# Helix Ball Down vs ZEPHYR JET

The clearest difference is update cadence: Helix Ball Down at every 2 weeks against ZEPHYR JET's every 5 weeks. Helix Ball Down also leads on iOS requirement (11.0 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Helix Ball Down ships an update every 2 weeks, ZEPHYR JET every 5 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Helix Ball Down | ZEPHYR JET |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/helix-ball-down/id1578075507/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 5 weeks |
| Monetization | Free | — |
| Size | 204 MB | 341 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Jainam Rajpara](https://appshunter.io/developer/1193474709) | [Crystal Cao](https://appshunter.io/developer/1686207792) |

## What reviewers say

### Helix Ball Down

[App page](https://appshunter.io/ios/app/helix-ball-down/id1578075507)

Guide a bouncing ball down a rotating tower, navigating obstacles and avoiding red zones. Test your reflexes and timing to reach the bottom safely and win.

**Highlights:** Spiral tower navigation, Ball bouncing mechanics, Obstacle avoidance, Simple slide controls, Multi-level towers, Free fall jumps

**Features:** macOS Compatibility

**In-app purchases:** none


### ZEPHYR JET

[App page](https://appshunter.io/ios/app/zephyr-jet/id6749835745)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Helix Ball Down free?

Helix Ball Down is free to download, with no in-app purchases.

### Is ZEPHYR JET free?

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

### Do Helix Ball Down or ZEPHYR JET have ads?

Neither Helix Ball Down nor ZEPHYR JET shows ads.

### Which is updated more often, Helix Ball Down or ZEPHYR JET?

Helix Ball Down ships an update every 2 weeks, and ZEPHYR JET every 5 weeks. Most recently, Helix Ball Down was updated on October 30, 2026 and ZEPHYR JET on October 25, 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.*