# RigOps Trainer vs Mobil Crane Operator Exam Prep

The clearest difference is rating: Mobil Crane Operator Exam Prep at 4.6 against RigOps Trainer's 2.8. Mobil Crane Operator Exam Prep also leads on ads (none vs shown) and update cadence (every 4 months vs every 9 months). RigOps Trainer's advantage is in-app purchases (none vs 9) and iOS requirement (13.0 vs 15.1). On price, ratings volume and device support there is nothing between them.

Both are free to download. Mobil Crane Operator Exam Prep sells 9 in-app purchases, starting at $8.99 per 7 days. RigOps Trainer asks for nothing beyond the download.

Mobil Crane Operator Exam Prep holds the better App Store score, 4.6 against 2.8. Both are backed by a comparable volume of ratings — 12 and 9 respectively.

RigOps Trainer ships an update every 9 months, Mobil Crane Operator Exam Prep every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | RigOps Trainer | Mobil Crane Operator Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (12 ratings)](https://appshunter.io/ios/app/rigops-trainer/id6451774402/reviews) | **[4.6 (9 ratings)](https://appshunter.io/ios/app/mobil-crane-operator-exam-prep/id6752494682/reviews)** |
| Number of ratings | **12** | 9 |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 months | **Every 4 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 89 MB | 53 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Labor Force Solutions LLC](https://appshunter.io/developer/1698621374) | [YAUHEN BAHDANOVICH](https://appshunter.io/developer/1711932790) |

## What reviewers say

### RigOps Trainer

[App page](https://appshunter.io/ios/app/rigops-trainer/id6451774402)

Prepare for your CCO crane and rigging certification with comprehensive courses, practice tests, and flashcards. Access industry-specific engineering calculators for load weights and sling angles. Developed by experienced professionals to guide you to success.

**Highlights:** CCO examination preparation, Digestible learning modules, Interactive practice tests, Flashcards for study, Progress tracking, Crane and rigging engineering calculators

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Mobil Crane Operator Exam Prep

[App page](https://appshunter.io/ios/app/mobil-crane-operator-exam-prep/id6752494682)

Prepare for your Mobile Crane Operator exam with practice questions, realistic simulations, and detailed explanations. This study companion helps you master crane operation safety, rigging, and OSHA compliance to advance your career.

**Highlights:** Expertly crafted practice questions, Realistic exam simulations, Detailed explanations for answers, Customizable study plans, Progress tracking and analytics, Regular content updates

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CranOp Weekly Full Access | $8.99 | per 7 days |
| CranOp Monthly Full Access | $24.99 | per month |
| CranOp Monthly Full Access | $24.99 | per month |
| CranOp Quarterly Full Access | $55.99 | per 3 months |
| CranOp Quarterly Full Access | $55.99 | per 3 months |
| CranOp Semiannual Full Access | $75.99 | per 6 months |
| CranOp Semiannual Full Access | $75.99 | per 6 months |
| CranOp Annual Full Access | $109.99 | per year |
| CranOp Annual Full Access | $109.99 | per year |


## Frequently asked questions

### Is RigOps Trainer free?

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

### Is Mobil Crane Operator Exam Prep free?

Mobil Crane Operator Exam Prep is free to download, with in-app purchases available.

### Which has better reviews, RigOps Trainer or Mobil Crane Operator Exam Prep?

Mobil Crane Operator Exam Prep is rated higher. RigOps Trainer averages 2.8 out of 5 from 12 ratings, while Mobil Crane Operator Exam Prep averages 4.6 from 9 ratings.

### Do RigOps Trainer or Mobil Crane Operator Exam Prep have ads?

RigOps Trainer shows ads; Mobil Crane Operator Exam Prep does not.

### Which is updated more often, RigOps Trainer or Mobil Crane Operator Exam Prep?

RigOps Trainer ships an update every 9 months, and Mobil Crane Operator Exam Prep every 4 months. Most recently, RigOps Trainer was updated on October 24, 2026 and Mobil Crane Operator Exam Prep on October 24, 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.*