ONE: AI, Pop Up, SMS Marketing Vs Klaviyo: Email Marketing & SMS: Which Shopify App Is Best For Your Store In September 2026?

ONE: AI, Pop Up, SMS Marketing Features

Here are the salient features of ONE: AI, Pop Up, SMS Marketing:

• ✅Ask ONE AI Sidekick — an AI chatbot that writes product descriptions, emails, and provides translations.
• ✅Add a One-Click Checkout Page - Include Cross Selling and Product Recommendations for Upselling.
• ✅Automate email/SMS marketing Tools on Shopify - Recover carts, use SMSBump, Klaviyo, and MailChimp.
• ✅Turn on the sales pop-up window with options like E-Mail/Email Pop-Up and Discount Spin Wheel/Wheelio.
• ✅A/B Test Discount Offers - Buy X Get Y, BOGO, Gift Card, Free Delivery

Klaviyo: Email Marketing & SMS Features

Here are the salient features of Klaviyo: Email Marketing & SMS:

• ✅Merge data from Shopify, such as web activity, tags, catalog, and coupons, along with data from other platforms.
• ✅Dividing users based on past and current activities for improved targeting.
• ✅Create coupon codes for automated processes and campaigns to simplify tracking.
• ✅Ready-made templates such as Welcome, Back in Stock, Browse Abandon, and Price Drop.
• ✅See revenue data instantly for each automation, campaign, segment, and channel.

ONE: AI, Pop Up, SMS Marketing Ratings

ONE: AI, Pop Up, SMS Marketing has garnered an overall rating of 4.9 stars from a total of 972 reviews on the Shopify app store.

Of the total reviews, 98% are positive, 2% are neutral, and 2% are negative.

✨ AI Summary of ONE: AI, Pop Up, SMS Marketing ReviewsThis Shopify app specializes in email and SMS marketing, pop-ups, and customer engagement tools, offering a comprehensive suite of features to enhance store performance. Its standout strength is exceptional customer support, characterized by rapid response times, personalized assistance, and proactive problem-solving, often including custom solutions for technical needs. The app is praised for its user-friendly interface, extensive customization options, and affordability, with free and paid plans catering to various business sizes. Key functionalities include automated email campaigns, pop-up builders, coupon generation, and analytics to track campaign effectiveness. While the app is generally intuitive, some users note a learning curve for advanced features, though support mitigates this with hands-on guidance. A few reviews highlight minor initial setup challenges, but these are quickly resolved with assistance. Overall, the app is a robust, all-in-one marketing solution with reliable performance and industry-leading support.

Klaviyo: Email Marketing & SMS Ratings

Klaviyo: Email Marketing & SMS has garnered an overall rating of 4.7 stars from a total of 3,027 reviews on the Shopify app store.

Of the total reviews, 94% are positive, 6% are neutral, and 6% are negative.

✨ AI Summary of Klaviyo: Email Marketing & SMS ReviewsKlaviyo is a robust email marketing and automation app designed for e-commerce, offering seamless integration with Shopify. Its key features include advanced segmentation, customizable email templates, automated workflows (such as abandoned cart and welcome series), and detailed analytics to track campaign performance. The app is praised for its intuitive interface, powerful automation tools, and ability to drive significant revenue through targeted campaigns. Strengths include strong customer support, extensive educational resources, and high deliverability rates. However, some limitations include inconsistent customer service responsiveness, occasional technical issues with integrations or coupon functionality, and pricing concerns, particularly for businesses with large contact lists. A few users report challenges with account cancellations or sudden account suspensions. Despite these drawbacks, Klaviyo is widely regarded as a top-tier solution for Shopify stores seeking to optimize email and SMS marketing efforts.

ONE: AI, Pop Up, SMS Marketing Pros and Cons

Klaviyo: Email Marketing & SMS Pros and Cons

Average Rating (High priority factor)

While considering user reviews, take note of the average ratings for ONE: AI, Pop Up, SMS Marketing and Klaviyo: Email Marketing & SMS. These ratings reflect users' overall satisfaction and can provide valuable insights into the reliability and effectiveness of each app. In this case, ONE: AI, Pop Up, SMS Marketing holds an average rating of 4.9 stars, whereas Klaviyo: Email Marketing & SMS has 4.7 star ratings.

For a comprehensive analysis, head to the Ratings and Reviews section.

Total Reviews (High priority factor)

Consider the total number of reviews ONE: AI, Pop Up, SMS Marketing and Klaviyo: Email Marketing & SMS have received. A higher number of reviews generally indicates a larger user base and more feedback, which can provide additional insights into the app's performance and user experience. Here, ONE: AI, Pop Up, SMS Marketing has received a total of 972 reviews and Klaviyo: Email Marketing & SMS has 3,027 reviews.

For a comprehensive analysis, head to the Ratings and Reviews section.

Launch Date (Low priority factor)

While not a direct measure of quality, consider the launch date of each app - ONE: AI, Pop Up, SMS Marketing and Klaviyo: Email Marketing & SMS to gain some context. A more established app brings years of experience and refinement to the table, but it's important to balance this factor with the app's average rating and total reviews. ONE: AI, Pop Up, SMS Marketing and Klaviyo: Email Marketing & SMS were launched on Mar 22, 2019 and Sep 20, 2012 respectively.

For a comprehensive analysis, head to the Overview of the Apps section.

Budget (High priority factor)

Take the time to analyze your specific needs, budget for the same, and long-term goals to decide which plan fits your requirements. Here, ONE: AI, Pop Up, SMS Marketing offers 2 pricing plans (1 free plan, 1 paid plan) with an average plan price of $4.50. Klaviyo: Email Marketing & SMS, on the other hand, has a total of 3 pricing plans (1 free plan, 2 paid plans) with an average plan price of $11.67.

For a comprehensive analysis, head to the Pricing Details section.

Support Channel (Medium priority factor)

Both ONE: AI, Pop Up, SMS Marketing and Klaviyo: Email Marketing & SMS provide customer support through various channels, such as email, live chat, FAQs section, or phone. A higher number of support channels indicates better accessibility and assistance, ensuring timely help whenever you need it. Here, the two apps offer the following support channels:

ONE: AI, Pop Up, SMS Marketing: Email, Phone, FAQs page - 3 support options

Klaviyo: Email Marketing & SMS: Email, Phone, FAQs page - 3 support options

For a comprehensive analysis, head to the Support section.

Integrations (Medium priority factor)

Evaluate the integration capabilities of ONE: AI, Pop Up, SMS Marketing and Klaviyo: Email Marketing & SMS. Consider the number and variety of integration options they offer with other tools and services - more integration options can provide flexibility and streamline your workflows. Both apps offer various integration options with popular Shopify tools and services.

ONE: AI, Pop Up, SMS Marketing: 7 integrations

Klaviyo: Email Marketing & SMS: 9 integrations

For a comprehensive analysis, head to the Integrations section.

Trial Period (Low priority factor)

Free trial periods allow you to explore the app's features and functionalities before committing. ONE: AI, Pop Up, SMS Marketing comes with a 10-day free trial period. Klaviyo: Email Marketing & SMS, on the other hand, has no free trial period.Take advantage of these trial periods to assess how well each app aligns with your specific business needs.

For a comprehensive analysis, head to the Features section.