# Sullivan+ vs K

The clearest difference is in-app purchases: K at none against Sullivan+'s 3. K also leads on iOS requirement (13.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sullivan+ sells 3 in-app purchases, starting at $9.99 per month. K asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 16, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Sullivan+ | K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (22 ratings)](https://appshunter.io/ios/app/sullivan-plus/id1475001234/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 136 MB | 14 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TUAT Inc.](https://appshunter.io/developer/1475001045) | [SWEMPIRE CO., Ltd.](https://appshunter.io/developer/1489278017) |

## What reviewers say

### Sullivan+

[App page](https://appshunter.io/ios/app/sullivan-plus/id1475001234)

This visual assistance app uses AI and your smartphone camera to describe surroundings, read text, identify faces, and find objects. It offers features like currency recognition and color identification to enhance accessibility for the blind and visually impaired.

**Highlights:** AI object and scene description, Text recognition and reading, Face recognition with age/gender, Object finder with voice guidance, Currency denomination announcement, Color recognition

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $9.99 | per month |
| Pro Usage 5,000 Top-Up | $2.99 | one-time |
| Pro Usage 15,000 Top-Up | $6.99 | one-time |


### K

[App page](https://appshunter.io/ios/app/k-openbadge/id6464361792)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sullivan+ free?

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

### Is K free?

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

### Do Sullivan+ or K have ads?

Neither Sullivan+ nor K shows ads.

### Which is updated more often, Sullivan+ or K?

Sullivan+ ships an update every 2 months, and K every 2 months. Most recently, Sullivan+ was updated on October 16, 2026 and K on October 2, 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.*