# K vs BOTTU (Bindi)

The clearest difference is ads: K at none against BOTTU (Bindi)'s shown. K also leads on iOS requirement (13.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | K | BOTTU (Bindi) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 21 months |
| Size | 90 MB | 5 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chanwoong Ahn](https://appshunter.io/developer/1489332519) | [gangadhar goud](https://appshunter.io/developer/898647800) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-eyewear/id1546425036)

**Features:** macOS Compatibility

**In-app purchases:** none


### BOTTU (Bindi)

[App page](https://appshunter.io/ios/app/bottu-bindi/id6739451018)

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

**In-app purchases:** none


## Frequently asked questions

### Is K free?

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

### Is BOTTU (Bindi) free?

BOTTU (Bindi) is free to download, with no in-app purchases.

### Do K or BOTTU (Bindi) have ads?

BOTTU (Bindi) shows ads; K does not.

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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.*