# LuminaryGem vs Fasty

The clearest difference is iOS requirement: LuminaryGem at 12.0 against Fasty's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

LuminaryGem ships an update every 2 days, Fasty every 3 days. The most recent releases landed on October 8, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | LuminaryGem | Fasty |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 days |
| Size | 34 MB | 3 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [诗 文](https://appshunter.io/developer/1834333370) | [长贵 周](https://appshunter.io/developer/6779968395) |

## What reviewers say

### LuminaryGem

[App page](https://appshunter.io/ios/app/luminarygem/id6751432834)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fasty

[App page](https://appshunter.io/ios/app/fasty-if-fasting-timer-app/id6779994881)

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

**In-app purchases:** none


## Frequently asked questions

### Is LuminaryGem free?

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

### Is Fasty free?

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

### Do LuminaryGem or Fasty have ads?

Neither LuminaryGem nor Fasty shows ads.

### Which is updated more often, LuminaryGem or Fasty?

LuminaryGem ships an update every 2 days, and Fasty every 3 days. Most recently, LuminaryGem was updated on October 8, 2026 and Fasty on October 18, 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.*