CartFly ‑ Sticky Add to Cart vs Houghton Sticky Cart
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Oct 13, 2026.
The short answer
- Both list a free plan.
- CartFly lists 7 features Houghton Sticky Cart’s listing doesn’t mention, including Countdown, Countdown timers, Free shipping.
Head to head
Free Plan
- · Compare-at (sale) price display
- · Custom colors and button text
- · Product title and price display
- · Show on desktop and mobile
- · Sticky Add to Cart bar (floating style)
Pro Plan
- · Analytics dashboard
- · Banner and compact layout styles
- · Buy Now quick checkout button
- · Free shipping progress bar
- · Product and collection targeting
- · Product image and quantity selector
Starter
- · Boost Desktop Conversions
- · No Coding Required
- · Safe 1-Click Installation
- · Sticky Cart for Desktop Only
- · Zero Impact on Page Speed
Pro
- · Fast Loading Native App
- · Full Color Customization
- · Lifetime Access (Pay Once)
- · Unlimited Traffic & Orders
- · Unlock Mobile Sticky Cart
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureLong product pages often place the Add to Cart button below the fold, making it harder for shoppers to purchase without scrolling. CartFly keeps the Add to Cart button visible on desktop and mobile, so shoppers can add products to their cart from anywhere on the page. Merchants can enable it in minutes without editing theme code, then customize button text, colors, position, and display rules from the app dashboard.
Houghton Sticky Cart makes it easier for your customers to complete their purchase, even when scrolling through long product descriptions. By adding a persistent "Add to Cart" bar to your product pages, this app reduces friction and captures sales that might otherwise be lost. Built strictly as a Theme App Extension, it requires no code changes and protects your store's loading speed.
- Sticky Add to Cart that stays visible as shoppers scroll the page.
- Free shipping progress bar that encourages shoppers to add more to cart.
- Quick Buy button and variant selector for faster checkout.
- Countdown timer and low-stock alerts that create buying urgency.
- Keep the Add to Cart button visible as customers scroll to prevent lost sales.
- Customize colors and styles instantly using the native Shopify Theme Editor.
- Installs safely without editing your theme code or slowing down your store.
All the numbers
Every figure, side by side
A green dot marks the app ahead on a measured figure. Estimates, gaps and apps that leave no storefront trace never take the lead.
Adoption
| Measure |  CartFly |  Houghton Sticky Cart |
|---|---|---|
| Detected stores | Not published | Not published |
| Net store change, 28 days | 0 | 0 |
| Stores added, 28 days | Not enough data | Not enough data |
| Big-brand share | Not enough data | Not enough data |
| Top store categories | Not published | Not published |
| Top store countries | Not published | Not published |
Reviews
| Measure | CartFly | Houghton Sticky Cart |
|---|---|---|
| App Store rating | Not published | Not published |
| App Store reviews | Not published | Not published |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | CartFly | Houghton Sticky Cart |
|---|---|---|
| Free plan | Yes | Yes |
| Lowest paid monthly plan | $2.99/month | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | 2 | 2 |
Listing
| Measure | CartFly | Houghton Sticky Cart |
|---|---|---|
| Shopify category rank | #173 | Not enough data |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Jul 21, 2026 | Jan 9, 2026 |
| Languages | 1 | 1 |
| Developer | codexup | Houghton Digital |
FAQ
CartFly and Houghton Sticky Cart: common questions
- Is CartFly or Houghton Sticky Cart cheaper?
- Both list a free plan. Shoplist compares base prices only between monthly plans in the same currency; usage charges and annual plans vary, so check each plan’s limits.
- What features does each app list that the other doesn’t?
- CartFly lists 7 the others don’t mention, such as Countdown, Countdown timers, Free shipping, Mobile responsive. Houghton Sticky Cart lists 2 the others don’t mention, such as Announcement bar, Custom styles. A feature missing from a listing may still be supported; this compares what each App Store listing says.
- Where does this comparison’s data come from?
- Shoplist crawls Shopify storefronts to detect which apps each store runs, and reads each app’s Shopify App Store listing for reviews, pricing, features and integrations. Store counts are as of Oct 13, 2026; estimated figures are labeled.
How Shoplist compares apps
Store counts come from Shoplist’s crawl of Shopify storefronts, which detects the apps each store runs; they are as of Oct 13, 2026. Reviews, ratings, plans, features and integrations come from each app’s Shopify App Store listing. 28-day figures are labeled when estimated, and a figure that is missing or estimated never decides who leads. Read the methodology.