# Crazy TD vs Impossible Road Snakes

The clearest difference is in-app purchases: Impossible Road Snakes at none against Crazy TD's 1. Impossible Road Snakes also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Crazy TD sells 1 one-off in-app purchase. Impossible Road Snakes asks for nothing beyond the download.

Crazy TD ships an update every 3 months, Impossible Road Snakes every 3 weeks. The most recent releases landed on November 6, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Crazy TD | Impossible Road Snakes |
| --- | --- | --- |
| 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 | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 6 MB | 14 MB |
| Requires iOS | 17.5 | **7.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Ang Chee Hong](https://appshunter.io/developer/1420817458) | [Jason Nugent](https://appshunter.io/developer/872486626) |

## 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 |


### Impossible Road Snakes

[App page](https://appshunter.io/ios/app/impossible-road-snakes/id1016350201)

**In-app purchases:** none


## Frequently asked questions

### Is Crazy TD free?

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

### Is Impossible Road Snakes free?

Impossible Road Snakes is free to download, with no in-app purchases.

### Do Crazy TD or Impossible Road Snakes have ads?

Crazy TD shows ads; Impossible Road Snakes does not.

### Which is updated more often, Crazy TD or Impossible Road Snakes?

Crazy TD ships an update every 3 months, and Impossible Road Snakes every 3 weeks. Most recently, Crazy TD was updated on November 6, 2026 and Impossible Road Snakes on November 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*