# Gem vs Hobby Exchange

The clearest difference is ads: Hobby Exchange at none against Gem's shown. Hobby Exchange also leads on update cadence (every 11 days vs every 27 months). Gem's advantage is iOS requirement (13.4 vs 15.1). On price, in-app purchases and device support there is nothing between them.

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

Gem ships an update every 27 months, Hobby Exchange every 11 days. The most recent releases landed on March 22, 2026 and March 21, 2026 respectively.

## The numbers

| Metric | Gem | Hobby Exchange |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 27 months | **Every 11 days** |
| Size | 41 MB | 20 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gem Mint Auctions, LLC.](https://appshunter.io/developer/1530238043) | [Hobby Exchange INC](https://appshunter.io/developer/1802220635) |

## What reviewers say

### Gem

[App page](https://appshunter.io/ios/app/gem/id1530238041)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hobby Exchange

[App page](https://appshunter.io/ios/app/hobby-exchange/id6743323051)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gem free?

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

### Is Hobby Exchange free?

Hobby Exchange is free to download, with no in-app purchases.

### Do Gem or Hobby Exchange have ads?

Gem shows ads; Hobby Exchange does not.

### Which is updated more often, Gem or Hobby Exchange?

Gem ships an update every 27 months, and Hobby Exchange every 11 days. Most recently, Gem was updated on March 22, 2026 and Hobby Exchange on March 21, 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.*