Directional Drilling vs Magnetism
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Directional Drilling
This application provides essential tools for oil and gas directional drilling. It aids in well planning, survey data management, and 3D plotting. Users can import and export data, perform various calculations, and visualize well paths.
- Well planning with multiple sections
- Import/export survey data
- Multiple calculation methods
- 2D and 3D well plotting
- Support for length units (foot/meter)
- Multilateral well plotting
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The Directional Drilling provides the useful tools for the drilling of oil wells with well planning, survey data, multilateral wells, plotting in vertical section, plan view and in X-Y-Z (3D), easy tools to create 2D wells and also to calculate 3D sections, calculations between two survey stations and formulas. This app is designed for both iPhone and iPad. You can download it on your iPhone and also on your iPad. The well planning and survey stations can also be imported from CSV text files, for example: "MD","INC","AZI","TVD","N/S","E/W" "1000.0","0.0","0.0","1000.0","0.0","0.0" "1100.0","3.0","10.0" "1200.0","6.0","15.0" ... The values can be "quoted" or unquoted and separated by: - Comma: 1.00,2.00,3.00 - Semicolon: 1.00;2.00;3.00 or 1,00;2,00;3,00 - Tab: 1.00 2.00 3.00 (TSV file) - Space: 1.00 2.00 3.00 Please, before you buy, make sure this app will be useful to you. Visit our website at www.wellcontrol.com.br and check the "User Guide". This app was developed based on existing spreadsheets. There is no comparison with any other software. Our goal was to create a low-cost application with the help of experts to share with drilling engineers, technicians, drillers, students and teachers of drilling engineering. There is no intention to replace the professional softwares. You can contribute with suggestions for improvements, correcting the translation to english, reporting bugs and spreading it to your friends. Features: 1. Well Planning with Multiple Sections (Minimum Curvature); 2. Ability to work with data files; 3. Directional Survey: Edit, Add, Insert and Remove Survey Data; 4. Calculations Methods: - Tangential - Balanced Tangential - Minimum Curvature (default) - Radius of Curvature - Angle Averaging 5. Print Reports; 6. Survey Data Calculations in 5 methods; 7. Formulas of the Methods; 8. Ability to work with length units: foot and meter (metre); 9. Vertical Section View, Plan View and X-Y-Z plotting. 10. Ability to Multilateral wells plotting limited to 6 wells. 11. Easy tool to create 2D Wells (Type I, II and Horizontal). 12. Easy tool to calculate 3D sections on well planning. 13. Sharing data files via email, iCloud and iTunes. 14. Import Well Planning (MD,Inclination,Azimuth) from CSV text format file; 15. Export Well Planning (MD,Inclination,Azimuth,Quadrant,TVD,HD,VSection,N/S,E/W,DLS,BUR,TRN) to CSV text format file; 16. Import Survey Data from CSV text format file; 17. Export Survey Table to CSV text format file; 18. Sharing data files with iPad, iPhone and iPod Touch via iCloud, iCloud Drive, AirDrop or email. 19. Well Planning Interpolations; 20. Ability to get a simulated survey (steps 10m, 30m, 100m or 100ft) from Well Planning interpolations; User Guide: Download at http://www.wellcontrol.com.br DISCLAIMER: These tools & materials are provided 'as is' without warranties of any kind, express or implied. Please verify the tools provided by this application by yourself before you use them. Ensure you understand the impact of using these tools. Any use you choose to make of these tools & materials is undertaken by you entirely at you own risk.
Magnetism
Explore the principles of permanent magnets and magnetic materials with interactive animations and diagrams. Learn about magnetization and demagnetization methods, and test your knowledge with quizzes. Designed for K12 physics students to easily grasp complex concepts.
- Permanent magnet fundamentals
- Magnetization and demagnetization
- Interactive 3D animations
- Virtual experiments
- Electromagnetism quizzes
- Diagrams and graphical representations
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Electromagnetism - Physics app is designed for K12 physics students which explains the fundamentals of permanent magnets and magnetic materials. The app helps to learn the methods of magnetization and demagnetization with high-quality professional animations. Each topic is explained with diagrams, graphical representations and animations along with simple description to understand the physics concept easily. Modules of Electromagnetism - Physics Learn - Understanding electromagnetism through a compass needle experiment to identify north and south poles with an interactive video. Students can learn about magnets, magnetization and electromagnets in this section. Magnets - This section helps to learn about permanent magnets, magnetic and non-magnetic material types using nails, safety pin and needle through interactive 3D animations. Magnetization - Interactive videos using hammer to understand -Magnetization -Demagnetization -Induced magnetism -Magnetic field Electromagnets - Learn to calculate strength of electromagnet in an easy way with soft iron core. 2) Practice - Activities and virtual experiments for plotting magnetic field lines and magnetic field around solenoid with 3D animations. 3) Quiz - The interactive quiz with score board to evaluate your level of learning about electromagnetism. Download the Electromagnetism - Physics and other educational apps published by Ajax Media Tech Pvt Ltd. With the gamified education model, students will be able to absorb and learn the basics of science with minimal efforts and maximum retention.
Screenshots
Verdict
The clearest difference is review sentiment: Magnetism at 50% against Directional Drilling's 0%. Magnetism also leads on price ($0.99 vs $29.99). Directional Drilling's advantage is update cadence (every 8 months vs every 33 months). On ads, in-app purchases, monetization model 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
Directional Drilling costs $29.99 and Magnetism $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Directional Drilling ships an update every 8 months, Magnetism every 33 months. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.
| Parameter | Directional Drilling | Magnetism |
|---|---|---|
| Price | $29.99 | $0.99 — better |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 50.0% of reviews — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 8 months — better | Every 33 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 21 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Carlos Moura | www.ajaxmediatech.com |
Customer experience
Directional Drilling
Magnetism
In-app purchases
Directional Drilling
No in-app purchases
Magnetism
No in-app purchases
Questions
Is Directional Drilling free?
Is Magnetism free?
Do Directional Drilling or Magnetism have ads?
Which is updated more often, Directional Drilling or Magnetism?
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