) Mobile - iOS Browser Based (Cloud)
Modes of support	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online	24/7 (Live rep) Business Hours Online
API Support	Not Available	Available	Available
	Get Quote	Get Quote	Get Quote

SparkPost vs Doppler Relay vs Kingmailer User Reviews & Rating Comparison

User Ratings	3.8 (based on 129 reviews)	4.8 (based on 5 reviews)	4.1 (based on 17 reviews)
Rating Distribution	Excellent 51 Very Good 19 Good 1 Poor 0 Terible 8	Excellent 4 Very Good 0 Good 0 Poor 0 Terible 0	Excellent 0 Very Good 2 Good 0 Poor 0 Terible 0
Expert's Review generated by AI	Sparkpost has earned a stellar reputation among its users in the past year, with consistently positive feedback highlighting their superb support team, reliable platform, and robust emailing ...Read more	No Expert ai Review available for the product	No Expert ai Review available for the product
Pros and Cons	Pros and Cons of SparkPost Excellent and prompt customer support, with responsive and knowledgeable team members. User-friendly interface and tools, making it easy to navigate and use the platform efficiently. Reliable email delivery and performance, ensuring mails are sent correctly with great deliverability. Robust APIs and flexible customization options, catering to developer needs and providing scalability. Complexities for novices: The platform might be overwhelming for beginners without adequate support or technical knowledge. Limited customization and feature extensions: Marketplace offerings might be insufficient for users requiring advanced functionalities or specific integrations.	Pros and Cons of Doppler Relay	Pros and Cons of Kingmailer
Positive Reviews	No reviews available for the product	No reviews available for the product	No reviews available for the product
Negative Reviews	No reviews available for the product	No reviews available for the product	No reviews available for the product
	Read reviews	Read reviews	Read reviews

List of Customers

Customers	No Customers information available.	Sodexo Bancor Banco Hipotecario	No Customers information available.

Media and Screenshots

Screenshots	3 Screenshots	No screenshots available.	1 Screenshots
Videos	2 Videos	2 Videos	1 Videos

Alternatives

Alternatives	SMTP 3.9 Campaigner 3 Moosend 4.3	SMTP 3.9 Campaigner 3 Moosend 4.3	SMTP 3.9 Campaigner 3 Moosend 4.3

Frequently Asked Questions (FAQs)

Stuck on something? We're here to help with all the questions and answers in one place.

Yes, both SparkPost and Doppler Relay offer a Free Trial.

SparkPost is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.

Doppler Relay is designed for Large Enterprises, Medium Business and Small Business.

The starting price of Doppler Relay begins at $26.50/Month, while pricing details for SparkPost are unavailable.

Some top alternatives to SparkPost includes SMTP, Campaigner and Moosend.

Some top alternatives to Doppler Relay includes SMTP, Campaigner, Moosend, Aritic Mail, JangoSMTP, MailerSend, Flowmailer, Mailrelay, MyBizMailer, Mailchimp Transactional Email, UniOne and Takeout.

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].

SparkPost vs Doppler Relay vs Kingmailer vs SMTP - Which Tool Fits Your Business?

SparkPost

Doppler Relay

Kingmailer

TL;DR - Quick Comparison SummaryAffiliate Disclosure

Description

Entry Level Pricing

Free Trial Availability

Spotsaas Score

User Ratings

Software Demo

Demo

How do SparkPost, Doppler Relay, Kingmailer and SMTP Compare on Features?

Total Features

Unique Features

What Do SparkPost, Doppler Relay, Kingmailer and SMTP Cost?

Pricing Option

Starting From

Pricing Plans

Pricing Page

Other Details

Organization Types supported

Platforms Supported

Modes of support

API Support

SparkPost vs Doppler Relay vs Kingmailer User Reviews & Rating Comparison

User Ratings

Rating Distribution

Expert's Review generated by AI

Pros and Cons

Pros and Cons of SparkPost

Pros and Cons of Doppler Relay

Pros and Cons of Kingmailer

Positive Reviews

List of Customers

Customers

Media and Screenshots

Screenshots

Videos

Alternatives

Alternatives

Frequently Asked Questions (FAQs)

TL;DR - Quick Comparison Summary
Affiliate Disclosure