# Rhythm Skydiving 401 vs DZKcc

The clearest difference is in-app purchases: DZKcc at none against Rhythm Skydiving 401's 2. DZKcc also leads on update cadence (every 2 weeks vs every 2 months). Rhythm Skydiving 401's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 17.6). On price and ads there is nothing between them.

Both are free to download. Rhythm Skydiving 401 sells 2 in-app purchases, starting at $49.99 per year. DZKcc asks for nothing beyond the download.

Rhythm Skydiving 401 ships an update every 2 months, DZKcc every 2 weeks. The most recent releases landed on November 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Rhythm Skydiving 401 | DZKcc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (150 ratings)](https://appshunter.io/ios/app/rhythm-skydiving-401/id1315422564/reviews)** | — |
| Number of ratings | **150** | — |
| Positive reviews | 89.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Subscription | — |
| Size | 99 MB | 38 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rhythm Skydiving](https://appshunter.io/developer/1185933960) | [Anton Kuzmin](https://appshunter.io/developer/1876955429) |

## What reviewers say

### Rhythm Skydiving 401

[App page](https://appshunter.io/ios/app/rhythm-skydiving-401/id1315422564)

This app serves as a comprehensive rhythm coach for skydiving enthusiasts. It offers a vast library of articles, videos, and interactive tools to learn and master 4-way and 8-way formations. Users can download content for offline review and utilize features like a dive timer and draw generator.

**Highlights:** Extensive video library with offline download, Interactive flashcards for formation learning, Color-coded continuity plans, Advanced video player with frame-by-frame control, Customizable random draw generator, In-app direct contact with instructors

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rhythm 8way Subscription | $49.99 | per year |
| Rhythm 4way Subscription | $99.99 | per year |


### DZKcc

[App page](https://appshunter.io/ios/app/dzkcc/id6759115329)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rhythm Skydiving 401 free?

Rhythm Skydiving 401 is free to download, with in-app purchases available.

### Is DZKcc free?

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

### Do Rhythm Skydiving 401 or DZKcc have ads?

Neither Rhythm Skydiving 401 nor DZKcc shows ads.

### Which is updated more often, Rhythm Skydiving 401 or DZKcc?

Rhythm Skydiving 401 ships an update every 2 months, and DZKcc every 2 weeks. Most recently, Rhythm Skydiving 401 was updated on November 2, 2026 and DZKcc on October 12, 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.*