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Best Shopify Cart Customization Apps

The 30 strongest of the 38 cart customization apps in our index of the Shopify App Store category chart, scored on four things we measure ourselves: how many stores use it, how well those stores rate it, whether it is gaining or losing ground, and what it costs. No editor picks the order, and nobody can pay to move up it.

Apps in category
38
Top score
94.6
With a free plan
15 of 30
Rank tracked for
52 days

The short answer

Five ways to be the right cart customization app. Each award is the highest scorer that fits it, and no app can win twice.

Best overall

The highest total score in the category: 2,222 reviews at 5.0, and 100 out of 100 on adoption against every other cart customization app.

Best paid app

No free tier, so the price component holds it down the ranked list — but 1,163 merchants rate it 5.0, and it starts at $9.99/month.

Fastest growing

Gained 561 reviews in the last 52 days and climbed 9 places in the category chart.

Most established

999 reviews — more than anything else Shopify files under cart customization — and still rated 5.0.

The full ranking

Sorted by BestAppify Score. The four bars under each app are its percentile within this category on each component — a 90 on adoption means only a tenth of cart customization apps have more reviews.

  1. 1
    Essential Upsell & Cross Sell

    Boost your AOV with the Essential Upsell app, offering customizable product upsell & cross-sell & "add to cart" widgets. Display frequently bought ...

    5(2,222)Free · then $9.99Category rank 1 0
    94.6
    score
    Adoption
    100
    Satisfaction
    100
    Momentum
    73
    Price
    100
    View on the Shopify App Store
  2. 2
    AOV.ai Cart Drawer Cart Upsell

    A sleek, powerful slide cart drawer to your unique store, helping shoppers discover relevant products before checkout. Use cart upsells, free shipp...

    5(781)Free · then $15.99Category rank 6+9
    91
    score
    Adoption
    85
    Satisfaction
    88
    Momentum
    98
    Price
    100
    View on the Shopify App Store
  3. 3
    Kaching CartDrawer Cart Upsell

    Boost AOV with a custom slide cart featuring upsells, urgency timer, free shipping/gift bar, etc.

    5(1,163)$9.99/moCategory rank 2+8
    89.9
    score
    Adoption
    97
    Satisfaction
    97
    Momentum
    99
    Price
    47
    View on the Shopify App Store
  4. 4
    Essent FreeShipping Upsell App

    Essential Free Shipping Bar boosts sales and AOV by displaying a free shipping progress bar and upsells on your cart page. Download now and increase your sales!

    5(862)Free · then $9.99Category rank 4 0
    88.5
    score
    Adoption
    91
    Satisfaction
    91
    Momentum
    71
    Price
    100
    View on the Shopify App Store
  5. 5
    Amp Slide Cart Upsell Drawer

    Trusted by leading D2C brands for a premium branded look. Increase average order value by adding progress bar, cart upsells, free gifts, BOGO (buy ...

    5(693)Free · then $14.99Category rank 7-1
    82.5
    score
    Adoption
    82
    Satisfaction
    85
    Momentum
    65
    Price
    100
    View on the Shopify App Store
  6. 6
    EG Auto Add to Cart Free Gift

    EG Auto Add to Cart makes Free GWP, BOGOs & Upsell promos easy to run. Helping you boost AV and conversion rates.

    5(999)$14.99/moCategory rank 3-1
    79.3
    score
    Adoption
    94
    Satisfaction
    94
    Momentum
    60
    Price
    41
    View on the Shopify App Store
  7. 7
    Kaching Post Purchase Upsell

    Offer one-click upsells after checkout to boost your AOV. Easy setup, seamless customization!

    5(294)$4.99/moCategory rank 17+6
    74
    score
    Adoption
    62
    Satisfaction
    79
    Momentum
    87
    Price
    74
    View on the Shopify App Store
  8. 8
    ETP Sort Hide Payment Methods

    ETP Sort & Hide Payment Methods gives you full control over checkout payment options. Hide, sort, or rename payment methods like PayPal, credit car...

    5(382)Category rank 15+2
    70.9
    score
    Adoption
    68
    Satisfaction
    82
    Momentum
    82
    Price
    40
    View on the Shopify App Store
  9. 9
    XB: AI Cart Upsell Cart Drawer

    Xboost: All-in-one cart solution to boost conversions and order value with AI upsell, sticky cart, and fast checkout options

    5(200)Free · then $12.99Category rank 19+1
    68.6
    score
    Adoption
    56
    Satisfaction
    74
    Momentum
    60
    Price
    100
    View on the Shopify App Store
  10. 10
    GoodAPI: Trees and Donations

    #1 Shopify tree planting app. GoodAPI lets you embed tree planting and plastic removal in your Shopify store. Marketing badges tell your sustainability story

    5(217)Free · then $15Category rank 18-2
    63.6
    score
    Adoption
    59
    Satisfaction
    77
    Momentum
    25
    Price
    100
    View on the Shopify App Store
  11. 11
    BeSure Checkout Rules

    Customize checkout by showing, hiding, renaming, or reordering shipping and payment methods based on cart total, address, products, customer tags, and more.

