Pipe Source vs Volume in Pipe
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pipe Source
Access comprehensive steel pipe specifications and industry conversion calculators. Easily find pipe charts for various sizes and schedules, and quickly convert units like feet to tons and $/ft to $/ton. Connect with industry experts for immediate assistance.
- Imperial and metric pipe charts
- Wall thickness and weight per foot data
- Oil Country and Tubular product information
- Industry conversion calculators
- Contact industry experts
- Branch locator
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Pipe Source brought to you by Kelly Pipe is a convenient resource for common steel pipe specifications as well as useful industry conversion calculators! This application includes imperial and metric pipe charts displaying wall thickness and weight per foot for Pipe sizes 1/8” – 52” and Schedules 5- Double Extra Heavy. Similar information is also provided for commonly stocked Oil Country and Tubular products including API drift and Coupling OD for well casing and tubing. Multiple built-in industry related calculators make it easy to convert feet to tons and $/ft to $/ton. The Pipe Source enables users to readily contact industry experts at a nearby Kelly Pipe branch to get immediate answers to their questions. With over 100 years in the business, an expert knowledgeable staff, Kelly Pipe is the Ultimate Source for Carbon Steel Pipe and Oil Country Tubular Goods!
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
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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.
Screenshots
Verdict
The clearest difference is rating: Volume in Pipe at 5.0 against Pipe Source's 4.0. Pipe Source's advantage is update cadence (every 4 months vs every 26 months) and iOS requirement (7.1 vs 16.6). On price, ratings volume, 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 holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Pipe Source ships an update every 4 months, Volume in Pipe every 26 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.
| Parameter | Pipe Source | Volume in Pipe |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 4 months — better | Every 26 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 7.1 — better | 16.6 |
| Further details — not scored | ||
| Size | 12 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Kelly Pipe Co. LLC | Kelly Gayneaux |
Customer experience
Pipe Source
Volume in Pipe
In-app purchases
Pipe Source
No in-app purchases
Volume in Pipe
No in-app purchases
Questions
Is Pipe Source free?
Is Volume in Pipe free?
Which has better reviews, Pipe Source or Volume in Pipe?
Do Pipe Source or Volume in Pipe have ads?
Which is updated more often, Pipe Source or Volume in Pipe?
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