# ASBOG Mastery vs Petroleum Engineering+

The clearest difference is price: Petroleum Engineering+ at Free against ASBOG Mastery's $29.99. Petroleum Engineering+ also leads on rating (5.0 vs 4.0). ASBOG Mastery's advantage is in-app purchases (none vs 6) and iOS requirement (14.0 vs 17.0). On ratings volume, ads and device support there is nothing between them.

Petroleum Engineering+ is free to download; ASBOG Mastery costs $29.99 up front. Petroleum Engineering+ sells 6 in-app purchases, starting at $9.99 per month. ASBOG Mastery asks for nothing beyond the download.

Petroleum Engineering+ holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

## The numbers

| Metric | ASBOG Mastery | Petroleum Engineering+ |
| --- | --- | --- |
| Price | $29.99 | **Free** |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/asbog-mastery/id6742403401/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/petroleum-engineering-plus/id6746214573/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 167 MB | 18 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [iCert Inc.](https://appshunter.io/developer/1650970619) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### ASBOG Mastery

[App page](https://appshunter.io/ios/app/asbog-mastery/id6742403401)

Prepare for the ASBOG Geology Licensing Exam with a comprehensive study tool. Access a vast question bank, simulated exams, and detailed explanations to master both Fundamentals and Practice of Geology.

**Highlights:** Extensive question bank, Simulated exam experience, Detailed answer explanations, Interactive study tools, Progress tracking, Expert test-taking strategies

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

**In-app purchases:** none


### Petroleum Engineering+

[App page](https://appshunter.io/ios/app/petroleum-engineering-plus/id6746214573)

Master petroleum engineering concepts through engaging quizzes covering a wide range of topics from geology to production. Ideal for students and professionals seeking to enhance their knowledge and skills in the oil and gas industry.

**Highlights:** Comprehensive quiz coverage, Topics from geology to production, Boost knowledge and skills, Engaging learning experience, Suitable for students and professionals

**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 |


## Frequently asked questions

### Is ASBOG Mastery free?

ASBOG Mastery costs $29.99, with no in-app purchases.

### Is Petroleum Engineering+ free?

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

### Which has better reviews, ASBOG Mastery or Petroleum Engineering+?

Petroleum Engineering+ is rated higher. ASBOG Mastery averages 4.0 out of 5 from 2 ratings, while Petroleum Engineering+ averages 5.0 from 1 ratings.

### Do ASBOG Mastery or Petroleum Engineering+ have ads?

Neither ASBOG Mastery nor Petroleum Engineering+ shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*