# DeckClocker vs LUMEN Impra

The clearest difference is in-app purchases: DeckClocker at none against LUMEN Impra's 4. LUMEN Impra's advantage is update cadence (every 3 weeks vs every 3 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. LUMEN Impra sells 4 one-off in-app purchases. DeckClocker asks for nothing beyond the download.

DeckClocker ships an update every 3 months, LUMEN Impra every 3 weeks. The most recent releases landed on October 12, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | DeckClocker | LUMEN Impra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lumen-impra/id6759300226/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 366 MB |
| Requires iOS | 26.2 | 26.2 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Haggard](https://appshunter.io/developer/1870413831) | [CFMS LLC](https://appshunter.io/developer/1805653908) |

## What reviewers say

### DeckClocker

[App page](https://appshunter.io/ios/app/deckclocker/id6758026773)

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

**In-app purchases:** none


### LUMEN Impra

[App page](https://appshunter.io/ios/app/lumen-impra/id6759300226)

This app enhances magic performances by capturing real-time strokes and recognizing handwriting. It seamlessly broadcasts results to various devices, offering a polished interface for magicians to perform with confidence.

**Highlights:** Real-time stroke capture, Handwriting recognition, Broadcast to multiple devices, Polished user interface, Designed for professional performers

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Music Peek | $29.99 | one-time |
| Dictionary SpinOff | $34.99 | one-time |
| Lottery Prediction | $99.99 | one-time |
| Pro Club | $299.99 | one-time |


## Frequently asked questions

### Is DeckClocker free?

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

### Is LUMEN Impra free?

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

### Do DeckClocker or LUMEN Impra have ads?

Neither DeckClocker nor LUMEN Impra shows ads.

### Which is updated more often, DeckClocker or LUMEN Impra?

DeckClocker ships an update every 3 months, and LUMEN Impra every 3 weeks. Most recently, DeckClocker was updated on October 12, 2026 and LUMEN Impra 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.*