# Helix Ball Down vs Stack Ball

The clearest difference is in-app purchases: Helix Ball Down at none against Stack Ball's 1. Helix Ball Down also leads on ads (none vs shown) and iOS requirement (11.0 vs 13.0). Stack Ball's advantage is ratings volume (27 vs 3). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. Stack Ball sells 1 one-off in-app purchase. Helix Ball Down asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Helix Ball Down against 4.6 for Stack Ball. That said, the two scores are not equally well evidenced: Stack Ball has 27 ratings behind it against 3, so its average is the more settled of the two.

Helix Ball Down ships an update every 2 weeks, Stack Ball every 9 days. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Helix Ball Down | Stack Ball |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/helix-ball-down/id1578075507/reviews)** | [4.6 (27 ratings)](https://appshunter.io/ios/app/stack-ball-bounce-challenge/id6449554520/reviews) |
| Number of ratings | 3 | **27** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 204 MB | 98 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jainam Rajpara](https://appshunter.io/developer/1193474709) | [52 Blue Studios](https://appshunter.io/developer/1675697592) |

## 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


### Stack Ball

[App page](https://appshunter.io/ios/app/stack-ball-bounce-challenge/id6449554520)

Bounce a ball through an endless spiral of platforms, breaking through them with precise timing. Dodge obstacles, collect gems for unlocks, and compete for high scores on global leaderboards. Enjoy vibrant graphics and addictive gameplay.

**Highlights:** One-tap controls, Break through platforms, Dodge black blocks, Collect gems for unlocks, High score leaderboards, Endless levels

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads & Play Offline | $6.99 | one-time |


## Frequently asked questions

### Is Helix Ball Down free?

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

### Is Stack Ball free?

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

### Which has better reviews, Helix Ball Down or Stack Ball?

Helix Ball Down is rated higher. Helix Ball Down averages 4.7 out of 5 from 3 ratings, while Stack Ball averages 4.6 from 27 ratings.

### Do Helix Ball Down or Stack Ball have ads?

Stack Ball shows ads; Helix Ball Down does not.

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

Helix Ball Down ships an update every 2 weeks, and Stack Ball every 9 days. Most recently, Helix Ball Down was updated on October 3, 2026 and Stack Ball on October 5, 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.*