    5(177)Free · then $4.99Category rank 21-3
    57.8
    score
    Adoption
    50
    Satisfaction
    71
    Momentum
    21
    Price
    100
    View on the Shopify App Store
  12. 12
    TnC: Terms and Conditions Box

    Add a terms and conditions checkbox to your store with just 1 click and require customers to agree to your store's privacy policy, shipping policy and more.

    4.9(511)$6.99/moCategory rank 10+1
    57.7
    score
    Adoption
    79
    Satisfaction
    21
    Momentum
    67
    Price
    69
    View on the Shopify App Store
  13. 13
    CartBot: Gift with purchase

    Install the FREE Cartbot app to add products to the cart automatically in your Shopify store!

    4.9(487)Free · then $9.99Category rank 12-3
    56.5
    score
    Adoption
    74
    Satisfaction
    24
    Momentum
    44
    Price
    100
    View on the Shopify App Store
  14. 14
    Square: Sticky Add to Cart Bar

    Increase sales with the Square Sticky Add to Cart Bar. Customize designs for any device, keep the button visible while scrolling, and track performance easily.

    5(136)Category rank 23+2
    52.5
    score
    Adoption
    44
    Satisfaction
    68
    Momentum
    54
    Price
    40
    View on the Shopify App Store
  15. 15
    Corner Cart Drawer & Free Gift

    Boost your Average Order Value (AOV) with upsell campaigns built into the cart by Corner. Conversion platform specifically designed for Shopify & Shopify Plus.

    4.9(295)Free · then $15Category rank 16-2
    52.4
    score
    Adoption
    65
    Satisfaction
    27
    Momentum
    34
    Price
    100
    View on the Shopify App Store
  16. 16
    Kip: Sort Hide Payment Methods

    Change the position, rename, or hide payment methods that you set, so you can customize the payment experience for your customer based on conditions. Hidepay

    4.9(114)Free · then $3Category rank 25+2
    51.2
    score
    Adoption
    38
    Satisfaction
    35
    Momentum
    61
    Price
    100
    View on the Shopify App Store
  17. 17
    Payflow: COD & Checkout Rules

    Add Cash on Delivery fees, customize payment or delivery methods, and create checkout validations using rules based on cart, customer, product, address and more

    5(103)Free · then $4.99Category rank 26 0
    50.1
    score
    Adoption
    35
    Satisfaction
    65
    Momentum
    17
    Price
    100
    View on the Shopify App Store
  18. 18
    Scala Payment Method Discount

    Increase your conversion rate and improve the customer experience by displaying discounts based on the selected payment methods, such as iDEAL, Gir...

    5(67)Category rank 29+5
    49.2
    score
    Adoption
    27
    Satisfaction
    62
    Momentum
    77
    Price
    40
    View on the Shopify App Store
  19. 19
    Upcart—Cart Drawer Cart Upsell

    Unlike basic cart drawer apps, Upcart turns your cart into a revenue-driving touchpoint with in-cart upsells, cross-sells, rewards, and add-ons—wit...

    4.7(851)$29.99/moCategory rank 5-2
    47.7
    score
    Adoption
    88
    Satisfaction
    3
    Momentum
    57
    Price
    30
    View on the Shopify App Store
  20. 20
    iCart Cart Drawer Cart Upsell

    Reduce cart abandonment with iCart's side cart drawer. Boost AOV with cart upsells, cart discounts, countdown timers, progress bar, bundles, and more.

    4.7(432)$9/moCategory rank 13 0
    44.4
    score
    Adoption
    71
    Satisfaction
    6
    Momentum
    47
    Price
    58
    View on the Shopify App Store
  21. 21
    One Click Upsell ‑ Zipify OCU

    Increase revenue & boost average order value overnight with pre & post-purchase upsells — without a designer or developer! True 1 click upsell funnels.

    4.5(500)$8/moCategory rank 11-4
    43.6
    score
    Adoption
    77
    Satisfaction
    0
    Momentum
    37
    Price
    63
    View on the Shopify App Store
  22. 22
    EA • Sticky Add to Cart Drawer

    Sticky Add To Cart Bar Shopify App by EA. Quick buy buttons, a side cart slider, cart drawer, with product upsell, free shipping bar, & sticky cart button.

