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Mailchimp Alternatives for High-Volume, Regulated Senders

Mailchimp is built for small lists and simple newsletters. If you send for a casino, a scholarly publisher or a court-ordered settlement, or you send millions of emails a month, here is how the alternatives compare and when iPost is the better fit.

Updated November 2026. Prices checked against each vendor's own site.

Fit check
Mailchimp
iPost
Casino & gaming brands
 Gambling is on its "may not allow" list
 Bally's, Mohegan Sun, Hard Rock Biloxi
Court-ordered notice lists
 Third-party lists prohibited
 iPost Assured, with delivery attestation
Monthly volume
 Premium includes 150,000 sends, then overages
 Restaurant.com sends 1 billion a year
How you pay
 Contact tiers plus send limits
 License, IPs and a per-send rate
Sources: Mailchimp pricing page and Acceptable Use Policy (Nov 2026); iPost case studies.

Trusted by casinos, publishers and high-volume brands

Bally'sMohegan SunHard Rock BiloxiTruckee GamingRestaurant.comFranklin Planner

The best Mailchimp alternatives in 2026

The right Mailchimp alternative depends on what you send and who you send it for. Mailchimp works well for small businesses. It gets harder when your industry is restricted, your lists come from a court or a partner, or your volume runs into the millions.

Prices are the lowest published starting price for email, checked November 2026.

  1. iPostBest for casinos, STM publishers, legal settlement notice and other high-volume senders.
    Custom quote
  2. Salesforce Marketing CloudBest for large companies already running on Salesforce.
    From $1,500/org/mo
  3. BrazeBest for app-first brands that message across push, in-app and email.
    Not published
  4. KlaviyoBest for ecommerce stores that sell online.
    From $20/mo
  5. Constant ContactBest for small businesses and nonprofits that want simple tools.
    Free trial

Three signs you've outgrown Mailchimp

Most teams don't leave Mailchimp because of a missing feature. They leave because the platform's rules or limits stop fitting the business.

 

Your industry is on the restricted list

Mailchimp's Acceptable Use Policy names "Gambling services or products" among the businesses it may not allow. Many other email platforms have similar rules. iPost has reviewed the policies of 54 email providers that restrict casino, gaming or sports betting email.

"We may not allow businesses that offer these types of services, products, or content: … Gambling services or products"Mailchimp Acceptable Use Policy

See which email platforms restrict casino email

 Class listInbox

Your recipients came from somewhere else

Settlement administrators send notice to class members listed in court records. Publishers and associations often send to partner and society lists. Mailchimp prohibits sending to purchased, rented, third-party, co-registration or partner lists, and requires proof of opt-in for marketing email.

iPost Assured was built for court-ordered notice: every address is screened first, sends are paced and watched by people, and you can get a Certified Delivery Attestation for the court.

How iPost Assured works

 Plan limit

Your volume outgrew the plan

Mailchimp's Standard plan includes 6,000 emails a month (or 12 times your contacts), and Premium includes 150,000 (or 15 times your contacts). Go past the limit and overages are billed automatically. High-volume senders end up paying for tiers built for someone else.

Monthly email volume, from a Mailchimp plan to an iPost customer

Log scale: each grid line is ten times the one before.

1001K10K100K1M10M100MMailchimp FreeMailchimp StandardMailchimp PremiumRestaurant.com on iPost5006,000150,000~83 million

Mailchimp figures are each plan's base monthly allowance (mailchimp.com/pricing, Nov 2026). Restaurant.com: 1 billion emails a year, per iPost's case study.

Mailchimp alternatives compared

Who each platform is built for, how it charges, and whether it takes casino and gaming senders.

Get an iPost quote
Platform Best for How it charges Published starting price Casino & gaming senders
iPost Our pick Casinos, STM publishers, legal settlement notice, high-volume brands License, dedicated IP fees and a per-send (CPM) rate Custom quote Built for it
Salesforce Marketing Cloud Enterprises already on Salesforce Per org per month, billed annually $1,500/org/mo (Marketing Cloud Next Growth) Restricted*
Braze App-first brands messaging across channels Monthly active users plus a pool of action credits Not published Check its policy
Klaviyo Ecommerce stores Active profiles $20/mo for 500 profiles and 5,000 emails Restricted*
Constant Contact Small businesses and nonprofits Plan tier, with prepay and nonprofit discounts Not shown on pricing page (60-day free trial) Restricted*
Mailchimp Small lists and simple newsletters Contact tiers with monthly send limits and overages Free under 250 contacts; Essentials $13/mo (12-month offer) May not allow

*Listed in iPost's review of provider policies that restrict casino, gaming or sports betting email (validated February 2026). Policies change, so confirm with each provider. Prices from each vendor's pricing page, November 2026.

Moving off Mailchimp? Get a free migration plan.

We map your lists, automations and templates, and show what your program would cost on iPost.

Get my migration plan

The 5 best Mailchimp alternatives, reviewed

1. iPostBest for casinos, STM publishers and legal settlement notice

iPost is an enterprise email platform with a services team behind it. It is built around your data rather than a simple contact list: casinos can use the Player ID as the record key, and teams can load full relational data tables for personalization and journeys.

Why teams pick it

  • Takes casino, gaming and sports betting senders
  • Dedicated IPs and burst sending for big volumes
  • Player development journeys with decision logic
  • Full-service or self-serve options

Watch out for

  • No free plan; pricing is by quote
  • More platform than a five-person team with a 2,000-contact list needs

2. Salesforce Marketing CloudBest for large companies already running on Salesforce

A broad marketing suite that connects closely with Salesforce CRM. Strong for big teams with the budget and staff to run it.

