Comparison

DeRose App vs Petroleum Engineering+

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

DeRose App

Features
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Our world is fast, complex, & anxious. DeRose Meditation helps people to develop skills and behaviors necessary to achieve great mental wellbeing & peak work performance. We deliver memberships through a global platform with 574 weekly live group classes to individuals and companies. Differently from recorded class apps, our solution offers a world-recognized method, strong community, and personal guidance. With our world-class teachers you will develop the necessary skills and behaviors to achieve adaptability, resilience & stress tolerance. Live group classes and personal guidance deliver the support you need. Our science-proven methodology has been perfected for six decades to provide you with programs to develop the power skills you need to thrive in a complex and fast post-pandemic world. Stress tolerance: Develop mental states for well-being and elevated performance. Live a more present life, enhance your stress tolerance and develop calmness amid chaos. Emotional Intelligence: Develop adaptability and resilience amid uncertainty. Enhance your conflict management and behavior reprogramming skills. Intentional Life: Discover your values, superpowers, and purpose. Create an action plan and set your goals to live a more intentional life. Intuitive & Creative Mind: Reshape the mental models that hold you back, increase your flexible adaptation and gain an innovative approach to your work.Increase your focus and clarity. Achieve sustainable performance and inspired execution.

About

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.

Highlights
  • Comprehensive quiz coverage
  • Topics from geology to production
  • Boost knowledge and skills
  • Engaging learning experience
  • Suitable for students and professionals
Features
Read full description

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

DeRose App4 screens
Petroleum Engineering+4 screens

Verdict

The call

The clearest difference is in-app purchases: DeRose App at none against Petroleum Engineering+'s 6. DeRose App also leads on update cadence (every 3 days vs monthly) and iOS requirement (14.0.0 vs 17.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

DeRose App ships an update every 3 days, Petroleum Engineering+ monthly. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.

Scorecard3 real differences · 6 level
DeRose App versus Petroleum Engineering+: the parameters behind the verdict, then further details
ParameterDeRose AppPetroleum Engineering+
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 days — betterMonthly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0.0 — better17.0
Further details — not scored
Size23 MB18 MB
Age rating4+4+
DeveloperCopacabana InvestimentosForwa Elade Wunde

In-app purchases

None

DeRose App

No in-app purchases

6 purchases

Petroleum Engineering+

Subscriptions3
  • 1 Month$9.991 Month
  • 6 Months$19.996 Months
  • 1 Year$29.991 Year
One-time3
  • 1500$0.99
  • 3500$1.99
  • 9000$3.99

Questions

Is DeRose App free?
DeRose App is free to download, with no in-app purchases.
Is Petroleum Engineering+ free?
Petroleum Engineering+ is free to download, with in-app purchases available.
Do DeRose App or Petroleum Engineering+ have ads?
Neither DeRose App nor Petroleum Engineering+ shows ads.
Which is updated more often, DeRose App or Petroleum Engineering+?
DeRose App ships an update every 3 days, and Petroleum Engineering+ monthly. Most recently, DeRose App was updated on September 24, 2026 and Petroleum Engineering+ on September 23, 2026.

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