
Nudgify
ProveSource
ProofGain
Optinjar
SocialProve
SocialProofy.io
The Trustmaker
Best social proof and FOMO marketing solution for WordPress to increase conversion rates.

Managed Hosting for developers, entrepreneurs, and businesses like yours

Which is more popular?
Based on our record, NotificationX seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | notificationx.com | opalstack.com |
| Pricing | ||
| Company | Startup from the United States · 50 - 99 employees · 2019 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


NotificationX is the most powerful WordPress plugin, combining the capabilities of notification bars, social proof, FOMO, and WooCommerce sales popups. Its main objective is to rapidly develop trust with website visitors by drawing their attention and presenting real-time sales and interaction...
No description of Opalstack yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of NotificationX yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
How to Create Sales Notification for FREE using NotificationX & WordPress - Best FOMO & Social Proof
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using NotificationX and Opalstack. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


This plugin. https://notificationx.com/ however never used it. Source: over 5 years ago
Tracking Opalstack since Sep 2023.
When comparing NotificationX and Opalstack, you can also consider the following products.

Nudgify is a Social Proof App that includes FOMO, Urgency and Review Nudges. Adding Social Proof notifications to your site helps you build trust and increase conversions on Shopify, Wordpress or any other platform.
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ProveSource is a social proof marketing platform that streams recent customer behaviors on your website to build trust and increase conversions.
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Supercharge your conversions with a simple social proof tool
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Optinjar helps online business increase their leads and sales by showing real-time social proof.Visitors will see notifications on the page when other people sign up or purchase.You can get subscribers and email addresses w Optinjar in a short time!
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SocialProve shows small notifications boosting your website conversion +15% with real-time social...
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Social Proofy is a marketing platform that applies the psychological concept called social proof to help businesses.
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