# correctPlus vs Dead Walking Defense

The clearest difference is in-app purchases: correctPlus at none against Dead Walking Defense's 9. correctPlus also leads on update cadence (every 7 months vs every 20 months). Dead Walking Defense's advantage is iOS requirement (13.0 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Dead Walking Defense sells 9 one-off in-app purchases. correctPlus asks for nothing beyond the download.

correctPlus ships an update every 7 months, Dead Walking Defense every 20 months. The most recent releases landed on September 24, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | correctPlus | Dead Walking Defense |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dead-walking-defense/id1640997888/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 7 months** | Every 20 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 10 MB | 165 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 9+ |
| Developer | [hiromu izuwa](https://appshunter.io/developer/599721911) | [Ben Walker](https://appshunter.io/developer/385443776) |

## What reviewers say

### correctPlus

[App page](https://appshunter.io/ios/app/correctplus/id718264772)

This app provides a wide variety of sound effects for Japanese language lessons and conversation practice. It's designed to be useful for educators and learners in various fun situations beyond the classroom.

**Highlights:** Sound effects for class activities, Conversation practice sounds, Wide variety of sounds, Useful in fun situations, Designed for Japanese teachers

**Features:** macOS Compatibility

**In-app purchases:** none


### Dead Walking Defense

[App page](https://appshunter.io/ios/app/dead-walking-defense/id1640997888)

Defend against endless zombie hordes in this incremental idle tower defense game. Upgrade your hero, collect gold, and strategize to survive as long as possible. Prestige to reset progress and become even stronger.

**Highlights:** Incremental idle gameplay, Hero upgrades, Zombie combat, Gold collection, Prestige system, Strategic defense

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gems 80 | $0.99 | one-time |
| Piggy Bank | $0.99 | one-time |
| Gems500 | $4.99 | one-time |
| Unlock x5 Play | $4.99 | one-time |
| Gems 1200 | $9.99 | one-time |
| Remove Ads | $9.99 | one-time |
| Gems 2500 | $19.99 | one-time |
| Gems 6500 | $49.99 | one-time |
| Gems 14000 | $99.99 | one-time |


## Frequently asked questions

### Is correctPlus free?

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

### Is Dead Walking Defense free?

Dead Walking Defense is free to download, with in-app purchases available.

### Do correctPlus or Dead Walking Defense have ads?

Both correctPlus and Dead Walking Defense show ads.

### Which is updated more often, correctPlus or Dead Walking Defense?

correctPlus ships an update every 7 months, and Dead Walking Defense every 20 months. Most recently, correctPlus was updated on September 24, 2026 and Dead Walking Defense on September 29, 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.*