Why teams pick it

  • Deep Salesforce CRM connection
  • Wide set of add-on products

Watch out for

  • Editions start at $1,500 per org per month, billed annually
  • Listed among platforms that restrict casino email

3. BrazeBest for app-first brands

A customer engagement platform built for push, in-app and email messaging around app behavior.

Why teams pick it

  • Strong mobile and in-app messaging
  • Shared credit pool across channels

Watch out for

  • No free plan and no published prices
  • Pricing scales with monthly active users

4. KlaviyoBest for ecommerce stores

An email and SMS platform built around online store data, with a free plan for up to 250 active profiles.

Why teams pick it

  • Built for ecommerce flows like cart recovery
  • Free plan to start

Watch out for

  • Price climbs with every active profile
  • Listed among platforms that restrict casino email

5. Constant ContactBest for small businesses and nonprofits

Simple email tools with coaching options, close to Mailchimp in who it serves.

Why teams pick it

  • Easy to learn
  • Nonprofit discounts of 20% to 30% on prepay

Watch out for

  • Built for small lists, like Mailchimp
  • Listed among platforms that restrict casino email

Why casinos, publishers and settlement administrators choose iPost

 Your birthday offerHi Dana, Platinum member$50 Free PlayValid at any slot, Nov 18–24Claim offerPlayer IDTierTheo (90d)Last visit0042817Platinum$1,24023 days

Casino and gaming

Bally's Corporation selected iPost to power email across 14 properties. Mohegan, Muckleshoot Casino Resort and Truckee Gaming send with iPost too.

  • Player ID as the record key, not just an email address
  • Player development journeys built on behavior
  • Offer, tier and visit data in every email

"iPost has been a game-changer for us."Szymon Padkowski, Director of Marketing, Truckee Gaming

Casino email marketing with iPost

 This week's issueSponsored ad slot

STM and scholarly publishing

Turn hosted journal content into curated HTML email without writing code, for alerts, tables of contents and newsletters.

  • Production time cut from days to minutes
  • Live content pulls remove repeat QA rounds
  • Built-in ad modules to monetize every send

Email for STM publishers

 VerifyDeliverCertifyEvery address screenedPaced, watched by peopleProof for the courtCertified Delivery Attestation

Legal settlement notice

iPost Assured is a deliverability and compliance service for court-ordered email notice, and it scales from tens of thousands to hundreds of millions of recipients.

  • Every address screened for risk before sending
  • Sends paced and monitored by real people
  • Certified Delivery Attestation on request

Email for class action settlements

How to switch from Mailchimp to iPost

Our team can run the move for you or guide your team through it. Large senders should plan a few weeks for IP warm-up.

  1. 1

    Export and audit

    Export audiences, tags and unsubscribes from Mailchimp. Keep every suppression.

  2. 2

    Authenticate and warm up

    Set up SPF, DKIM and DMARC, then warm dedicated IPs in stages.

  3. 3

    Rebuild what works

    Move templates and automations, and connect your data for personalization.

  4. 4

    Launch and monitor

    Send in waves and watch inbox placement, bounces and complaints.

What iPost customers report

After seeing the iPost platform it was a no-brainer to switch providers.
Lisa Nason, Restaurant.com
2xcost reduction
1 billionemails a year
170,000+restaurants and retailers

Read the Restaurant.com case study

iPost has made transactional emails simple, letting us be more personalized and responsive to our most loyal customers.
Matthew Carroll, SVP Marketing, Signature Flight Support
60%open rate
13%click rate
500+email variations

Read the Signature case study

Mailchimp alternatives: FAQ

What is the best alternative to Mailchimp?

It depends on what you send. iPost is the best fit for casinos, STM publishers, legal settlement notice and other high-volume senders. Salesforce Marketing Cloud suits Salesforce-centered enterprises, Braze suits app-first brands, Klaviyo suits ecommerce stores, and Constant Contact suits small businesses and nonprofits.

Does Mailchimp allow casino or gambling email?

Mailchimp's Acceptable Use Policy lists "Gambling services or products" among the businesses it may not allow. Casinos, gaming and sports betting operators should use a platform that accepts them, such as iPost for casinos.

Can I use Mailchimp for class action settlement notices?

Mailchimp prohibits sending to purchased, rented, third-party or partner lists, and settlement class lists come from court and company records. A service built for court-ordered notice, such as iPost Assured, screens addresses, monitors delivery and can provide a Certified Delivery Attestation.

How much does Mailchimp cost for high-volume sending?

Mailchimp Premium starts at $350 a month on a 12-month offer and includes 150,000 emails a month or 15 times your contacts. Overages are billed if you go past your contact or send limit.

Is there a free alternative to Mailchimp?

Klaviyo has a free plan for up to 250 active profiles and 500 emails a month, and Constant Contact offers a 60-day free trial. iPost does not have a free plan; pricing is by quote.

How long does it take to switch from Mailchimp?

It depends on list size and how many automations you run. Small programs can move quickly, while large senders should plan a few weeks to warm up dedicated IPs. iPost's team can handle the migration for you.

See what your program would look like on iPost

Book a 15-minute demo. Bring your Mailchimp plan and volumes, and we'll walk you through:

  • A cost comparison against your current Mailchimp bill
  • A deliverability review of your sending domain
  • A migration plan with a realistic timeline

Book your 15-minute demo