# Debate Arena vs Investigation Declaration

The clearest difference is in-app purchases: Investigation Declaration at none against Debate Arena's 2. Investigation Declaration also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.1). Debate Arena's advantage is update cadence (every 4 days vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Debate Arena sells 2 one-off in-app purchases. Investigation Declaration asks for nothing beyond the download.

Debate Arena ships an update every 4 days, Investigation Declaration every 3 months. The most recent releases landed on October 16, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Debate Arena | Investigation Declaration |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (71 ratings)](https://appshunter.io/ios/app/debate-arena/id6468587465/reviews)** | — |
| Number of ratings | **71** | — |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 60 MB | 351 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Krue Software](https://appshunter.io/developer/1710177593) | [iCivics, Inc.](https://appshunter.io/developer/915103251) |

## What reviewers say

### Debate Arena

[App page](https://appshunter.io/ios/app/debate-arena/id6468587465)

Master persuasive speech and become a rhetoric expert with this AI-powered educational game. Learn to identify and use rhetorical devices, practice with AI opponents, and apply your skills to real-world situations for improved communication and career advancement.

**Highlights:** Learn rhetorical devices, AI-powered argument practice, Real-world application scenarios, Identify rhetorical attacks, Develop quick wit, Gamified learning experience

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 AI-Coins | $0.99 | one-time |
| 500 AI-Coins | $2.99 | one-time |


### Investigation Declaration

[App page](https://appshunter.io/ios/app/investigation-declaration/id6743125653)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Debate Arena free?

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

### Is Investigation Declaration free?

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

### Do Debate Arena or Investigation Declaration have ads?

Debate Arena shows ads; Investigation Declaration does not.

### Which is updated more often, Debate Arena or Investigation Declaration?

Debate Arena ships an update every 4 days, and Investigation Declaration every 3 months. Most recently, Debate Arena was updated on October 16, 2026 and Investigation Declaration on October 15, 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.*