# Gem Factory! vs Flatbias

The clearest difference is in-app purchases: Gem Factory! at none against Flatbias's 2. Gem Factory! also leads on iOS requirement (14.5 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Flatbias sells 2 in-app purchases, starting at $2.99 per month. Gem Factory! asks for nothing beyond the download.

Gem Factory! ships an update every 2 days, Flatbias daily. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Gem Factory! | Flatbias |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 days | **Daily** |
| Size | 117 MB | 10 MB |
| Requires iOS | **14.5** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nebih Basaran](https://appshunter.io/developer/1586973680) | [Reckona Inc.](https://appshunter.io/developer/1215787077) |

## What reviewers say

### Gem Factory!

[App page](https://appshunter.io/ios/app/gem-factory/id6785407819)

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

**In-app purchases:** none


### Flatbias

[App page](https://appshunter.io/ios/app/flatbias/id6797381499)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flatbias Pass (Monthly) | $2.99 | per month |
| Flatbias Pass (Yearly) | $22.99 | per year |


## Frequently asked questions

### Is Gem Factory! free?

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

### Is Flatbias free?

Flatbias is free to download, with in-app purchases available.

### Do Gem Factory! or Flatbias have ads?

Both Gem Factory! and Flatbias show ads.

### Which is updated more often, Gem Factory! or Flatbias?

Gem Factory! ships an update every 2 days, and Flatbias daily. Most recently, Gem Factory! was updated on October 24, 2026 and Flatbias on October 6, 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.*