# Tavio vs System Design Arcade

The clearest difference is in-app purchases: System Design Arcade at none against Tavio's 3. Tavio's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Tavio sells 3 in-app purchases, starting at $4.99 per month. System Design Arcade asks for nothing beyond the download.

Tavio ships an update every 8 days, System Design Arcade fortnightly. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Tavio | System Design Arcade |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (9 ratings)](https://appshunter.io/ios/app/system-design-arcade/id6759821733/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | — | Free |
| Size | 69 MB | 38 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rashad Shirizada](https://appshunter.io/developer/1448917602) | [Harsha Hassan Somashekara](https://appshunter.io/developer/1842004703) |

## What reviewers say

### Tavio

[App page](https://appshunter.io/ios/app/tavio-practice-knowledge/id6754820663)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $4.99 | per month |
| Yearly Subsciption | $39.99 | per year |
| 50 Hearts Pack | $0.99 | one-time |


### System Design Arcade

[App page](https://appshunter.io/ios/app/system-design-arcade/id6759821733)

Learn complex system design concepts through engaging, bite-sized arcade-style games. Master building blocks, design full systems, and practice with real infrastructure tools. Progress is saved locally and no account is required.

**Highlights:** Arcade-style mini-games for system design concepts, End-to-end system design challenges, Hands-on drills with infrastructure tools, Narrative-driven story mode, Varied challenge types (multiple choice, puzzles, builder), Daily challenges with streak tracking, Offline progress saving

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

**In-app purchases:** none


## Frequently asked questions

### Is Tavio free?

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

### Is System Design Arcade free?

System Design Arcade is free to download, with no in-app purchases.

### Do Tavio or System Design Arcade have ads?

Neither Tavio nor System Design Arcade shows ads.

### Which is updated more often, Tavio or System Design Arcade?

Tavio ships an update every 8 days, and System Design Arcade fortnightly. Most recently, Tavio was updated on October 12, 2026 and System Design Arcade on October 1, 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.*