# Robo Math Age 6 vs SOKF

The clearest difference is price: SOKF at Free against Robo Math Age 6's $2.99. SOKF also leads on update cadence (every 10 months vs every 26 months). Robo Math Age 6's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

SOKF is free to download; Robo Math Age 6 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Robo Math Age 6 ships an update every 26 months, SOKF every 10 months. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Robo Math Age 6 | SOKF |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/robo-math-age-6-8/id884789082/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 10 months** |
| Monetization | Paid | — |
| Size | 15 MB | 74 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [madebyeducators](https://appshunter.io/developer/668446587) | [School of Kung Fu Ltd](https://appshunter.io/developer/1687939933) |

## What reviewers say

### Robo Math Age 6

[App page](https://appshunter.io/ios/app/robo-math-age-6-8/id884789082)

This educational game uses addition, subtraction, and multiplication to solve story problems and re-energize a planet. Players build custom robots with upgrades earned through gameplay, reinforcing early numeracy skills with pictorial representations.

**Highlights:** Addition, subtraction, and multiplication practice, Story sum problem-solving, Pictorial representations for concepts, Robot customization with upgrades, Reinforces commutative property of addition

**Features:** macOS Compatibility

**In-app purchases:** none


### SOKF

[App page](https://appshunter.io/ios/app/sokf/id6449183068)

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

**In-app purchases:** none


## Frequently asked questions

### Is Robo Math Age 6 free?

Robo Math Age 6 costs $2.99, with no in-app purchases.

### Is SOKF free?

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

### Do Robo Math Age 6 or SOKF have ads?

Neither Robo Math Age 6 nor SOKF shows ads.

### Which is updated more often, Robo Math Age 6 or SOKF?

Robo Math Age 6 ships an update every 26 months, and SOKF every 10 months. Most recently, Robo Math Age 6 was updated on October 7, 2026 and SOKF on October 16, 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.*