Volume in Pipe vs eWCAT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Volume in Pipe
Quickly estimate the gas volume within pipes, launchers, or vessels. Input operating conditions and pipe size for an approximate volume calculation. This tool is designed for rapid field estimates.
- Estimate gas volume
- Input operating conditions
- Select pipe size
- Quick field estimates
- Supports iPhone
Read full descriptionHide full description
Volume in Pipe (V.i.P.) is a simple, efficient tool for estimating the gas volume contained in a pipe, pig launcher/receiver, or vessel. Enter basic operating conditions, select a pipe size, and the app provides an approximate volume based on general assumptions. This tool is intended for quick field estimates only. It does not incorporate detailed gas analysis, which may significantly affect calculated volumes.
eWCAT
Read full descriptionHide full description
eWCAT, electronic Well Control Assurance Tool - a tool to help monitor and manage well control compliance, provides a detailed view of the current well control compliance status of every work unit under contract, and can be used to report KPI Key Performance Indicator data. It helps ensure consistency, rigour and transparency throughout your company in the assurance of well control. The objective is to reduce the risk of a major well control incident occurring.
Screenshots
Verdict
The clearest difference is update cadence: eWCAT at every 3 weeks against Volume in Pipe's every 26 months. eWCAT also leads on device support (3 vs 1) and iOS requirement (9.0 vs 16.6). On price, ads and in-app purchases 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.
Volume in Pipe ships an update every 26 months, eWCAT every 3 weeks. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.
| Parameter | Volume in Pipe | eWCAT |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 26 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 9.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Kelly Gayneaux | Eraze Computer Software B.V. |
In-app purchases
Volume in Pipe
No in-app purchases
eWCAT
No in-app purchases
Questions
Is Volume in Pipe free?
Is eWCAT free?
Do Volume in Pipe or eWCAT have ads?
Which is updated more often, Volume in Pipe or eWCAT?
Other comparisons
