# USMLE Bio/Physio Cram Cards vs Interview Master

The clearest difference is price: Interview Master at Free against USMLE Bio/Physio Cram Cards's $9.99. Interview Master also leads on update cadence (fortnightly vs monthly). USMLE Bio/Physio Cram Cards's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Interview Master is free to download; USMLE Bio/Physio Cram Cards costs $9.99 up front. Interview Master sells 1 in-app purchase, starting at $3.99 per month. USMLE Bio/Physio Cram Cards asks for nothing beyond the download.

USMLE Bio/Physio Cram Cards ships an update monthly, Interview Master fortnightly. The most recent releases landed on October 29, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | USMLE Bio/Physio Cram Cards | Interview Master |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[4.8 (8 ratings)](https://appshunter.io/ios/app/interview-master-data-science/id6472814256/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 87.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 27 MB | 36 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cram Cards](https://appshunter.io/developer/733135273) | [Wowso Inc.](https://appshunter.io/developer/1385658786) |

## What reviewers say

### USMLE Bio/Physio Cram Cards

[App page](https://appshunter.io/ios/app/usmle-biophysio-cram-cards/id913831603)

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

**In-app purchases:** none


### Interview Master

[App page](https://appshunter.io/ios/app/interview-master-data-science/id6472814256)

Practice data science interviews with AI-powered simulations and daily quizzes. Receive instant feedback on your answers and track your progress to build confidence and deepen your understanding of complex topics.

**Highlights:** Real-time AI interview simulations, AI-evaluated daily quizzes, Instant feedback on answers, Progress tracking, Detailed question explanations, Community sharing features

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IM: Data Science | $3.99 | per month |


## Frequently asked questions

### Is USMLE Bio/Physio Cram Cards free?

USMLE Bio/Physio Cram Cards costs $9.99, with no in-app purchases.

### Is Interview Master free?

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

### Do USMLE Bio/Physio Cram Cards or Interview Master have ads?

Neither USMLE Bio/Physio Cram Cards nor Interview Master shows ads.

### Which is updated more often, USMLE Bio/Physio Cram Cards or Interview Master?

USMLE Bio/Physio Cram Cards ships an update monthly, and Interview Master fortnightly. Most recently, USMLE Bio/Physio Cram Cards was updated on October 29, 2026 and Interview Master on October 20, 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.*