InboxWP vs MailOptin

Evenly matched on the points we can measure. Here's how they compare on price, features, ratings and deals.

At a glance

FeatureInboxWPMailOptin
Our scoreNot rated8.5/10
Starts at$7.99/month$99/year
Free versionNoYes (better)
Refund window30 days (better)14 days
BillingSubscriptionSubscription
Active installs–10K+
Last Black Friday––
CategoryEmail marketingEmail marketing
VendorweDevsMailOptin
Black Friday 2026Not announcedNot announced

Which should you choose?

Choose InboxWP if…

  • Site owners with WooCommerce order emails
  • Agencies managing many client sites

Choose MailOptin if…

  • WordPress sites building an email list
  • Site owners who want popups and an autoresponder in one plugin
  • You want to start free

Features

InboxWP

  • Unlimited transactional emails
  • Custom domain sender addresses
  • Deliverability setup
  • Works with other plugins
  • Agency bulk pricing
  • 24x7 support

MailOptin

  • Lead generation
  • Email automation
  • Exit intent
  • Targeted campaigns
  • A/B testing
  • Built-in analytics

Pros and cons

InboxWP

  • Clear per-site monthly price
  • 30-day money-back guarantee
  • Custom domain sender addresses
  • Works with any plugin that sends WordPress email
  • No free tier, so sending needs a paid plan
  • Pricing page lists monthly prices only, with no annual option shown

MailOptin

  • Free version available on WordPress.org with 10,000+ active installations
  • Lifetime Pro option at 999 with no annual renewals
  • 14-day money-back guarantee on paid plans
  • Built-in A/B testing and analytics for opt-in forms
  • Only 3 verified G2 reviews, so little review data to compare
  • Works with WordPress only, not WordPress.com plans without custom plugin support
  • Paid plans start at 99 per year for one site

Pricing plans

InboxWP

  • PersonalStarts here

    $7.99/month

    per site sites

    • Unlimited transactional emails
    • Custom domain sender addresses
    • 30-day money-back guarantee
  • Agency

    $15/month

    10 or more sites sites

    • Bulk pricing for 10 or more sites
    • No extra fee per added site
    • Automatic upgrade when sites exceed 10

MailOptin

  • StandardStarts here

    $99/year

    1 site sites

    • Lead generation
  • Pro

    $289/year

    3 sites sites

    • Lead generation
    • Email automation
    • Newsletters
  • Agency

    $499/year

    Unlimited sites

    • Lead generation
    • Email automation
    • Newsletters

InboxWP vs MailOptin questions

Is InboxWP better than MailOptin?

They're evenly matched on the points we can measure. Pick by features and budget.

Which is cheaper, InboxWP or MailOptin?

InboxWP starts at $7.99/month and MailOptin starts at $99/year.

Can I get InboxWP or MailOptin cheaper on Black Friday?

Both are on our Black Friday tracker. We'll add each discount the moment it goes live.

Both products

InboxWP sends WordPress and WooCommerce transactional emails through reliable sending servers, with DKIM, SPF and DMARC set up for your domain.

Free version
No
Price
From $7.99/month
Category
Email marketing

MailOptin

8.5/10

Convert website visitors into subscribers and WordPress users, send one-off newsletters, and create automated, event-triggered follow-up emails.

Free version
Yes
Price
From $99/year
Category
Email marketing

Related comparisons