# Competitive Exam Preparation vs Math App by CATKing

The clearest difference is in-app purchases: Math App by CATKing at none against Competitive Exam Preparation's 1. Math App by CATKing also leads on ads (none vs shown) and update cadence (every 2 months vs every 4 months). Competitive Exam Preparation's advantage is iOS requirement (13.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. Competitive Exam Preparation sells 1 one-off in-app purchase. Math App by CATKing asks for nothing beyond the download.

Competitive Exam Preparation ships an update every 4 months, Math App by CATKing every 2 months. The most recent releases landed on November 2, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Competitive Exam Preparation | Math App by CATKing |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 77 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rachit Technology Pvt Ltd](https://appshunter.io/developer/790706044) | [Sumit Singh](https://appshunter.io/developer/1586596142) |

## What reviewers say

### Competitive Exam Preparation

[App page](https://appshunter.io/ios/app/competitive-exam-preparation/id1164784494)

Prepare for various Indian competitive exams with a vast collection of over 13,000 multiple-choice questions. This educational app covers a wide range of subjects and allows offline access for convenient study.

**Highlights:** 13,000+ MCQs, Offline access, Multiple quiz formats, Timer for exams, Text-to-Speech audio, Wide subject coverage

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertisments | $10.99 | one-time |


### Math App by CATKing

[App page](https://appshunter.io/ios/app/math-app-by-catking/id1586596140)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Competitive Exam Preparation free?

Competitive Exam Preparation is free to download, with in-app purchases available.

### Is Math App by CATKing free?

Math App by CATKing is free to download, with no in-app purchases.

### Do Competitive Exam Preparation or Math App by CATKing have ads?

Competitive Exam Preparation shows ads; Math App by CATKing does not.

### Which is updated more often, Competitive Exam Preparation or Math App by CATKing?

Competitive Exam Preparation ships an update every 4 months, and Math App by CATKing every 2 months. Most recently, Competitive Exam Preparation was updated on November 2, 2026 and Math App by CATKing on October 25, 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.*