# Chemical Engineering+ vs PannaseCHE

The clearest difference is in-app purchases: PannaseCHE at none against Chemical Engineering+'s 6. PannaseCHE also leads on update cadence (every 2 days vs every 2 months) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Chemical Engineering+ sells 6 in-app purchases, starting at $9.99 per month. PannaseCHE asks for nothing beyond the download.

Chemical Engineering+ ships an update every 2 months, PannaseCHE every 2 days. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Chemical Engineering+ | PannaseCHE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/chemical-engineering-plus/id6740001145/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 34 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) | [Surendra Pannase](https://appshunter.io/developer/1886425582) |

## What reviewers say

### Chemical Engineering+

[App page](https://appshunter.io/ios/app/chemical-engineering-plus/id6740001145)

Test your knowledge of chemical engineering with a comprehensive quiz app. It offers thousands of questions across various topics, adaptive difficulty, and detailed explanations to enhance learning. Prepare for exams and boost your industry skills with this interactive tool.

**Highlights:** Extensive question bank, Topic-specific quizzes, Calculations & problem solving, Adaptive difficulty, Interactive learning with explanations, Offline play, Leaderboard competition

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


### PannaseCHE

[App page](https://appshunter.io/ios/app/pannaseche/id6762131658)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chemical Engineering+ free?

Chemical Engineering+ is free to download, with in-app purchases available.

### Is PannaseCHE free?

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

### Do Chemical Engineering+ or PannaseCHE have ads?

Neither Chemical Engineering+ nor PannaseCHE shows ads.

### Which is updated more often, Chemical Engineering+ or PannaseCHE?

Chemical Engineering+ ships an update every 2 months, and PannaseCHE every 2 days. Most recently, Chemical Engineering+ was updated on October 23, 2026 and PannaseCHE 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.*