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MailOptin – Popup, Optin Forms & Email… vs Claspo – Popups, Spin the Wheel & Email… (2026)

Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.

MailOptin – Popup, Optin Forms & Email…

MailOptin – Popup, Optin Forms & Email…

4.8(434)

20K+ active installs

Free + Premium

Updated 1 week ago
View MailOptin – Popup, Optin Forms & Email…
VS
Claspo – Popups, Spin the Wheel & Email…

Claspo – Popups, Spin the Wheel & Email…

5(38)

1.0K+ active installs

Free

Updated 1 week ago
View Claspo – Popups, Spin the Wheel & Email…

Quick Verdict

As of April 2026, Claspo – Popups, Spin the Wheel & Email… has a higher user rating (5/5 from 38 reviews) while MailOptin – Popup, Optin Forms & Email… leads in active installations (20K+ vs 1.0K+). Both are free + premium WordPress plugins. MailOptin – Popup, Optin Forms & Email… has accumulated 2.4M+ total downloads while Claspo – Popups, Spin the Wheel & Email… has 11K+.

Detailed Comparison

Rating
4.8/5MailOptin – Popup, Optin Forms & Email…
►
Claspo – Popups, Spin the Wheel & Email…5/5
Total Reviews
434MailOptin – Popup, Optin Forms & Email…
◄
Claspo – Popups, Spin the Wheel & Email…38
Active Installs
20K+MailOptin – Popup, Optin Forms & Email…
◄
Claspo – Popups, Spin the Wheel & Email…1.0K+
Total Downloads
2.4M+MailOptin – Popup, Optin Forms & Email…
◄
Claspo – Popups, Spin the Wheel & Email…11K+
Support Resolution
N/AMailOptin – Popup, Optin Forms & Email…
Claspo – Popups, Spin the Wheel & Email…N/A
Last Updated
1 week agoMailOptin – Popup, Optin Forms & Email…
◄
Claspo – Popups, Spin the Wheel & Email…1 week ago
First Released
2017MailOptin – Popup, Optin Forms & Email…
Claspo – Popups, Spin the Wheel & Email…2024
Age
9 yearsMailOptin – Popup, Optin Forms & Email…
Claspo – Popups, Spin the Wheel & Email…2 years
WP Requires
6.4+MailOptin – Popup, Optin Forms & Email…
Claspo – Popups, Spin the Wheel & Email…1.0+
PHP Requires
7.4+MailOptin – Popup, Optin Forms & Email…
Claspo – Popups, Spin the Wheel & Email…7.0+
Business Model
Free + PremiumMailOptin – Popup, Optin Forms & Email…
Claspo – Popups, Spin the Wheel & Email…Free
Latest Version
1.2.77.0MailOptin – Popup, Optin Forms & Email…
Claspo – Popups, Spin the Wheel & Email…1.0.9

Rating Breakdown

MailOptin – Popup, Optin Forms & Email…

4.8/5(434 reviews)
5
92%
4
2%
3
1%
2
1%
1
3%

Claspo – Popups, Spin the Wheel & Email…

5/5(38 reviews)
5
100%
4
0%
3
0%
2
0%
1
0%

Recent Reviews

MailOptin – Popup, Optin Forms & Email… Reviews

by gpaulley

Outstanding.

After trying IceGram and being tremendously disappointed, I decided to try MailOptIn. My stack includes WP Mail SMTP, MailOptIn, MailJet, and WP Forms. The implementation has been flawless and I love

by chaney220

Outstanding Customer Service!

One of the customer service reps contacted me and offered to create a free campaign for me! I just told him what I wanted, and he did all the work for me. And he did a great job!

by tcraftcoltd

すごいよ

ありがとうございます。

Claspo – Popups, Spin the Wheel & Email… Reviews

by fakeisum

Powerful, Easy-to-Use, and Great for Conversions!

I’ve tried several popup plugins before, but Claspo is by far one of the best solutions I’ve used for WordPress. The setup was incredibly simple, and I was able to create my first popup within minutes

by mshellsh

Great software and v. good deal for micro business

I tried another well known software that did the same thing as Claspo but cost so much more. Claspo is great. Easy design and set up. Many widgets to choose from and very easy to set up A& B testing.

by marticls

Super!

Claspo is an easy-to-use popup builder that helps increase conversions and collect leads. It offers customizable templates and smart targeting options. Overall, it’s a practical and effective tool for

Frequently Asked Questions

Is MailOptin – Popup, Optin Forms & Email… or Claspo – Popups, Spin the Wheel & Email… more popular?
MailOptin – Popup, Optin Forms & Email… has 20K+ active installations while Claspo – Popups, Spin the Wheel & Email… has 1.0K+. MailOptin – Popup, Optin Forms & Email… is the more widely-used plugin as of April 2026.
Which has better ratings — MailOptin – Popup, Optin Forms & Email… or Claspo – Popups, Spin the Wheel & Email…?
MailOptin – Popup, Optin Forms & Email… has a 4.8/5 rating from 434 reviews, while Claspo – Popups, Spin the Wheel & Email… has a 5/5 rating from 38 reviews.
Are MailOptin – Popup, Optin Forms & Email… and Claspo – Popups, Spin the Wheel & Email… free?
MailOptin – Popup, Optin Forms & Email… is free + premium and Claspo – Popups, Spin the Wheel & Email… is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — MailOptin – Popup, Optin Forms & Email… or Claspo – Popups, Spin the Wheel & Email…?
Support resolution data is not available for all plugins. Check each plugin's WordPress.org support forum for current response quality.
Which plugin is updated more frequently?
MailOptin – Popup, Optin Forms & Email… was last updated 1 week ago and Claspo – Popups, Spin the Wheel & Email… was last updated 1 week ago.

Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.