Comparison

Directional Drilling vs Colorado DMV Permit Test Prep

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

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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.

About

Colorado DMV Permit Test Prep

Prepare for your Colorado driving knowledge test with realistic mock exams. Study road signs, traffic rules, and safe driving practices with up-to-date questions. Track your progress and build confidence for your first attempt.

Highlights
  • Accurate Colorado-approved questions
  • Timed mock exam simulations
  • Progress tracking and analytics
  • Offline study mode
  • User-friendly interface
Features
Read full description

Get ready to ace your Colorado driving knowledge test 2026 with our comprehensive mock exam app! Whether you’re a new driver preparing for your learner’s permit or need a refresher on road rules, this app is your ultimate study companion. Key Features: • Accurate Questions: Practice with up-to-date, Colorado-approved questions covering all key topics, including road signs, traffic rules, and safe driving practices. • Test Simulation: Take timed mock exams that mimic the real Colorado knowledge test format, helping you build confidence and test-readiness. • Progress Tracking: Monitor your improvement with detailed analytics and identify areas where you need more practice. • Learn on the Go: Study anytime, anywhere with our user-friendly interface and offline mode. Pass your Colorado driving test on the first try and start your driving journey with confidence. Download the app now and take the first step toward becoming a licensed driver in Colorado!

Screenshots

Directional Drilling4 screens
Colorado DMV Permit Test Prep4 screens

Verdict

The call

The clearest difference is price: Colorado DMV Permit Test Prep at Free against Directional Drilling's $29.99. Colorado DMV Permit Test Prep also leads on update cadence (fortnightly vs every 8 months). Directional Drilling's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases 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

Colorado DMV Permit Test Prep is free to download; Directional Drilling costs $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Directional Drilling ships an update every 8 months, Colorado DMV Permit Test Prep fortnightly. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
Directional Drilling versus Colorado DMV Permit Test Prep: the parameters behind the verdict, then further details
ParameterDirectional DrillingColorado DMV Permit Test Prep
Price$29.99Free — better
Rating—4.2 (6 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings—6 — better
Update frequencyEvery 8 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size21 MB24 MB
Age rating4+17+
DeveloperCarlos MouraPrePro

Customer experience

Directional Drilling

Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Colorado DMV Permit Test Prep

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%

In-app purchases

None

Directional Drilling

No in-app purchases

None

Colorado DMV Permit Test Prep

No in-app purchases

Questions

Is Directional Drilling free?
Directional Drilling costs $29.99, with no in-app purchases.
Is Colorado DMV Permit Test Prep free?
Colorado DMV Permit Test Prep is free to download, with no in-app purchases.
Do Directional Drilling or Colorado DMV Permit Test Prep have ads?
Neither Directional Drilling nor Colorado DMV Permit Test Prep shows ads.
Which is updated more often, Directional Drilling or Colorado DMV Permit Test Prep?
Directional Drilling ships an update every 8 months, and Colorado DMV Permit Test Prep fortnightly. Most recently, Directional Drilling was updated on November 6, 2026 and Colorado DMV Permit Test Prep on October 30, 2026.

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