# Tread Shred vs Shell Shockers

The clearest difference is price: Tread Shred at Free against Shell Shockers's $0.29. Tread Shred also leads on update cadence (every 4 weeks vs every 33 months). Shell Shockers's advantage is ads (none vs shown) and iOS requirement (9.0 vs 15.0). On in-app purchases and device support there is nothing between them.

Tread Shred is free to download; Shell Shockers costs $0.29 up front. Neither carries in-app purchases, so what you see is what you pay.

Tread Shred ships an update every 4 weeks, Shell Shockers every 33 months. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Tread Shred | Shell Shockers |
| --- | --- | --- |
| Price | **Free** | $0.29 |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/tread-shred/id1403763343/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 weeks** | Every 33 months |
| Monetization | Free | — |
| Size | 112 MB | 25 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Craig Glendenning](https://appshunter.io/developer/1406116053) | [Ranz Ursal](https://appshunter.io/developer/1116871834) |

## What reviewers say

### Tread Shred

[App page](https://appshunter.io/ios/app/tread-shred/id1403763343)

Engage in intense tank battles in a confined arena. Strategize your moves to outmaneuver and destroy enemy tanks before they destroy yours. Survive the onslaught and emerge victorious in this action-packed game.

**Highlights:** Destroy enemy tanks, Strategic gameplay, Epic action battles, Multiple levels, Smooth controls, Bouncing missile mechanics

**Features:** Vision Pro support

**In-app purchases:** none


### Shell Shockers

[App page](https://appshunter.io/ios/app/shell-shockers/id1526050390)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tread Shred free?

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

### Is Shell Shockers free?

Shell Shockers costs $0.29, with no in-app purchases.

### Do Tread Shred or Shell Shockers have ads?

Tread Shred shows ads; Shell Shockers does not.

### Which is updated more often, Tread Shred or Shell Shockers?

Tread Shred ships an update every 4 weeks, and Shell Shockers every 33 months. Most recently, Tread Shred was updated on October 11, 2026 and Shell Shockers 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.*