# Crazy TD vs DuoPl

The clearest difference is ads: DuoPl at none against Crazy TD's shown. DuoPl also leads on update cadence (every 3 days vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Crazy TD sells 1 one-off in-app purchase and DuoPl sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Crazy TD ships an update every 3 months, DuoPl every 3 days. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Crazy TD | DuoPl |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/crazy-td/id906263409/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 60 MB |
| Requires iOS | **17.5** | 17.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Ang Chee Hong](https://appshunter.io/developer/1420817458) | [boyoung kim](https://appshunter.io/developer/1837090334) |

## What reviewers say

### Crazy TD

[App page](https://appshunter.io/ios/app/crazy-td/id906263409)

Defend your tower from an invading red army by tapping to shoot. Avoid friendly fire with the blue army and earn points by eliminating enemies and birds. Compete on leaderboards and unlock achievements in this fast-paced defense game.

**Highlights:** Tap to shoot enemies, Swipe for machine gun action, Defend against red army, Avoid shooting blue army, Earn points for kills, Game Center Leaderboard, Game Center Achievements

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove In-Game Ads | $0.99 | one-time |


### DuoPl

[App page](https://appshunter.io/ios/app/duopl/id6763438037)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Endless Sugar Rush | $1.99 | one-time |


## Frequently asked questions

### Is Crazy TD free?

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

### Is DuoPl free?

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

### Do Crazy TD or DuoPl have ads?

Crazy TD shows ads; DuoPl does not.

### Which is updated more often, Crazy TD or DuoPl?

Crazy TD ships an update every 3 months, and DuoPl every 3 days. Most recently, Crazy TD was updated on October 17, 2026 and DuoPl on October 24, 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.*