# K vs Stream Frame

The clearest difference is price: K at Free against Stream Frame's $2.99. K also leads on iOS requirement (13.0 vs 17.0). Stream Frame's advantage is update cadence (daily vs every 2 months). On ads, in-app purchases and device support there is nothing between them.

K is free to download; Stream Frame costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

K ships an update every 2 months, Stream Frame daily. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | K | Stream Frame |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[2.8 (10 ratings)](https://appshunter.io/ios/app/k-one/id1540026334/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free | — |
| Size | 181 MB | 19 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Robosen Robotics (ShenZhen) Co., Ltd.](https://appshunter.io/developer/1459364206) | [Boxtree, Inc.](https://appshunter.io/developer/412561484) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-one/id1540026334)

Control a remote-controlled robot to perform various actions like walking, dancing, and stunts. Program custom dance routines using manual or block-based methods for educational and entertainment purposes.

**Highlights:** Remote robot control, Perform stunts and dance moves, Manual programming, Block-based programming, Program dance routines

**Features:** macOS Compatibility

**In-app purchases:** none


### Stream Frame

[App page](https://appshunter.io/ios/app/stream-frame/id6811236182)

**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 Stream Frame free?

Stream Frame costs $2.99, with no in-app purchases.

### Do K or Stream Frame have ads?

Neither K nor Stream Frame shows ads.

### Which is updated more often, K or Stream Frame?

K ships an update every 2 months, and Stream Frame daily. Most recently, K was updated on October 6, 2026 and Stream Frame on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*