Shopify Add to Cart Apps: Propel Upsell & Cross‑sell vs Ultimate Sticky Add to Cart

Table of Contents

  1. Introduction
  2. How Does Propel Upsell & Cross‑sell Work?
  3. How Does Ultimate Sticky Add to Cart Work?
  4. How Much Does Propel Upsell & Cross‑sell Cost?
  5. How Much Does Ultimate Sticky Add to Cart Cost?
  6. Cost Analysis: Propel Upsell & Cross‑sell vs. Ultimate Sticky Add to Cart
  7. User Reviews & Customer Support Insights
  8. Integration and Compatibility Comparison
  9. Conclusion


It's no secret that an intuitive and efficient checkout process can significantly lift conversion rates; some studies show optimized checkout flows can increase conversions by up to 35.62%. In the dynamic terrain of e-commerce, Add to cart apps play a pivotal role in shaping purchasing behavior by simplifying the customer journey and amplifying sales. Propel Upsell & Cross‑sell and Ultimate Sticky Add to Cart stand out in the Shopify ecosystem for their robust functionalities designed to enhance the cart experience and drive transactions. These apps not only ease integration challenges but also deliver a seamless user experience that can culminate in augmented average order values.

How Does Propel Upsell & Cross‑sell Work?

Propel Upsell & Cross‑sell turns the add-to-cart phase into an opportunity for increasing revenue by presenting customers with tempting upsell and cross-sell offers. With features like bundled offers and discounts tailored to cart content, this app helps brands like InvisAlign and Wild Coolers to heighten their average order value. The simplicity of promoting additional products based on customers' current selections is particularly advantageous for businesses of all scopes, from fledgling entrepreneurs to established enterprises. Moreover, its compatibility with most themes and hands-off installation means integrating upsell strategies into your store is nearly effortless. Imagine, for instance, a shopper adding a camera to their cart and being prompted to buy a memory card at a discounted rate—which could be a game-changer for both the customer and the business.

How Does Ultimate Sticky Add to Cart Work?

Ultimate Sticky Add to Cart embraces a more straightforward approach, optimizing the checkout flow with perpetual visibility of a sticky Add to Cart button. This feature is designed to reduce friction points and potentially uplift conversion rates by maintaining a consistent call-to-action on-screen, especially conducive to mobile shopping. The countdown timer instills a sense of urgency, nudging shoppers towards a faster decision-making process, while the analytics and pixel tracking enable retargeting strategies that can convert one-time visitors into loyal customers. Particularly for small to medium-sized businesses, these touches can significantly iron out the path to purchase.

How Much Does Propel Upsell & Cross‑sell Cost?

Affordability without compromising on features is crucial for Shopify entrepreneurs. Propel Upsell & Cross‑sell offers a Free plan that includes 1 offer with unlimited views, catering to new businesses testing the waters of upselling. The Starter plan at $3.95 per month serves growing businesses with more offers, while the Basic and Premium plans—priced at $4.95 and $7.95 per month, respectively—provide expanded capabilities fitting for scaling businesses that require deeper customization and more intricate offer structures. There are no hidden fees, making it a transparent and predictable investment.

How Much Does Ultimate Sticky Add to Cart Cost?

Ultimate Sticky Add to Cart streamlines its offerings into one Unlimited Plan for $9.99 per month, granting access to its complete feature set including custom CSS and JS for advanced customization. This singular pricing model is straightforward and might appeal to business owners who prefer a one-size-fits-all solution with the freedom of unlimited clicks and premium support. Especially for operations that prioritize a frictionless checkout experience, without the additional complexity of multi-tiered pricing structures, this offers clear-cut value.

Cost Analysis: Propel Upsell & Cross‑sell vs. Ultimate Sticky Add to Cart

When comparing these apps, Propel Upsell & Cross‑sell offers a tiered pricing model that aligns with different growth stages of businesses, potentially providing more tailored solutions for a diverse user base. Ultimate Sticky Add to Cart's uniform pricing model suggests a focus on simplicity and may present a more straightforward value proposition for certain businesses. Trial periods and promotional offers could further sway cost-efficiency considerations, though these were not explicitly mentioned.

User Reviews & Customer Support Insights

Is Propel Upsell & Cross‑sell good?

Securing an impressive 4.8-star rating from 257 reviews, Propel Upsell & Cross‑sell is highly regarded among its users. The positive reception can be attributed to its wide array of offer types and customization options, as well as its noted ease of use, which can be vital for businesses aiming to improve their add-to-cart strategy without burdening their operational workflows. Customer support has been spotlighted by Propel Commerce as exemplary, underscoring its significant role in the app's positive ratings.

Is Ultimate Sticky Add to Cart good?

