Flash: Cart Drawer & Upsell vs Uniq ‑ Cart Drawer Cart Upsell
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of Nov 6, 2026 for Flash, Oct 13, 2026 for Uniq.
The short answer
- On the Shopify App Store: Flash 5.0 from 34 reviews and Uniq 5.0 from 1 reviews.
- Only Uniq lists a free plan.
- Uniq lists 3 features Flash’s listing doesn’t mention, including Announcements, Free shipping, One-click upsell.
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 Plan
- · Announcement banners
- · Basic cart drawer customization
- · Mobile responsive design
Pro
- · Advanced customization
- · Cart upsell offers
- · Everything in Free
- · Free gift promotions
- · Free shipping progress bars
Max
- · Countdown timers
- · Everything in Pro
- · Multiple Announcement banners
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.
Turn your standard cart into a smart converting sales engine. Uniq is an all-in-one powerhouse that boosts revenue before checkout with an intuitive, no-code editor. Build a stunning, fully branded Sticky Cart Drawer in minutes. Stop leaving money on the table. Use Smart recommendations, tiered progress bars, and urgency timers to skyrocket your Order Value (AOV) and recover lost sales automatically.
- Customizable slide-out cart drawer
- Tiered rewards and shipping progress indicators
- In-cart announcement bar with countdown timers
- Upsells: Smart cross-sell offers tailored to cart contents.
- Tiered Progress Bars: Incentivize higher spend with shipping or gifts.
- Fully Customizable & Theme-Ready
- Drive Higher AOV with Smart Upsells and Progress Bar
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 |  Uniq |
|---|---|---|
| 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 | Uniq |
|---|---|---|
| App Store rating | 5.0 ★ | 5.0 ★ |
| App Store reviews | 34(ahead) | 1 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | 0% | Not enough data |
FAQ
Flash and Uniq: common questions
- Is Flash or Uniq cheaper?
- Only Uniq 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 Uniq?
- On the Shopify App Store: Flash 5.0 from 34 reviews and Uniq 5.0 from 1 reviews.
- What features does each app list that the other doesn’t?
- Flash lists 1 the others don’t mention, such as Frequently bought together. Uniq lists 3 the others don’t mention, such as Announcements, Free shipping, One-click upsell. 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 6, 2026 for Flash, Oct 13, 2026 for Uniq; 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 6, 2026 for Flash, Oct 13, 2026 for Uniq. 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.