# DevTutor vs InterviewBox

The clearest difference is in-app purchases: InterviewBox at none against DevTutor's 3. InterviewBox also leads on update cadence (every 3 days vs every 2 weeks). DevTutor's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. DevTutor sells 3 in-app purchases, starting at $1.99 per month. InterviewBox asks for nothing beyond the download.

DevTutor ships an update every 2 weeks, InterviewBox every 3 days. The most recent releases landed on September 15, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | DevTutor | InterviewBox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/devtutor-learn-swift-swiftul/id6471227008/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 147 MB | 13 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [楚江 王](https://appshunter.io/developer/1714265259) | [HaEun Kim](https://appshunter.io/developer/1711313351) |

## What reviewers say

### DevTutor

[App page](https://appshunter.io/ios/app/devtutor-learn-swift-swiftul/id6471227008)

Learn to build apps with SwiftUI using replicable code samples and real-time UI previews. Access official Swift documentation offline in English and Chinese, and explore third-party packages.

**Highlights:** Replicable code samples, Real-time UI previews, Offline Swift documentation (EN/ZH), Third-party package exploration, SwiftUI learning resources

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access Monthly | $1.99 | per month |
| All Access Annually | $9.99 | per year |
| All Access Lifetime | $49.99 | one-time |


### InterviewBox

[App page](https://appshunter.io/ios/app/interviewbox-it/id6748629627)

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

**In-app purchases:** none


## Frequently asked questions

### Is DevTutor free?

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

### Is InterviewBox free?

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

### Do DevTutor or InterviewBox have ads?

Neither DevTutor nor InterviewBox shows ads.

### Which is updated more often, DevTutor or InterviewBox?

DevTutor ships an update every 2 weeks, and InterviewBox every 3 days. Most recently, DevTutor was updated on September 15, 2026 and InterviewBox on September 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.*