Ultra Viral vs Whatnot
Two Shopify apps, side by side: detected stores, momentum, reviews, plans, listed features and who runs each. Store counts as of May 13, 2026 for Ultra Viral, Sep 29, 2026 for Whatnot.
The short answer
- Whatnot lists 5 features Ultra Viral’s listing doesn’t mention, including Inventory sync, Offer sync, Order sync.
Head to head
Momentum
New reviews each month
Review pace is the clearest public read on how fast an app is winning new merchants.
Whatnot Fees
- · 2.9% + $0.30 payment processing fee
- · 8% fee on sales price
- · Fees may be lower based on region
- · Fees may be lower based on the category
Coverage counts what each App Store listing names. Every feature, checked off app by app, is in Shoplist.
See every featureBrands with Shopify stores can choose which products from their inventory to bring to the Ultra Viral Brand Collabs and collaborate with Talent on Live Sales, Product Promotions, and Affiliate Program. Talent with Shopify stores can sync and display selected products from their inventory to their Ultra Viral Store, helping with exposure and sales through Live Sales events.
Whatnot helps you turn products into repeat customers. Unlike traditional marketplaces where you sync inventory and wait for orders, Whatnot puts you in front of shoppers who are ready to buy. Go live, sell products in real time, move inventory quickly, and build a loyal audience that follows your business and comes back for future shows.
- Sync your Shopify products to Ultra Viral instantly - Brands and Talent
- Bring products to the Ultra Viral Store and host Live Sales events - Talent
- Enable products for Live Sales,Product Promotions and Affiliate Program - Brands
- Set Talent commission rates per sale for Live Sales and Affiliate - Brands
- Sell at scale with a unified catalog between Shopify and Whatnot
- Automated orders and real-time inventory sync
- Update your inventory in real-time as items sell on either platform
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 |  Ultra Viral |  Whatnot |
|---|---|---|
| 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 | Ultra Viral | Whatnot |
|---|---|---|
| App Store rating | Not published | 2.9 ★ |
| App Store reviews | Not published | 13 |
| New reviews, 28 days | Not enough data | Not enough data |
| Reviewers a year or more in | Not enough data | Not enough data |
Pricing
| Measure | Ultra Viral | Whatnot |
|---|---|---|
| Free plan | Not listed | Not listed |
| Lowest paid monthly plan | No monthly plan listed | No monthly plan listed |
| Longest free trial | Not listed | Not listed |
| Plans listed | Not published | 1 |
Listing
| Measure | Ultra Viral | Whatnot |
|---|---|---|
| Shopify category rank | #211 | #33(ahead) |
| Shopify App Charts | Not on this week’s charts | Not on this week’s charts |
| Built for Shopify | No | No |
| Launched | Feb 4, 2026 | Dec 9, 2025 |
| Languages | 1 | 2 |
| Developer | Ultra Viral Inc | Whatnot |
FAQ
Ultra Viral and Whatnot: common questions
- What features does each app list that the other doesn’t?
- Whatnot lists 5 the others don’t mention, such as Inventory sync, Offer sync, Order sync, Product selection. 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 May 13, 2026 for Ultra Viral, Sep 29, 2026 for Whatnot; 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 May 13, 2026 for Ultra Viral, Sep 29, 2026 for Whatnot. 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.