# Arcona AR Scanner vs TetraClock

The clearest difference is ads: Arcona AR Scanner at none against TetraClock's shown. TetraClock's advantage is update cadence (every 2 days vs every 13 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Arcona AR Scanner ships an update every 13 months, TetraClock every 2 days. The most recent releases landed on October 14, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Arcona AR Scanner | TetraClock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/tetraclock-falling-block/id6504890211/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Every 2 days** |
| Monetization | — | Ad-supported |
| Size | 8 MB | 6 MB |
| Requires iOS | **13** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pilgrim OOO](https://appshunter.io/developer/868054947) | [Legal Prompt Inc.](https://appshunter.io/developer/1490746932) |

## What reviewers say

### Arcona AR Scanner

[App page](https://appshunter.io/ios/app/arcona-ar-scanner/id1482432650)

**In-app purchases:** none


### TetraClock

[App page](https://appshunter.io/ios/app/tetraclock-falling-block/id6504890211)

This clock app uses falling tetromino blocks to display the time. Customize colors, animations, and display formats. Note that the displayed time may have slight discrepancies due to animation effects.

**Highlights:** Tetromino block time display, Customizable colors and animations, 12/24-hour format, Seconds display toggle, Adjustable falling speed, Background color options

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Arcona AR Scanner free?

Arcona AR Scanner is free to download, with no in-app purchases.

### Is TetraClock free?

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

### Do Arcona AR Scanner or TetraClock have ads?

TetraClock shows ads; Arcona AR Scanner does not.

### Which is updated more often, Arcona AR Scanner or TetraClock?

Arcona AR Scanner ships an update every 13 months, and TetraClock every 2 days. Most recently, Arcona AR Scanner was updated on October 14, 2026 and TetraClock on October 22, 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.*