# CATJEE vs JEE Exam Prep App by Achieve

The clearest difference is in-app purchases: CATJEE at none against JEE Exam Prep App by Achieve's 4. CATJEE also leads on review sentiment (100% vs 67%) and iOS requirement (9.0 vs 13.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. JEE Exam Prep App by Achieve sells 4 in-app purchases, starting at $12.99 per month. CATJEE asks for nothing beyond the download.

CATJEE ships an update every 9 days, JEE Exam Prep App by Achieve fortnightly. The most recent releases landed on October 4, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | CATJEE | JEE Exam Prep App by Achieve |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 81 MB | 43 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CATJEE EDUCATION PRIVATE LIMITED](https://appshunter.io/developer/1562882507) | [MCQdb LLC](https://appshunter.io/developer/1365368830) |

## What reviewers say

### CATJEE

[App page](https://appshunter.io/ios/app/catjee/id1562882505)

Prepare for competitive engineering and medical entrance exams with this educational app. It offers resources designed to help students ace their JEE and NEET tests.

**Highlights:** JEE exam preparation, NEET exam preparation, Study resources, Exam practice

**Features:** macOS Compatibility

**In-app purchases:** none


### JEE Exam Prep App by Achieve

[App page](https://appshunter.io/ios/app/jee-exam-prep-app-by-achieve/id6479345246)

Prepare for IIT JEE exams with a comprehensive app offering over 36,000 topic-wise MCQs, 30+ years of previous year questions, and customized mock tests. AI-enabled analytics help identify weaknesses and optimize your study strategy for success.

**Highlights:** 36,000+ topic-wise MCQs, 30+ years of IIT JEE PYQs, Customized chapterwise mock tests, AI-enabled analytics, Daily revision of mistakes, Practice for other engineering exams

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JEE Premium Monthly | $12.99 | per month |
| JEE Premium for 3 Months | $24.99 | per 3 months |
| JEE Premium for 6 Months | $39.99 | per 6 months |
| JEE Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is CATJEE free?

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

### Is JEE Exam Prep App by Achieve free?

JEE Exam Prep App by Achieve is free to download, with in-app purchases available.

### Do CATJEE or JEE Exam Prep App by Achieve have ads?

Neither CATJEE nor JEE Exam Prep App by Achieve shows ads.

### Which is updated more often, CATJEE or JEE Exam Prep App by Achieve?

CATJEE ships an update every 9 days, and JEE Exam Prep App by Achieve fortnightly. Most recently, CATJEE was updated on October 4, 2026 and JEE Exam Prep App by Achieve 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.*