# LensGuard vs Castora

The clearest difference is in-app purchases: Castora at none against LensGuard's 1. Castora also leads on update cadence (daily vs every 3 weeks). LensGuard's advantage is iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. LensGuard sells 1 one-off in-app purchase. Castora asks for nothing beyond the download.

LensGuard ships an update every 3 weeks, Castora daily. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | LensGuard | Castora |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Size | 5 MB | 7 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Abram Kai Davis](https://appshunter.io/developer/1827294048) | [Saket Kumar](https://appshunter.io/developer/6807693271) |

## What reviewers say

### LensGuard

[App page](https://appshunter.io/ios/app/lensguard/id6807173012)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| High alerts & widgets | $1.99 | one-time |


### Castora

[App page](https://appshunter.io/ios/app/castora-diecast-tracker/id6808539318)

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

**In-app purchases:** none


## Frequently asked questions

### Is LensGuard free?

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

### Is Castora free?

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

### Do LensGuard or Castora have ads?

Neither LensGuard nor Castora shows ads.

### Which is updated more often, LensGuard or Castora?

LensGuard ships an update every 3 weeks, and Castora daily. Most recently, LensGuard was updated on October 13, 2026 and Castora 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.*