# Robot Knox vs Planetary Sling

The clearest difference is update cadence: Planetary Sling at daily against Robot Knox's every 13 months. Robot Knox's advantage is iOS requirement (9.0 vs 15.0). On price, ads, 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.

Robot Knox ships an update every 13 months, Planetary Sling daily. The most recent releases landed on November 6, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Robot Knox | Planetary Sling |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/robot-knox/id1001813236/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Daily** |
| Monetization | Free | — |
| Size | 122 MB | 128 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Kurt Dekker](https://appshunter.io/developer/680019078) | [Juuso Anttila](https://appshunter.io/developer/1841648411) |

## What reviewers say

### Robot Knox

[App page](https://appshunter.io/ios/app/robot-knox/id1001813236)

Engage in turn-based strategic combat to infiltrate a headquarters and recover stolen gold. This game offers continuous strategic challenges with each playthrough.

**Highlights:** Turn-based strategy, Fast-action combat, Strategic decision-making, Infiltration gameplay, Gold retrieval missions

**Features:** macOS Compatibility

**In-app purchases:** none


### Planetary Sling

[App page](https://appshunter.io/ios/app/planetary-sling/id6760001806)

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

**In-app purchases:** none


## Frequently asked questions

### Is Robot Knox free?

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

### Is Planetary Sling free?

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

### Do Robot Knox or Planetary Sling have ads?

Neither Robot Knox nor Planetary Sling shows ads.

### Which is updated more often, Robot Knox or Planetary Sling?

Robot Knox ships an update every 13 months, and Planetary Sling daily. Most recently, Robot Knox was updated on November 6, 2026 and Planetary Sling on November 9, 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.*