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Marketing · head to head

AB Tasty vs Postmark

AB Tasty logo

AB Tasty

Marketing

Conversion optimization platform

From
€500/month
Rated
-
Full reviewWebsite
Postmark logo

Postmark

Marketing

No hidden fees, no guesswork. Just the features you need, at a price that makes sense

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: AB Tasty no transparent pricing published; requires custom sales conversation for any quote; Postmark free tier caps at 100 emails per month with no overages allowed
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which AB Tasty and Postmark actually diverge.

Attributes where AB Tasty and Postmark differ
AttributeAB TastyPostmark
Starting price€500/monthOn request
Pricing modelquoteUnknown
Founded2011Unknown

Identical on both: free tier (No), platforms (Web), user rating (Not yet rated), category (Marketing).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in AB Tasty

  • A/B testing
  • Multivariate testing
  • Personalization
  • Visual editor
  • Google Analytics
  • Salesforce
  • SSL encryption
  • Cloud deployment

Only in Postmark

Nothing recorded that AB Tasty does not also cover.

What people use each for

The jobs each tool is most often brought in to do.

AB Tasty

  • A/B and multivariate testing on web and mobilenot Postmark
  • Feature flagging and progressive rolloutsnot Postmark
  • Personalising content for identified and anonymous visitorsnot Postmark
  • Search, recommendations and merchandising for ecommercenot Postmark
  • Conversion optimisation experiments across channelsnot Postmark

Postmark

  • Sending password reset emails with industry-leading delivery speednot AB Tasty
  • Processing inbound email replies into JSON objects for applicationsnot AB Tasty
  • Tracking failed email deliveries and suppressing invalid addressesnot AB Tasty
  • Separating transactional emails from marketing emails with message streamsnot AB Tasty

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

AB Tasty

  • No transparent pricing published; requires custom sales conversation for any quote
  • Pricing determined by traffic volume, number of domains, and selected modules
  • No fixed pricing plans available; all customers receive individualized proposals

Postmark

  • Free tier caps at 100 emails per month with no overages allowed
  • Basic plan ($15/mo) includes 10,000 emails then charges $1.80 per 1,000 extra; Pro and Platform tiers have their own lower per-1,000 overage rates ($1.30 and $1.20), so cost scales per email beyond the included volume
  • Custom high-volume pricing above the published tiers requires contacting sales

Pricing, plan by plan

AB Tasty

€500/month
  • Standard$500/month
    • A/B testing
    • Basic personalization
    • Analytics

Postmark

On request

No published plan breakdown. See the Postmark review.

Which should you pick?

Choose AB Tasty if

  • You need a/b testing.
  • You also want multivariate testing.
AB Tasty review

Choose Postmark if

Nothing in the data separates Postmark from AB Tasty on the points above - pick on price and on how each one feels to use.

Postmark review

Questions people ask

Is AB Tasty or Postmark better?
Neither clearly leads. AB Tasty starts at €500/month and Postmark at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, AB Tasty or Postmark?
AB Tasty starts at €500/month and Postmark at On request.
Does AB Tasty or Postmark run on more platforms?
Both run on Web, so platform support will not decide this one for you.
What is AB Tasty best used for?
AB Tasty is most often used for a/b and multivariate testing on web and mobile, feature flagging and progressive rollouts, personalising content for identified and anonymous visitors, search, recommendations and merchandising for ecommerce. Of those, a/b and multivariate testing on web and mobile and feature flagging and progressive rollouts are not what Postmark is typically brought in for.
What can AB Tasty do that Postmark cannot?
AB Tasty covers A/B testing, Multivariate testing, Personalization, Visual editor.

Answered from the vendors’ own pages

AB Tasty: How does AB Tasty calculate pricing?

AB Tasty pricing is customized based on average traffic over the past 12 months or monthly active users (MAUs). The vendor does not offer fixed pricing plans and instead builds custom proposals around each customer's business goals and scope.

Source
Postmark: What is the cheapest paid plan for Postmark email sending?

Postmark Basic plan is $15/month for 10,000 emails, with overages at $1.80 per 1,000 additional emails. Free tier limited to 100/month. No annual billing discount available. Source: https://www.postmarkapp.com/pricing

Source
AB Tasty: What factors affect AB Tasty pricing besides traffic volume?

Pricing is customized based on traffic volume, number of domains, selected modules, and implementation scope. All pricing includes platform access, onboarding, training, and support with no hidden fees or surprise overage charges.

Source
Postmark: How are Postmark email overages calculated?

Overages are calculated at month-end and billed with your next plan cost. Basic tier overages: $1.80 per 1,000; Pro: $1.30 per 1,000; Platform: $1.20 per 1,000. Unused monthly emails do not carry over. Source: https://www.postmarkapp.com/pricing

Source
AB Tasty: Does AB Tasty offer a free trial or proof of concept?

AB Tasty does not offer a traditional free trial. Instead, the vendor provides a free proof of concept evaluation typically lasting 1 to 2 weeks to assess platform fit before purchase commitment.

Source
Postmark: What payment methods does Postmark accept?

Postmark accepts Visa, MasterCard, American Express, Diners Club, and JCB. No PayPal or purchase orders accepted. Bootstrapped startups can request a $75 account credit. Source: https://www.postmarkapp.com/pricing

Source
Postmark: Can I get a dedicated IP on Postmark without high volume?

No. Postmark dedicated IPs require minimum 300,000 emails per month and start at $50/month. Alternative: use Postmark's shared infrastructure included in all tiers. Source: https://www.postmarkapp.com/pricing

Source
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