# size? vs Slam Jam

The clearest difference is review sentiment: size? at 48% against Slam Jam's 0%. size? also leads on rating (4.8 vs 3.3) and ratings volume (1.1K vs 7). Slam Jam's advantage is update cadence (every 3 weeks vs every 3 months) and monetization model (ad-supported vs free with in-app purchases). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

size? holds the better App Store score, 4.8 against 3.3. That said, the two scores are not equally well evidenced: size? has 1.1K ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 48% of size?'s written reviews are positive against 0% of Slam Jam's.

size? ships an update every 3 months, Slam Jam every 3 weeks. The most recent releases landed on September 27, 2026 and July 22, 2026 respectively.

## The numbers

| Metric | size? | Slam Jam |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.1K ratings)](https://appshunter.io/ios/app/size/id736767882/reviews)** | [3.3 (7 ratings)](https://appshunter.io/ios/app/slam-jam/id6472634554/reviews) |
| Number of ratings | **1.1K** | 7 |
| Positive reviews | **48.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 51 MB | 79 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [size?](https://appshunter.io/developer/736779885) | [Slam Jam SRL](https://appshunter.io/developer/1717373192) |

## What reviewers say

### size?

[App page](https://appshunter.io/ios/app/size/id736767882)

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.

**Highlights:** Browse upcoming launches, Shop latest releases, Exclusive collaborations, Global shipping, Store locator, Push notifications

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and easy to use
- 👍 Great selection of products
- 💎 Exclusive and limited items
- 🥇 Excellent for raffles and launches

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 💳 Payment processing issues
- 🔍 Unreliable search and filtering
- 📦 Shipping and delivery problems
- 🔑 Account creation and login difficulties

**Reported bugs**

- 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**

- Size guide with international conversions
- Improved wish list functionality
- Better app optimization for mobile devices
- Currency conversion and localization options


### Slam Jam

[App page](https://appshunter.io/ios/app/slam-jam/id6472634554)

Discover curated streetwear and lifestyle products from a globally recognized cultural institution. Shop over 150 brands, save favorites, and track orders with a streamlined checkout experience. Stay updated on new releases and promotions.

**Highlights:** Shop over 150 brands, Man & Woman sections, Lifestyle and music content, Push notifications for releases, Wishlist functionality, Order tracking, Quick Buy and secure checkout

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is size? free?

size? is free to download, with no in-app purchases.

### Is Slam Jam free?

Slam Jam is free to download, with no in-app purchases.

### Which has better reviews, size? or Slam Jam?

size? is rated higher. size? averages 4.8 out of 5 from 1.1K ratings, while Slam Jam averages 3.3 from 7 ratings.

### Do size? or Slam Jam have ads?

Neither size? nor Slam Jam shows ads.

### Which is updated more often, size? or Slam Jam?

size? ships an update every 3 months, and Slam Jam every 3 weeks. Most recently, size? was updated on September 27, 2026 and Slam Jam on July 22, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*