Flash: Cart Drawer & Upsell vs SuperCart‑Quick Cart&Checkout
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 2, 2026 for Flash, Oct 14, 2026 for SuperCart‑Quick Cart&Checkout.
The short answer
- On the Shopify App Store: Flash 5.0 from 32 reviews and SuperCart‑Quick Cart&Checkout 5.0 from 1 reviews.
- Only SuperCart‑Quick Cart&Checkout lists a free plan.
- SuperCart‑Quick Cart&Checkout lists 5 features Flash’s listing doesn’t mention, including Buy more, save more, Cart sharing, Hide express checkout.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Free
- · Doesn't support variant image&quantity selection
- · Quick AddCart & Direct Checkout Extension
- · Support variant selection on collection
Monthly
- · Inventory warning
- · Quick AddCart & Direct Checkout Extension
- · Support variant image&quantity selection
- · Support variant selection on collection
Yearly
- · Inventory warning
- · Quick AddCart & Direct Checkout Extension
- · Support variant image&quantity selection
- · Support variant selection on collection
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureCustomize your cart drawer to boost Average Order Value (AOV) with AI-powered upsells and a rewards progress bar that motivates customers to unlock free shipping and free gifts. Add countdown timers to drive urgency, a discount code box and cart notes for a smoother checkout, and trust badges to build confidence. A sticky add-to-cart button keeps checkout just one tap away.
Quickly add products to the shopping cart or checkout on the product category page, and use coupons directly in the shopping cart drawer to improve store operation efficiency.
- Customizable slide-out cart drawer
- Tiered rewards and shipping progress indicators
- In-cart announcement bar with countdown timers
- Quick Add to Cart,One-click add to cart with variants and quantities
- Direct Checkout, One-click checkout with variants and quantities
- Cart coupon, Use coupons directly in the shopping cart.
- Cart Rewards, improve shopping conver
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 |  Flash |  SuperCart‑Quick Cart&Checkout |
|---|---|---|
| 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 | Flash | SuperCart‑Quick Cart&Checkout |
|---|---|---|
| App Store rating | 5.0 ★ | 5.0 ★ |
| App Store reviews | 32(ahead) | 1 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | 0% | Not enough data |
Pricing
| Measure | Flash | SuperCart‑Quick Cart&Checkout |
|---|---|---|
| Free plan | Not listed | Yes |
| Lowest paid monthly plan | No monthly plan listed | $3.90/month |
| Longest free trial | Not listed | 7 days |
| Plans listed | Not published | 3 |
Listing
| Measure | Flash | SuperCart‑Quick Cart&Checkout |
|---|---|---|
| Shopify category rank | #29 | Not enough data |
| Shopify App Charts | #5 on Rookies in Cart customization | Not on this week’s charts |
| Built for Shopify | Yes | No |
| Launched | Apr 13, 2026 | Dec 26, 2024 |
| Languages | 9 | 1 |
| Developer | Zenkai Apps | ShopUpUp |
FAQ
Flash and SuperCart‑Quick Cart&Checkout: common questions
- Is Flash or SuperCart‑Quick Cart&Checkout cheaper?
- Only SuperCart‑Quick Cart&Checkout lists 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.
- Which has better reviews, Flash or SuperCart‑Quick Cart&Checkout?
- On the Shopify App Store: Flash 5.0 from 32 reviews and SuperCart‑Quick Cart&Checkout 5.0 from 1 reviews.
- What features does each app list that the other doesn’t?
- Flash lists 3 the others don’t mention, such as Free gifts, Frequently bought together, Product recommendations. SuperCart‑Quick Cart&Checkout lists 5 the others don’t mention, such as Buy more, save more, Cart sharing, Hide express checkout, Skip to checkout. 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 Nov 2, 2026 for Flash, Oct 14, 2026 for SuperCart‑Quick Cart&Checkout; 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 Nov 2, 2026 for Flash, Oct 14, 2026 for SuperCart‑Quick Cart&Checkout. 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.