Ultimate Sticky Add to Cart shines with a 5-star rating from 147 reviews, signaling that its users are exceptionally satisfied with its performance. The high appraisal might be due to the app's immediate impact on the checkout process, enhanced by its urgency-creating countdown timer, which aligns well with quick decision-making encouraged in the mobile-commerce arena.

User Preference: Propel Upsell & Cross‑sell or Ultimate Sticky Add to Cart?

While Propel Upsell & Cross‑sell boasts more reviews, indicating a wider user base, Ultimate Sticky Add to Cart's perfect rating suggests that those who use it find it to be flawless for their needs. Preferences may hinge on whether a business values a more comprehensive suite of upselling tools or a simplified, direct approach to cart conversion optimization.

Integration and Compatibility Comparison

Propel Upsell & Cross‑sell Integrations:

Despite a lack of specified integrations, Propel Upsell & Cross‑sell prides itself on seamless operation with most Shopify themes, thus not necessitating specific integrations. The apparent focus is on ease of installation and broad compatibility, leaving less to be managed by its users.

Ultimate Sticky Add to Cart Integrations:

Ultimate Sticky Add to Cart speaks to the data-driven business with integrations like Facebook Pixel ID and Google Analytics. This ease of integration, alongside the provision of analytical tools, lets businesses enhance their retargeting efforts and make data-informed decisions.


Propel Upsell & Cross‑sell and Ultimate Sticky Add to Cart each bring unique strengths to the Shopify Add to cart space. Propel offers a tiered approach catering to a variety of business sizes and needs with detailed customization for upselling strategies, while Ultimate Sticky provides a straightforward and focused solution for maintaining conversion momentum. The primary features of both apps respond to distinct market needs—one addressing a sophisticated approach to increase average order value through varied upsell options and the other simplifying the checkout process to swiftly capture sales. User reviews largely commend these apps, with emphasis on ease of use and robust customer support. In conclusion, businesses seeking a multilayered upselling approach might align more with Propel Upsell & Cross‑sell, while those prioritizing a frictionless checkout experience may opt for the simplicity and precision of Ultimate Sticky Add to Cart. Both demonstrate commendable strengths, and the choice hinges on the specific objectives and preferences of the Shopify store owner.

Still searching for the right fit?

Discovering the most effective 'Add to Cart' app for your Shopify store can be a challenge with so many options available. Your search for an app that amplifies conversions and enhances the shopping experience ends here. Allow us to introduce you to CBB • Add To Cart Anywhere, a proficient tool developed by Code Black Belt that stands out as a prime candidate to boost your store's performance.

Key Features of CBB • Add To Cart Anywhere

CBB offers a seamless integration that allows customers to add items directly to their cart from any page – be it collections, search results, or your homepage. This app doesn't just streamline the shopping process; it strategically places 'Add To Cart' buttons for increased conversion opportunities. Features include:

  • Instant Add to Cart: Empower customers to bypass product pages.
  • Variants and Quantity Selection: Simplify selections even for products with multiple options.
  • Configurable Display: Choose where the 'Add To Cart' buttons appear on your site.
  • Exclusion Options: Opt-out certain products or collections as needed.
  • Customizable Design: Tailor the buttons to complement your store's branding.
  • Drawer Cart Compatibility: Works perfectly with popular Shopify theme features.

Why We Recommend CBB • Add To Cart Anywhere

Aside from its primary function to facilitate instant purchases, CBB stands out for its adaptability to various Shopify themes and its ease of customization. It understands that the quicker a customer can add items to their cart, the higher the likelihood of a completed sale. Also, the support for handling product variants and quantities ensures that even stores with extensive product ranges can utilize this app effectively.

Pricing Structure

Investing in the right tool should also be cost-effective. CBB • Add To Cart Anywhere offers a competitive edge with its pricing. The app has a 30-day free trial followed by a straightforward plan of $4.99/month, making it accessible for stores of all sizes.

Merchant Feedback

With a stellar rating of 4.9 from 109 reviews, merchants have expressed their satisfaction, noting tangible improvement in sales and customer experience. Store owners particularly commend the intuitive nature of the app and the prompt, helpful customer support. The consensus acknowledges it as a value-packed addition for any Shopify store aiming to enhance their e-commerce strategy.


The market is saturated with apps promising to upgrade your storefront, but few deliver with such impactful results as CBB • Add To Cart Anywhere. By simplifying the shopping process and providing customizable features that blend seamlessly into your store’s design, it's an app designed to transform browsers into buyers effortlessly.

Is it time to give your customers the convenience they deserve and your sales figures a welcome boost? Explore what CBB • Add To Cart Anywhere can do for your Shopify store. Try it today!

Ready to elevate your customers' shopping experience? Click through and see the difference for yourself.