# Killdozer vs Spire Bastion

The clearest difference is update cadence: Spire Bastion at fortnightly against Killdozer's monthly. Killdozer's advantage is ratings volume (8 vs 1). On price, rating, 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.

On the App Store both sit at effectively the same score — 5.0 for Killdozer against 5.0 for Spire Bastion. That said, the two scores are not equally well evidenced: Killdozer has 8 ratings behind it against 1, so its average is the more settled of the two.

Killdozer ships an update monthly, Spire Bastion fortnightly. The most recent releases landed on October 10, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Killdozer | Spire Bastion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (8 ratings)](https://appshunter.io/ios/app/killdozer/id6505005953/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/spire-bastion/id6751479227/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Ad-supported | Ad-supported |
| Size | 22 MB | 359 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Parker Smithson](https://appshunter.io/developer/1697602043) | [FutureBright Technology Company Limited](https://appshunter.io/developer/715337595) |

## What reviewers say

### Killdozer

[App page](https://appshunter.io/ios/app/killdozer/id6505005953)

Experience the thrill of urban demolition as you unleash a powerful bulldozer to destroy a town that wronged you. Engage in satisfying destruction and experience the chaos.

**Highlights:** Demolish buildings, Destroy the town, Bulldoze through the city, Satisfying destruction gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


### Spire Bastion

[App page](https://appshunter.io/ios/app/spire-bastion/id6751479227)

Defend your Crystal Core from climbing enemies in this simple yet strategic tower defense game. Place heroes to auto-fight and utilize 3D terrain to your advantage. Enjoy a relaxing experience with light strategy and satisfying results.

**Highlights:** 3D terrain impacts gameplay, Light strategy with skill combos, Floor-by-floor progression, Hero placement and auto-fighting, Focus on calm decisions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Killdozer free?

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

### Is Spire Bastion free?

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

### Which has better reviews, Killdozer or Spire Bastion?

Killdozer and Spire Bastion are both rated 5.0 out of 5 on the App Store, from 8 and 1 ratings respectively.

### Do Killdozer or Spire Bastion have ads?

Both Killdozer and Spire Bastion show ads.

### Which is updated more often, Killdozer or Spire Bastion?

Killdozer ships an update monthly, and Spire Bastion fortnightly. Most recently, Killdozer was updated on October 10, 2026 and Spire Bastion on October 22, 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.*