Directional Survey Methods vs CleanMax Lite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Directional Survey Methods
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This application uses the formulas to calculate the survey parameters (diff of TVD, N/S, E/W, DLS) between two stations of the methods: 1. Tangential 2. Balanced Tangential 3. Minimum Curvature 4. Radius of Curvature 5. Angle Averaging Also available the formulas of the methods. This app was developed based in existing spreadsheets. There is no comparison with any other software. You can contribute with suggestions for improvements, reporting bugs and spreading it to your friends. Our portfolio for Directional Drilling available on the App Store: - "Directional Drilling" a complete app (building and plotting) with well planning, survey, multi-lateral, etc. - There are also stand-alone applications for Well Planning, Well Survey and Multi-Lateral Wells. - "3D Interpolation" to calculate a survey data between two stations. 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 your own risk. Thanks
CleanMax Lite
This mobile tool assists with wellbore cleanup operations by calculating fluid volumes and contact times. It also generates 2D and 3D animations to visualize fluid displacement, aiming to reduce formation damage and enhance well productivity.
- Fluid volume calculations
- Contact time calculations
- 2D fluid displacement animations
- 3D fluid displacement animations
- Wellbore cleanup operations aid
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Successfully conducting a wellbore cleanup ensures hassle-free completions, reduces the risk of formation damage, and enhances well productivity. Pegasus Vertex, Inc. has extracted most-used components from our advanced software, CleanMax, and created a handy mobile app CleanMax Lite to aid with wellbore cleanup operations. CleanMax Lite quickly and accurately calculates fluid volumes, contact times and creates 2D and 3D fluid displacement animations.
Screenshots
Verdict
The clearest difference is update cadence: CleanMax Lite at every 2 months against Directional Survey Methods's every 50 months. CleanMax Lite also leads on iOS requirement (8.0 vs 12.0). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Directional Survey Methods ships an update every 50 months, CleanMax Lite every 2 months. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.
| Parameter | Directional Survey Methods | CleanMax Lite |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 50 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 | 8.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Carlos Moura | Pegasus Vertex, Inc. |
In-app purchases
Directional Survey Methods
No in-app purchases
CleanMax Lite
No in-app purchases
Questions
Is Directional Survey Methods free?
Is CleanMax Lite free?
Do Directional Survey Methods or CleanMax Lite have ads?
Which is updated more often, Directional Survey Methods or CleanMax Lite?
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