# Kelab PJ vs ShadowSwing

The clearest difference is in-app purchases: Kelab PJ at none against ShadowSwing's 4. Kelab PJ also leads on iOS requirement (15.1 vs 17.0). ShadowSwing's advantage is update cadence (daily vs every 10 days). On price, ads and device support there is nothing between them.

Both are free to download. ShadowSwing sells 4 in-app purchases, starting at $4.99 per month. Kelab PJ asks for nothing beyond the download.

Kelab PJ ships an update every 10 days, ShadowSwing daily. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Kelab PJ | ShadowSwing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/shadowswing-tennis-trainer/id6809895430/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Daily** |
| Monetization | — | Freemium |
| Size | 27 MB | 9 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Albatrozz Sdn Bhd](https://appshunter.io/developer/559716251) | [Hackem Software](https://appshunter.io/developer/1612374183) |

## What reviewers say

### Kelab PJ

[App page](https://appshunter.io/ios/app/kelab-pj/id6476260611)

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

**In-app purchases:** none


### ShadowSwing

[App page](https://appshunter.io/ios/app/shadowswing-tennis-trainer/id6809895430)

This app transforms your iPhone into a tennis, padel, and pickleball swing trainer. It provides real-time audio feedback on your swing speed and offers guided drills, shot analysis, and progress tracking.

**Highlights:** Real-time audio swing feedback, Guided drills and workouts, 3D shot analysis replays, Sport-specific court visuals, Daily swing goals and reminders, Practice statistics and progress graphs

**Features:** iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Annual | $39.99 | per year |
| Pro Annual (first-year offer) | $39.99 | per year |
| Pro Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Kelab PJ free?

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

### Is ShadowSwing free?

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

### Do Kelab PJ or ShadowSwing have ads?

Neither Kelab PJ nor ShadowSwing shows ads.

### Which is updated more often, Kelab PJ or ShadowSwing?

Kelab PJ ships an update every 10 days, and ShadowSwing daily. Most recently, Kelab PJ was updated on October 25, 2026 and ShadowSwing on October 31, 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.*