# Boom Boom Stack vs DefectiveTennis

The clearest difference is update cadence: DefectiveTennis at every 3 weeks against Boom Boom Stack's every 2 months. Boom Boom Stack's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 26.5). On price, 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.

Boom Boom Stack ships an update every 2 months, DefectiveTennis every 3 weeks. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Boom Boom Stack | DefectiveTennis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 50 MB | 1 MB |
| Requires iOS | **15.1** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bahlul Hasanli](https://appshunter.io/developer/1798090041) | [DefectiveRobot LLC](https://appshunter.io/developer/1896730100) |

## What reviewers say

### Boom Boom Stack

[App page](https://appshunter.io/ios/app/boom-boom-stack/id6761138077)

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

**In-app purchases:** none


### DefectiveTennis

[App page](https://appshunter.io/ios/app/defectivetennis/id6792527871)

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

**In-app purchases:** none


## Frequently asked questions

### Is Boom Boom Stack free?

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

### Is DefectiveTennis free?

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

### Do Boom Boom Stack or DefectiveTennis have ads?

Neither Boom Boom Stack nor DefectiveTennis shows ads.

### Which is updated more often, Boom Boom Stack or DefectiveTennis?

Boom Boom Stack ships an update every 2 months, and DefectiveTennis every 3 weeks. Most recently, Boom Boom Stack was updated on October 11, 2026 and DefectiveTennis on October 7, 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.*