# Halliday G2 vs LensAlert

The clearest difference is in-app purchases: Halliday G2 at none against LensAlert's 2. Halliday G2 also leads on iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. LensAlert sells 2 in-app purchases, starting at $4.99 per 7 days. Halliday G2 asks for nothing beyond the download.

## The numbers

| Metric | Halliday G2 | LensAlert |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | — |
| Size | 68 MB | 51 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [HALLIDAY HOLDINGS PTE. LTD.](https://appshunter.io/developer/1808849381) | [Selin Simsek](https://appshunter.io/developer/1652874921) |

## What reviewers say

### Halliday G2

[App page](https://appshunter.io/ios/app/halliday-g2/id6771237314)

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

**In-app purchases:** none


### LensAlert

[App page](https://appshunter.io/ios/app/lensalert-ai-glasses-detector/id6812727239)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Yearly Premium | $19.99 | per year |


## Frequently asked questions

### Is Halliday G2 free?

Halliday G2 is free to download, with no in-app purchases.

### Is LensAlert free?

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

### Do Halliday G2 or LensAlert have ads?

Neither Halliday G2 nor LensAlert shows ads.

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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.*