# RISC vs FocusOne

The clearest difference is in-app purchases: RISC at none against FocusOne's 2. FocusOne's advantage is update cadence (every 2 days vs every 2 weeks) and iOS requirement (16.4 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. FocusOne sells 2 in-app purchases, starting at $1.99 per month. RISC asks for nothing beyond the download.

RISC ships an update every 2 weeks, FocusOne every 2 days. The most recent releases landed on October 1, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | RISC | FocusOne |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/risc-v-assembly-simulator/id6746425094/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 3 MB | 58 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Jacobs](https://appshunter.io/developer/1750387744) | [泉璋 程](https://appshunter.io/developer/6788467524) |

## What reviewers say

### RISC

[App page](https://appshunter.io/ios/app/risc-v-assembly-simulator/id6746425094)

Simulate a complete 32-bit mobile system, including CPU units and memory. Write and debug assembly code directly on the simulated hardware to understand its inner workings.

**Highlights:** 32-bit system simulation, CPU unit simulation, Memory subsystem simulation, Native assembly coding, Built-in debugger, Hardware analysis

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

**In-app purchases:** none


### FocusOne

[App page](https://appshunter.io/ios/app/focusone-learn-new-things/id6788748794)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FocusOne Pro | $1.99 | per month |
| FocusOne Pro | $9.99 | per year |


## Frequently asked questions

### Is RISC free?

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

### Is FocusOne free?

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

### Do RISC or FocusOne have ads?

Neither RISC nor FocusOne shows ads.

### Which is updated more often, RISC or FocusOne?

RISC ships an update every 2 weeks, and FocusOne every 2 days. Most recently, RISC was updated on October 1, 2026 and FocusOne on October 12, 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.*