# XLiGHT vs KukkiDo

The clearest difference is update cadence: KukkiDo at every 3 weeks against XLiGHT's every 6 weeks. XLiGHT's advantage is iOS requirement (12.4 vs 15.0). On price, review sentiment, 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.

XLiGHT ships an update every 6 weeks, KukkiDo every 3 weeks. The most recent releases landed on October 7, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | XLiGHT | KukkiDo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (4 ratings)](https://appshunter.io/ios/app/kukkido/id6771863426/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 15 MB | 7 MB |
| Requires iOS | **12.4** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shaiber, OOO](https://appshunter.io/developer/1538522479) | [Damirbek Dadadzhanov](https://appshunter.io/developer/6771863428) |

## What reviewers say

### XLiGHT

[App page](https://appshunter.io/ios/app/xlight/id1538522477)

Connect wireless LED lights to your device to engage in interactive training programs. Track your progress and analyze achievements to improve reaction speed, concentration, and strategic thinking. Designed for athletes of all levels using specific hardware.

**Highlights:** Wireless LED light connectivity, Interactive training programs, Performance statistics tracking, Achievement analysis, Reaction speed development, Concentration enhancement, Strategic thinking improvement

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

**In-app purchases:** none


### KukkiDo

[App page](https://appshunter.io/ios/app/kukkido/id6771863426)

Track taekwondo tournaments, personal ratings, and training progress. Log workouts, monitor wellness, and connect with coaches. Features include a competition calendar, performance history, and achievement tracking for athletes and coaches.

**Highlights:** Tournament calendar with filters, Personal WT rating and comparison, Workout logging and training plans, Wellness tracking (weight, sleep, nutrition), Coach dashboard for athlete management, Achievement and badge system

**In-app purchases:** none


## Frequently asked questions

### Is XLiGHT free?

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

### Is KukkiDo free?

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

### Do XLiGHT or KukkiDo have ads?

Neither XLiGHT nor KukkiDo shows ads.

### Which is updated more often, XLiGHT or KukkiDo?

XLiGHT ships an update every 6 weeks, and KukkiDo every 3 weeks. Most recently, XLiGHT was updated on October 7, 2026 and KukkiDo on October 23, 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.*