# Interview Master vs Ace SQL Interviews

The clearest difference is iOS requirement: Interview Master at 12.0 against Ace SQL Interviews's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Interview Master sells 1 in-app purchase, starting at $3.99 per month and Ace SQL Interviews sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Interview Master ships an update fortnightly, Ace SQL Interviews every 2 weeks. The most recent releases landed on September 16, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Interview Master | Ace SQL Interviews |
| --- | --- | --- |
| Price | Free | 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 | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 22 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wowso Inc.](https://appshunter.io/developer/1385658786) | [Sandyarani Lagishetti](https://appshunter.io/developer/1723755550) |

## What reviewers say

### 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 |


### Ace SQL Interviews

[App page](https://appshunter.io/ios/app/ace-sql-interviews/id6477198989)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Unlimited SQL Ace | $14.99 | one-time |
| Unlock All Questions & Answers | $19.99 | one-time |


## Frequently asked questions

### Is Interview Master free?

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

### Is Ace SQL Interviews free?

Ace SQL Interviews is free to download, with in-app purchases available.

### Do Interview Master or Ace SQL Interviews have ads?

Neither Interview Master nor Ace SQL Interviews shows ads.

### Which is updated more often, Interview Master or Ace SQL Interviews?

Interview Master ships an update fortnightly, and Ace SQL Interviews every 2 weeks. Most recently, Interview Master was updated on September 16, 2026 and Ace SQL Interviews on September 17, 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.*