# Njn vs Sleeveworks

The clearest difference is ads: Sleeveworks at none against Njn's shown. Sleeveworks also leads on iOS requirement (17.0 vs 26.0). Njn's advantage is device support (3 vs 1). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. Njn sells 1 in-app purchase, starting at $14.99 per month and Sleeveworks sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Njn ships an update every 9 days, Sleeveworks every 5 days. The most recent releases landed on October 28, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Njn | Sleeveworks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sleeveworks/id6777471014/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 56 MB | 418 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Michael Murphy](https://appshunter.io/developer/1358529998) | [Jayson Hawley](https://appshunter.io/developer/6773509398) |

## What reviewers say

### Njn

[App page](https://appshunter.io/ios/app/njn/id6759216016)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Njn Premium | $14.99 | per month |


### Sleeveworks

[App page](https://appshunter.io/ios/app/sleeveworks/id6777471014)

Engage in private AI conversations with distinct personalities running directly on your device. Choose from a variety of characters, interact via voice or text, and maintain local conversation history without internet access or tracking.

**Highlights:** On-device AI processing, Multiple AI personalities, Voice and text interaction, Offline conversation support, Local conversation history, Customizable themes

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Atlas | $1.99 | one-time |
| Stella | $1.99 | one-time |
| Quill | $1.99 | one-time |
| Vance | $1.99 | one-time |
| Doc Hertz | $1.99 | one-time |
| Pixel | $1.99 | one-time |
| Bea | $1.99 | one-time |
| Brio | $1.99 | one-time |
| Sterling | $1.99 | one-time |
| Specter | $1.99 | one-time |


## Frequently asked questions

### Is Njn free?

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

### Is Sleeveworks free?

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

### Do Njn or Sleeveworks have ads?

Njn shows ads; Sleeveworks does not.

### Which is updated more often, Njn or Sleeveworks?

Njn ships an update every 9 days, and Sleeveworks every 5 days. Most recently, Njn was updated on October 28, 2026 and Sleeveworks on October 11, 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.*