size? vs USC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
size?
Discover and shop the latest streetwear and exclusive footwear collaborations. Browse upcoming launches, find your nearest store, and enjoy global shipping with flexible payment options.
- Browse upcoming launches
- Shop latest releases
- Exclusive collaborations
- Global shipping
- Store locator
- Push notifications
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Since opening our doors in London, Manchester and Brighton in 2000, we’ve curated the latest footwear collections, exclusive launches and iconic collaborations. With a finger consistently on the pulse of culture, size? is where art, music, sport & fashion collide. The size? app is your go-to destination for the latest streetwear brands and sought-after sneakers from adidas Originals, ASICS, Nike, Jordan, Salomon, Carhartt WIP, Home Grown & more. Features: Shop the latest releases Create your wishlist size? exclusive drops App-exclusive discounts Next day delivery available Ship worldwide to 190+ countries Fast checkout with Apple Pay/ Google Pay & PayPal. Buy now, pay later with Klarna & Clearpay Student & Emergency Services Discounts Track your order Get alerts on new in & restocks Share products instantly
USC
Discover and shop a wide selection of branded clothing, footwear, and accessories on the go. Explore the latest arrivals and online exclusives from popular and independent brands, featuring an extensive denim collection. Enjoy a seamless shopping experience with synced baskets and helpful notifications.
- Shop branded clothing, footwear, and accessories
- Access latest arrivals and online exclusives
- Extensive denim collection
- Synced basket across devices
- Push notifications for new products and sales
- Shop from lookbooks
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USC is the go-to destination for branded clothing, footwear and accessories- all available on the go via our app. Don't miss the latest arrivals and online exclusives from mainstream and independent brands including G Star, BOSS, Firetrap & Vero Moda. Once you combine our extensive mix of brands with a denim collection that's hard to rival and over 13,000 products available at your fingertips, you'll wish you'd found us sooner! With the USC app for iOS, you can: -SHOP AS ONE Use the same login details from the USC website, your basket is synced too so you can shop across devices. -KEEP IN THE KNOW WITH PUSH NOTIFICATIONS New products just in that you're going to love? Sale launching at midnight? Leave it to us. -SHOP THE SHOOT Use our look book feature to browse the latest photoshoots whilst shopping from them at the same time, what's not to love? -ALL THE BEST BITS FROM MOBILE You can still shop as you would on our mobile site, using navigation you're familiar with, plus international delivery.
Screenshots
Verdict
size? and USC both sit at 4.8 stars, but that hides the real split: 92% of USC's written reviews are positive against 48% of size?'s. USC also leads on update cadence (every 3 weeks vs every 3 months). size?'s advantage is ratings volume (1.2K vs 33). On price, rating, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.8 for size? against 4.9 for USC. That said, the two scores are not equally well evidenced: size? has 1.2K ratings behind it against 33, so its average is the more settled of the two. Written reviews are what separate them: 48% of size?'s written reviews are positive against 92% of USC's.
size? ships an update every 3 months, USC every 3 weeks. Both last shipped on November 1, 2026.
| Parameter | size? | USC |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (1.2K ratings) | 4.9 (33 ratings) — better |
| Positive reviews | 48.3% of reviews | 92.2% of reviews — better |
| Number of ratings | 1.2K — better | 33 |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 143 MB | 71 MB |
| Age rating | 4+ | 4+ |
| Developer | size? | SportsDirect.com Retail Ltd |
Customer experience
size?
USC
User reviews
size?
From 1.2K App Store ratingsWhat we love
- 🚀 Fast and easy to use
- 👍 Great selection of products
- 💎 Exclusive and limited items
- 🥇 Excellent for raffles and launches
Room to improve
- 🐛 Frequent crashes and bugs
- 💳 Payment processing issues
- 🔍 Unreliable search and filtering
- 📦 Shipping and delivery problems
- 🔑 Account creation and login difficulties
USC
From 33 App Store ratingsWhat we love
- 👍 Easy to use app
- 💰 Great prices/deals
- 👕 Wide clothing range
- 🚀 Fast delivery
- 💎 Good quality items
Room to improve
- ⚠️ High delivery costs
- 🔄 Difficult returns process
- 🐌 App can be slow
- 🐛 Wishlist feature buggy
- ❌ Discount voucher not working
Bugs and requests
size?
Reported bugs
4 issues- Discrepancies between app and website inventory
- Inability to update account information
- Inconsistent behavior with Apple Pay and other payment methods
- Orders being cancelled without explanation
Requested features
4 requests- Size guide with international conversions
- Improved wish list functionality
- Better app optimization for mobile devices
- Currency conversion and localization options
USC
Reported bugs
7 issues- App sends users round in circles for returns
- Wishlist feature buggy and clunky
- App goes back to top of page after viewing item
- Item ordered was out of stock, received cancellation
- App button functionality stiff
Show 2 moreShow fewer
- Zooming in on photos shows only half
- App needs to be reviewed for bugs
Requested features
4 requests- Option to adjust stock levels
- Random picks section based on user searches
- More functions to edit sizes in wishlist
- Afterpay payment method
In-app purchases
size?
No in-app purchases
USC
No in-app purchases
