DrillAR vs Petroleum Engineering+
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DrillAR
Explore a life-sized, 3D Schlumberger integrated drilling system. Examine intricate components of bottom-hole assemblies and gain insight into the latest well-drilling technologies used globally.
- Life-sized 3D drilling system model
- Examine BHA components
- Insight into drilling technologies
- Featured drilling components: Drill Bits, Drive Systems, LWD, Hole opening
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This application currently works on the following devices: iPhone 5, 5s, and 5c iPad 3, 4, and iPad Air DrillAR offers the unique opportunity to interact with a life-sized, 3D Schlumberger integrated drilling system. Watch as the Schlumberger engineered bottom-hole-assembly (BHA) drills across your screen and examine the intricacies of each BHA component. DrillAR provides insight into the newest technologies used to drill wells across the globe. Featured drilling components: · Drill Bits · Drive Systems · Logging while Drilling services · Hole opening services
Petroleum Engineering+
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.
- Comprehensive quiz coverage
- Topics from geology to production
- Boost knowledge and skills
- Engaging learning experience
- Suitable for students and professionals
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Master Petroleum Engineering with Fun and Engaging Quizzes! Dive into the world of Petroleum Engineering with our comprehensive quiz app, designed to boost your knowledge, confidence, and skills. Whether you're a student, practitioner, or just exploring the field, this app is your ultimate companion for learning and growth. Topics Covered: Introduction to Petroleum Engineering: -History and evolution of the petroleum industry", -Overview of upstream, midstream, and downstream sectors -Role of petroleum engineers Petroleum Geology and Geophysics: - Origin and accumulation of hydrocarbons - Types of reservoir rocks and cap rocks - Structural and stratigraphic traps - Seismic methods and interpretation - Geological mapping and subsurface modeling Drilling Engineering: - Types of drilling rigs and their components - Drilling fluids and their properties - Casing design and cementing practices - Directional and horizontal drilling - Drill string design and bit selection Reservoir Engineering Fundamentals: - Reservoir fluid properties (PVT analysis) - Porosity and permeability measurement - Fluid saturation and capillary pressure - Material balance and reservoir drive mechanisms - Reservoir characterization and classification Well Logging and Formation Evaluation: - Types of logging tools (SP, gamma ray, resistivity) - Nuclear and acoustic logging techniques - Interpretation of log data for reservoir evaluation - Core sampling and laboratory analysis - Formation testing and pressure transient analysis Production Engineering: - Well completion techniques (open hole, cased hole) - Artificial lift systems (ESP, gas lift, rod pumps) - Well stimulation (acidizing, hydraulic fracturing) - Flow assurance and sand control - Production monitoring and optimization Enhanced Oil Recovery (EOR) Techniques: - Primary, secondary, and tertiary recovery concepts - Thermal methods (steam flooding, in-situ combustion) - Gas injection (CO₂, nitrogen, miscible flooding) - Chemical EOR (polymer, surfactant, alkaline) - Screening criteria and field implementation Natural Gas Engineering: - Gas properties and phase behavior - Gas reservoir performance and deliverability - Gas production and compression systems - Gas processing and dehydration - Liquefied natural gas (LNG) and gas monetization Petroleum Refining and Processing: - Overview of refining processes - Atmospheric and vacuum distillation - Conversion processes (cracking, reforming) - Product blending and specifications - Emission control and waste management Surface Facilities and Field Processing: - Field processing of oil, gas, and water - Separation equipment and design - Flowlines, pipelines, and gathering systems - Surface facility layout and operation - Maintenance and integrity management Reservoir Simulation and Modeling: Formation Damage and Wellbore Integrity: Health, Safety, and Environmental Management (HSE): Petroleum Economics and Project Evaluation: Features You'll Love: - Adaptive Quizzes: Questions tailored to your skill level, ensuring a personalized learning experience. - Detailed Explanations: Learn as you go with in-depth answers and references. - Timed Challenges: Test your speed and accuracy under time pressure for an extra thrill. - Progress Tracking: Keep tabs on your improvement with detailed analytics and reports. - User-Friendly Design: Intuitive interface for smooth navigation and focus. Who is it for? - Petroleum Engineering students preparing for exams. - Professionals brushing up on their knowledge. - Anyone interested in understanding the principles of occupational therapy. Download now and make learning occupational therapy enjoyable and effective! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://forwaelade.web.app/PetroleumEngineering/privacy-policy
Screenshots
Verdict
The clearest difference is rating: Petroleum Engineering+ at 5.0 against DrillAR's 4.0. Petroleum Engineering+ also leads on update cadence (monthly vs every 4 months). DrillAR's advantage is in-app purchases (none vs 6) and iOS requirement (6.0 vs 17.0). On price, ratings volume, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Petroleum Engineering+ sells 6 in-app purchases, starting at $9.99 per month. DrillAR 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 — 1 and 1 respectively.
DrillAR ships an update every 4 months, Petroleum Engineering+ monthly. The most recent releases landed on October 7, 2026 and September 23, 2026 respectively.
| Parameter | DrillAR | Petroleum Engineering+ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 4 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 6.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 780 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Schlumberger Technology Corporation | Forwa Elade Wunde |
Customer experience
DrillAR
Petroleum Engineering+
In-app purchases
DrillAR
No in-app purchases
Petroleum Engineering+
- 1 Month$9.991 Month
- 6 Months$19.996 Months
- 1 Year$29.991 Year
- 1500$0.99
- 3500$1.99
- 9000$3.99
Questions
Is DrillAR free?
Is Petroleum Engineering+ free?
Which has better reviews, DrillAR or Petroleum Engineering+?
Do DrillAR or Petroleum Engineering+ have ads?
Which is updated more often, DrillAR or Petroleum Engineering+?
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