    4.8(196)Category rank 20+4
    42.8
    score
    Adoption
    53
    Satisfaction
    9
    Momentum
    78
    Price
    40
    View on the Shopify App Store
  23. 23
    Fokkio Free Gift With Purchase

    Auto add free gifts to the cart, show widget to reinforce the offer. Compare segmented promotions in analytics and scale what performs best.

    4.8(70)Free · then $6.99Category rank 28+1
    41.7
    score
    Adoption
    29
    Satisfaction
    15
    Momentum
    60
    Price
    100
    View on the Shopify App Store
  24. 24
    Buy Me: Sticky Add To Cart Bar

    Improve store sales and revenue with Buy Buttons, Quick Buy options, and Cart Previews. Enhance the shopping experience for customers and increase profitability

    4.9(152)Free · then $2.95Category rank 22-3
    41.2
    score
    Adoption
    47
    Satisfaction
    29
    Momentum
    5
    Price
    100
    View on the Shopify App Store
  25. 25
    SEOWILL ‑ Sticky Add To Cart

    With SEOWILL (formerly SEOAnt)-Sticky Cart, you can easily choose a mini shopping cart or a floating sticky shopping cart according to your needs, ...

    4.9(134)Free · then $7.99Category rank 24-2
    41
    score
    Adoption
    41
    Satisfaction
    32
    Momentum
    9
    Price
    100
    View on the Shopify App Store
  26. 26
    Elite Cart Drawer Cart Upsell

    Use EliteCart to build on-brand carts with upsells, rewards and social proof. Increase trust, conversion, and average order value (AOV) with only a few clicks.

    5(46)$29.99/moCategory rank 31+4
    40.8
    score
    Adoption
    21
    Satisfaction
    59
    Momentum
    57
    Price
    30
    View on the Shopify App Store
  27. 27
    Goalify: Free Shipping Bar PRO

    Incentivize customers with a set of conditions where you can reward customers with free shipping, gifts & discounts to boost your Shopify store AOV tremendously

    5(42)Free · then $3.99Category rank 33-5
    36.3
    score
    Adoption
    15
    Satisfaction
    53
    Momentum
    1
    Price
    100
    View on the Shopify App Store
  28. 28
    Wi Buy Now: Sticky Add to Cart

    Impress your customers with diverve irresistible Sticky Cart & Add to Cart button that they can’t resist clicking!

    5(42)Category rank 32+1
    36.2
    score
    Adoption
    15
    Satisfaction
    53
    Momentum
    46
    Price
    40
    View on the Shopify App Store
  29. 29
    Oxify Cart Drawer & Upsell

    Increase store AOV with Oxify cart drawer upsell tools, post purchase upsell offers, product page upsell widgets, and thank you page upsell promotions.

    5(36)$9.99/moCategory rank 34+2
    35.9
    score
    Adoption
    12
    Satisfaction
    50
    Momentum
    49
    Price
    47
    View on the Shopify App Store
  30. 30
    Snap Cart Drawer Cart Upsell

    Boost your AOV with cart upsell designs, slide cart drawer, cart reward bar, progress bar and free shipping bar and more

    4.9(60)Category rank 30 0
    34.6
    score
    Adoption
    24
    Satisfaction
    38
    Momentum
    45
    Price
    40
    View on the Shopify App Store

How the score is calculated

The BestAppify Score is four measurements, each turned into a percentile against the other cart customization apps and then weighted. It is computed from our own crawl of the App Store — no human ranks these, and no app can pay to move.

Adoption35%
Review count on a log scale. It is the only public proxy for how many stores actually run the app, and the log stops a single 43,000-review incumbent from flattening everything beneath it.
Satisfaction30%
The star rating, shrunk toward the category average in proportion to how few reviews back it. Half of all rated Shopify apps show exactly 5.0 off a median of four reviews, so the raw number separates almost nothing.
Momentum20%
Reviews gained and category-rank movement over the last 52 days, from our own daily snapshots of the App Store charts. An app losing ground scores badly here even if its lifetime totals look strong.
Price15%
A plan a live store can stay on for $0 takes the top of this component; paid apps are ranked cheapest-first across a narrower band, so price nudges the order without overruling thousands of merchants.

What it cannot see: whether the app is any good at the job. Nothing here reads the feature list or installs the app, so treat the score as a shortlist, not a verdict — it tells you which three or four of these 30 are worth an hour of your evening, and no more than that. Apps whose pricing the crawler could not read score below the paid range on price rather than in the middle of it, deliberately: a price you cannot check before installing is a cost too. Momentum is measured over the last 52 days — the run of days on which our coverage of this category has been complete enough for one day's rank to mean the same thing as another's. It is deliberately shorter for categories we finished crawling recently: a rank of 4th out of the 28 apps we had in July is not comparable to 6th out of 436 today, and treating it as though it were would have scored every established app in some categories as falling.

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