# IB Interview Questions vs Zetamac Arithmetic Practice

The clearest difference is in-app purchases: Zetamac Arithmetic Practice at none against IB Interview Questions's 7. Zetamac Arithmetic Practice also leads on update cadence (daily vs every 2 months) and rating (4.7 vs 4.5). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. IB Interview Questions sells 7 in-app purchases, starting at $9.99 per month. Zetamac Arithmetic Practice asks for nothing beyond the download.

Zetamac Arithmetic Practice holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 13 and 19 respectively. Written reviews point the same way: 80% of IB Interview Questions's written reviews are positive against 83% of Zetamac Arithmetic Practice's.

IB Interview Questions ships an update every 2 months, Zetamac Arithmetic Practice daily. Both last shipped on October 23, 2026.

## The numbers

| Metric | IB Interview Questions | Zetamac Arithmetic Practice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (13 ratings)](https://appshunter.io/ios/app/ib-interview-questions/id6473167324/reviews) | **[4.7 (19 ratings)](https://appshunter.io/ios/app/zetamac-arithmetic-practice/id6737153617/reviews)** |
| Number of ratings | 13 | **19** |
| Positive reviews | 80.0% of reviews | **83.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 97 MB | 1 MB |
| Requires iOS | 17.6 | **17.5** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Alexis Lentati](https://appshunter.io/developer/1717696297) | [Joseph Ma](https://appshunter.io/developer/1774979062) |

## What reviewers say

### IB Interview Questions

[App page](https://appshunter.io/ios/app/ib-interview-questions/id6473167324)

Prepare for investment banking interviews with over 1,000 questions, AI mock interviews, and in-depth guides. Master technical and behavioral aspects, plus brainteasers and essential reading lists. Learn anytime, anywhere.

**Highlights:** 1,000+ interview questions, AI mock interviews with feedback, In-depth finance guides, Fit interview preparation, Brainteaser challenges, Essential finance reading list

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IB IQ Premium (1 month) | $9.99 | per month |
| IB IQ Premium (3 months) | $14.99 | per 3 months |
| IB IQ Premium (3 months) | $19.99 | per 3 months |
| 1 AI Credit | $1.99 | one-time |
| 3 AI Credits | $4.99 | one-time |
| 10 AI Credits | $9.99 | one-time |
| IB IQ Premium (Lifetime) | $99.99 | one-time |


### Zetamac Arithmetic Practice

[App page](https://appshunter.io/ios/app/zetamac-arithmetic-practice/id6737153617)

This app offers mental math practice tailored for quantitative finance professionals. It focuses on improving calculation speed and accuracy for complex numerical problems.

**Highlights:** Mental math practice, Quantitative finance focus, Calculation speed improvement, Accuracy enhancement, Numerical problem solving

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

**In-app purchases:** none


## Frequently asked questions

### Is IB Interview Questions free?

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

### Is Zetamac Arithmetic Practice free?

Zetamac Arithmetic Practice is free to download, with no in-app purchases.

### Which has better reviews, IB Interview Questions or Zetamac Arithmetic Practice?

Zetamac Arithmetic Practice is rated higher. IB Interview Questions averages 4.5 out of 5 from 13 ratings, while Zetamac Arithmetic Practice averages 4.7 from 19 ratings.

### Do IB Interview Questions or Zetamac Arithmetic Practice have ads?

Neither IB Interview Questions nor Zetamac Arithmetic Practice shows ads.

### Which is updated more often, IB Interview Questions or Zetamac Arithmetic Practice?

IB Interview Questions ships an update every 2 months, and Zetamac Arithmetic Practice daily. Most recently, IB Interview Questions was updated on October 23, 2026 and Zetamac Arithmetic Practice on October 23, 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.*