# Mech TD vs Bug Busters

The clearest difference is in-app purchases: Bug Busters at none against Mech TD's 13. Bug Busters also leads on ads (none vs shown). Mech TD's advantage is update cadence (weekly vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Mech TD sells 13 one-off in-app purchases. Bug Busters asks for nothing beyond the download.

Mech TD ships an update weekly, Bug Busters every 6 months. The most recent releases landed on October 21, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Mech TD | Bug Busters |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (124 ratings)](https://appshunter.io/ios/app/mech-td-space-war/id6463076238/reviews)** | — |
| Number of ratings | **124** | — |
| Positive reviews | 73.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 6 months |
| Monetization | Free with in-app purchases | — |
| Size | 326 MB | 72 MB |
| Requires iOS | **16.0** | 17.5 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 9+ | 9+ |
| Developer | [涓 梅](https://appshunter.io/developer/1691042897) | [Davide Bellobuono](https://appshunter.io/developer/1821870472) |

## What reviewers say

### Mech TD

[App page](https://appshunter.io/ios/app/mech-td-space-war/id6463076238)

Command mechs in a tower defense narrative, battling alien insects and the Empire. Explore diverse modes, customize units, and utilize unique skills across multiple maps. Experience intense battles with simple controls and dynamic jumping mechanics.

**Highlights:** Story-driven tower defense mode, Intense survivor mode, Variety of battle modes, Command 6 unique mech commanders, Customize unit colors, Utilize random skills and battle tech, 7 distinct maps

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| starter_pack_1 | $0.99 | one-time |
| starter_pack_3 | $0.99 | one-time |
| purchase the full game content | $1.99 | one-time |
| R&D coin pack 1 | $1.99 | one-time |
| starter_pack_4 | $1.99 | one-time |
| starter_pack_2 | $1.99 | one-time |
| One month no ads | $5.99 | one-time |
| R&D coin pack 2 | $7.99 | one-time |
| permanent VIP | $9.99 | one-time |
| gold vip | $12.99 | one-time |
| R&D coin pack 3 | $14.99 | one-time |
| R&D coin pack 4 | $49.99 | one-time |
| R&D coin pack 5 | $99.99 | one-time |


### Bug Busters

[App page](https://appshunter.io/ios/app/bug-busters/id6747584160)

**In-app purchases:** none


## Frequently asked questions

### Is Mech TD free?

Mech TD is free to download, with in-app purchases available.

### Is Bug Busters free?

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

### Do Mech TD or Bug Busters have ads?

Mech TD shows ads; Bug Busters does not.

### Which is updated more often, Mech TD or Bug Busters?

Mech TD ships an update weekly, and Bug Busters every 6 months. Most recently, Mech TD was updated on October 21, 2026 and Bug Busters on October 9, 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.*