# Inqo vs Detective Diary

The clearest difference is in-app purchases: Inqo at none against Detective Diary's 5. Inqo also leads on update cadence (every 4 days vs fortnightly). Detective Diary's advantage is review sentiment (86% vs 67%). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Detective Diary sells 5 in-app purchases, starting at $3.99 per month. Inqo asks for nothing beyond the download.

Inqo ships an update every 4 days, Detective Diary fortnightly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Inqo | Detective Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/inqo/id6449199548/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 66.7% of reviews | **85.7% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 61 MB | 233 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [RUNEWORKS LLC](https://appshunter.io/developer/1487379534) | [Junsu Hwang](https://appshunter.io/developer/1745070010) |

## What reviewers say

### Inqo

[App page](https://appshunter.io/ios/app/inqo/id6449199548)

Engage in a daily mystery game where you have ten yes/no questions to uncover a secret. This deduction-based puzzle challenges your reasoning skills with rotating themes and AI-powered clues. Can you solve the mystery before time runs out?

**Highlights:** Daily mystery puzzles, 10 yes/no questions limit, Deduction-based gameplay, AI-powered clues, Rotating themes, Smooth animations

**Features:** macOS Compatibility

**In-app purchases:** none


### Detective Diary

[App page](https://appshunter.io/ios/app/detective-diary-whodunit/id6760389759)

Engage in daily AI-powered mystery games where you interrogate suspects, investigate locations, and analyze evidence to solve new cases. Compete for high scores and climb leaderboards by thinking like a real detective.

**Highlights:** AI interrogation of suspects, New mystery case daily, Investigate locations and evidence, Deduce culprit, motive, and method, Efficiency scoring and leaderboards, Share case results with friends

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Detective Pass | $3.99 | per month |
| 100 credit | $0.49 | one-time |
| 330 credit | $1.99 | one-time |
| 850 credit | $4.99 | one-time |
| 1500 credit | $6.99 | one-time |


## Frequently asked questions

### Is Inqo free?

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

### Is Detective Diary free?

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

### Do Inqo or Detective Diary have ads?

Both Inqo and Detective Diary show ads.

### Which is updated more often, Inqo or Detective Diary?

Inqo ships an update every 4 days, and Detective Diary fortnightly. Most recently, Inqo was updated on November 3, 2026 and Detective Diary on November 5, 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.*