# Vimal Classes Civil Services vs Environmental Engineering Quiz

The clearest difference is update cadence: Environmental Engineering Quiz at every 3 months against Vimal Classes Civil Services's every 13 months. Vimal Classes Civil Services's advantage is iOS requirement (15.5 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Vimal Classes Civil Services sells 10 one-off in-app purchases and Environmental Engineering Quiz sells 6 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Vimal Classes Civil Services ships an update every 13 months, Environmental Engineering Quiz every 3 months. The most recent releases landed on October 27, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Vimal Classes Civil Services | Environmental Engineering Quiz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/environmental-engineering-quiz/id6739960303/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 months** |
| Monetization | — | Free with in-app purchases |
| Size | 147 MB | 23 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### Vimal Classes Civil Services

[App page](https://appshunter.io/ios/app/vimal-classes-civil-services/id6738642242)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AX | $39.99 | one-time |
| Package - BA | $39.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - AY | $39.99 | one-time |
| Package - BD | $39.99 | one-time |
| Package - AW | $39.99 | one-time |
| Package - AZ | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BF | $49.99 | one-time |
| Package - BG | $49.99 | one-time |


### Environmental Engineering Quiz

[App page](https://appshunter.io/ios/app/environmental-engineering-quiz/id6739960303)

Master environmental engineering concepts with engaging quizzes covering wastewater treatment, air pollution, and more. Features timed challenges, practice modes, detailed analytics, and offline access. Ideal for students and professionals seeking to enhance their knowledge.

**Highlights:** Comprehensive topic coverage, Expert-designed challenging questions, Real-time feedback and explanations, Multiple quiz modes, Detailed progress analytics, Offline access

**Features:** macOS Compatibility

**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 |


## Frequently asked questions

### Is Vimal Classes Civil Services free?

Vimal Classes Civil Services is free to download, with in-app purchases available.

### Is Environmental Engineering Quiz free?

Environmental Engineering Quiz is free to download, with in-app purchases available.

### Do Vimal Classes Civil Services or Environmental Engineering Quiz have ads?

Neither Vimal Classes Civil Services nor Environmental Engineering Quiz shows ads.

### Which is updated more often, Vimal Classes Civil Services or Environmental Engineering Quiz?

Vimal Classes Civil Services ships an update every 13 months, and Environmental Engineering Quiz every 3 months. Most recently, Vimal Classes Civil Services was updated on October 27, 2026 and Environmental Engineering Quiz on October 21, 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.*