# Cast vs SofiaIQ

The clearest difference is in-app purchases: Cast at none against SofiaIQ's 2. Cast also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. SofiaIQ sells 2 in-app purchases, starting at $3.99 per month. Cast asks for nothing beyond the download.

Cast ships an update every 5 weeks, SofiaIQ monthly. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Cast | SofiaIQ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (12 ratings)](https://appshunter.io/ios/app/sofiaiq-master-code-with-rust/id6739019042/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 71.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | — | Ad-supported |
| Size | 2 MB | 50 MB |
| Requires iOS | 17.4 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Buri Technologies Inc.](https://appshunter.io/developer/1559973975) | [PrecIQ Inc.](https://appshunter.io/developer/1761428643) |

## What reviewers say

### Cast

[App page](https://appshunter.io/ios/app/cast-the-future-of-content/id1559973973)

**Features:** macOS Compatibility

**In-app purchases:** none


### SofiaIQ

[App page](https://appshunter.io/ios/app/sofiaiq-master-code-with-rust/id6739019042)

Learn the Rust programming language through interactive quizzes and interview preparation. Master core concepts and build confidence for systems programming. Designed for beginners and experienced developers alike.

**Highlights:** Interactive quizzes by topic, Job-focused interview preparation, Progress tracking, Dark Mode support, Regular updates

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SofiaIQ Rust: Sage Mode - Monthly | $3.99 | per month |
| SofiaIQ Rust: Sage Mode - Yearly | $34.99 | per year |


## Frequently asked questions

### Is Cast free?

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

### Is SofiaIQ free?

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

### Do Cast or SofiaIQ have ads?

SofiaIQ shows ads; Cast does not.

### Which is updated more often, Cast or SofiaIQ?

Cast ships an update every 5 weeks, and SofiaIQ monthly. Most recently, Cast was updated on October 9, 2026 and SofiaIQ on October 24, 2026.

---

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