Software Alternatives & Reviews

Postmark VS Klaviyo

Compare Postmark VS Klaviyo and see what are their differences

Postmark logo Postmark

Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.

Klaviyo logo Klaviyo

Klaviyo helps brands own the customer experience, grow higher-value relationships, and deliver more personalized marketing experiences across email, mobile, and web.
  • Postmark Landing page
    Landing page //
    2024-03-19
  • Klaviyo Landing page
    Landing page //
    2023-09-17

What do sophisticated D2C brands like ColourPop, Huckberry, and Custom Ink all have in common?

They rely on Klaviyo, the leading growth marketing platform chosen by more than 20,000 online businesses. And the results speak for themselves—brands have made more than $3.7 billion in revenue using Klaviyo in the last year alone. With a dedicated team of experts and a platform that consumes more data than any other on the market, Klaviyo helps you own the customer experience and grow higher-value relationships.

From a shopper’s first impression to each subsequent purchase, Klaviyo understands every interaction, empowering online businesses to create more personalized marketing moments. When you have a 360-degree view of the customer, the growth possibilities are endless.

Postmark videos

Using Postmark to send email from Darkroom Booth

Klaviyo videos

MailChimp vs Klaviyo - My Honest Assessment and Review

More videos:

  • Review - Klaviyo Review: Best Email Marketing for Shopify
  • Review - Best Shopify Email Marketing Software | Klaviyo Overview & Review

Category Popularity

0-100% (relative to Postmark and Klaviyo)
Email Marketing
23 23%
77% 77
Email Delivery
100 100%
0% 0
Email Marketing Platforms
Newsletter Marketing
16 16%
84% 84

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Postmark and Klaviyo

Postmark Reviews

7 Best Transactional Email Services: Sendgrid vs. Mandrill & More
Postmark are the most expensive transactional email service (10x the cost of Amazon SES), so what do they do to justify the sky high pricing? Their focus seems to be on providing a high-end service using only the best hardware and software to keep your receive rates high, and your data secure. The impression I get with Postmark is that they’re one of the more transparent...

Klaviyo Reviews

10 best Manychat alternatives in 2024 (free & paid)
Klaviyo is a platform for sending SMS, emails, and mobile push notifications. You can use it to centralize customer data and interactions and build, deliver, and optimize personalized experiences.
Source: chatfuel.com
Klaviyo Alternative
As we wrote this page, Klaviyo just increased it’s price a few weeks ago. But still charges for contact list size. We don’t. Fair pricing for a marketing automation solution should be based on active users. If pricing is important for your marketing automation software, then you need to consider Vibetrace as a good Klaviyo alternative.
Source: vibetrace.com
Best 12 Klaviyo Alternatives for Shopify
However, these functionalities may be out of your reach due to the cost of Klaviyo. Klaviyo’s free plan is great for a start. You can access this tool’s many functionalities, but only if your contact list is 250 or less. The more your contact list grows, the higher the cost. Klaviyo can become expensive in no time with a higher contact list.
Source: adoric.com
9 Best Campaign Monitor Alternatives To Power Up Your Personalization Efforts [2023]
Klaviyo’s prices start at $20/month for 500 contacts, making it one of the less affordable email marketing options. A free plan with limited capabilities allows up to 250 email contacts and 500 email sends. The customer support of the free plan is through email only. If Klaviyo’s pricing sounds expensive, here’s a list of some great Klaviyo alternatives to consider.
Source: moosend.com
11 Best Omnisend Alternatives and Competitors for 2022
Klaviyo is a complete tool for email marketing that offers a collection of marketing automation features including email campaigns, text messages, automated workflows, pop-ups, advanced segmentation, etc. The overall email marketing tool of Klaviyo is user-friendly and seamlessly connects to your online store with just a few clicks.

Social recommendations and mentions

Based on our record, Postmark seems to be a lot more popular than Klaviyo. While we know about 49 links to Postmark, we've tracked only 3 mentions of Klaviyo. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Postmark mentions (49)

  • Ask HN: What do you recommend for SaaS broadcast emails?
    I use Postmark (https://postmarkapp.com/) for transactional emails OnlineOrNot has an email-only auth option, and it was the only provider I found that could actually deliver emails in a second or so (rather than minutes). - Source: Hacker News / about 2 months ago
  • A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
    Postmark - 100 emails/month free, unlimited DMARC weekly digests. - Source: dev.to / 3 months ago
  • How do people send system messages to (human) clients these days?
    When building apps/websites I often need to send messages to the business owner / admin. The messages range from almost logging type messages such as - "Payment failed for Order 123, please manually process the transaction" to generic contact forms on a website: - "FirstName LastName sent a message with the following text: something something something" My knowledge is rather old and currently I just send email... - Source: Hacker News / 8 months ago
  • how I got customer onboarding right
    Sendgrid, Mailgun, or Postmark are great solutions if you have a need for transactional emails that are technical. I still prefer using Customer.io for this need. If you’re unsure what transactional emails are, check out this guide. Source: 8 months ago
  • Who is your preferred mass email provider?
    I used MailGun before and migrated to https://postmarkapp.com . Works very well. Source: 10 months ago
View more

Klaviyo mentions (3)

  • Ecomm Crew Podcast - Knitting.com
    Like I said, I think of keyword.com type domains as being very early 2000's - 2010. I started doing this in 2004 and back then there were quite a few big internet marketers that were attempting to build big website properties on domains like income.com. I think it's kind of worthless at this point, especially after Google came out and said domain age and keyword in the domain is pretty much irrelevant at this... Source: about 2 years ago
  • How to encourage customers to leave excellent reviews?
    A mix between smile.io, reviews.io and klaviyo.com flows will automatically send an incentivized review request on a specific post-purchase delay. Source: over 2 years ago
  • Skincare Site
    Going through your store I discovered you need a nice Sales funnel set up through klaviyo.com with you can retarget all the traffic that come through the pop up form and you all need to revamp your store to use the latest 2021 premium motion theme. Source: over 2 years ago

What are some alternatives?

When comparing Postmark and Klaviyo, you can also consider the following products

SendGrid - Learn why more developers choose SendGrid for their email deliverability service to send transactional emails triggered by web apps. Get started for free

Campaign Monitor - Email marketing software built for designers and their clients to run successful email campaigns.

Mailgun - A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.

MailChimp - MailChimp is the best way to design, send, and share email newsletters.

Mailjet - All-in-one email service provider that provides maximum insight and deliverability results for both marketing and transactional emails.

Brevo - Innovative online Email Marketing solution to manage your contacts, create & send your newsletters and track your results. More than 80 000 clients. Best prices and attractive features.