# (not)Guilty vs Addition Skill Builders

The clearest difference is price: (not)Guilty at Free against Addition Skill Builders's $2.99. (not)Guilty also leads on update cadence (every 3 weeks vs every 28 months). Addition Skill Builders's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support there is nothing between them.

(not)Guilty is free to download; Addition Skill Builders costs $2.99 up front. (not)Guilty sells 5 in-app purchases, starting at $0.49 per month. Addition Skill Builders asks for nothing beyond the download.

(not)Guilty ships an update every 3 weeks, Addition Skill Builders every 28 months. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | (not)Guilty | Addition Skill Builders |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/notguilty/id1230105590/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 16.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 28 months |
| Monetization | Subscription | — |
| Size | 31 MB | 19 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Taigi AI Labs, LLC](https://appshunter.io/developer/1849424144) | [Sergey Malugin](https://appshunter.io/developer/562782409) |

## What reviewers say

### (not)Guilty

[App page](https://appshunter.io/ios/app/notguilty/id1230105590)

Immerse yourself in a text-based RPG where you're wrongly accused and must survive a dangerous prison. Make critical decisions to uncover the truth, find the real killer, and prove your innocence through complex storylines with multiple endings.

**Highlights:** Text-based RPG, Interactive story choices, Multiple complex storylines, Branching narrative paths, Various ending scenarios, Interactive rating system

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Stories | $0.49 | per month |
| (not)Guilty2 -Last Love- | $0.99 | one-time |
| (not)Guilty3 -Change Job- | $0.99 | one-time |
| not(Guilty)4 -GET THE CRONE- | $0.99 | one-time |
| not(Guilty)5 -Labyrinth- | $0.99 | one-time |

**What reviewers like**

- 👍 Interesting story concept
- 👍 Engaging narrative for some
- 👍 Can be entertaining for a short time
- 👍 Good for passing time

**What reviewers complain about**

- 👎 Choices don't matter
- 👎 Linear story progression
- 👎 Poor writing and grammar
- 👎 Repetitive outcomes
- 👎 Illusion of choice

**Reported bugs**

- Game crashes after purchase
- Game not opening
- App crashes on specific devices
- Choices ignored by the game
- Incorrect responses to choices

**Requested features**

- More story variations
- Improved writing and grammar
- Better translation
- Option to disable ads
- More realistic choices


### Addition Skill Builders

[App page](https://appshunter.io/ios/app/addition-skill-builders/id1271517256)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is (not)Guilty free?

(not)Guilty is free to download, with in-app purchases available.

### Is Addition Skill Builders free?

Addition Skill Builders costs $2.99, with no in-app purchases.

### Do (not)Guilty or Addition Skill Builders have ads?

(not)Guilty shows ads; Addition Skill Builders does not.

### Which is updated more often, (not)Guilty or Addition Skill Builders?

(not)Guilty ships an update every 3 weeks, and Addition Skill Builders every 28 months. Most recently, (not)Guilty was updated on October 16, 2026 and Addition Skill Builders on October 10, 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.*