Comparison

Volume in Pipe vs Volume Converter

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

Head to head
About

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.

Highlights
  • Estimate gas volume
  • Input operating conditions
  • Select pipe size
  • Quick field estimates
  • Supports iPhone
Features
Read 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.

About

Volume Converter

This versatile tool converts volume and capacity units across many systems, including metric, US, UK, and traditional Japanese measurements. Its simple, intuitive interface provides instant results, making it useful for professionals and students in fields like engineering, cooking, and architecture. The app functions offline, ensuring accessibility anywhere.

Highlights
  • Converts volume and capacity units
  • Supports metric, US, UK, and Japanese units
  • Instant conversion results
  • Simple and intuitive interface
  • Offline functionality
Features
Read full description

Easily convert volume and capacity units with this app. It supports common units like m³, L, and mL, as well as US units (gal, qt, pt, cup, fl oz, tbsp, tsp), UK units (gal(UK), qt(UK), pt(UK)), and even traditional Japanese units such as koku, to, sho, and go.\n\nThis app is useful for fields like architecture, engineering, chemistry, physics, cooking, and education. Its simple UI allows intuitive operation—just enter a value and get instant results.\n\nIt works offline, so you can use it anywhere without internet access. Ideal for professionals and casual users alike!\n\n【Main Features】\n- Supports various units (L, mL, gallons, cups, Japanese sho, etc.)\n- Instantly converts values with a simple design\n- Usable offline\n- Intuitive interface\n\nTry this volume and capacity unit converter today!

Screenshots

Volume in Pipe4 screens
Volume Converter2 screens

Verdict

The call

The clearest difference is in-app purchases: Volume in Pipe at none against Volume Converter's 2. Volume in Pipe also leads on ads (none vs shown). Volume Converter's advantage is update cadence (every 10 months vs every 26 months) and device support (3 vs 1). On price, rating, ratings volume and iOS requirement 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

Both are free to download. Volume Converter sells 2 in-app purchases, starting at $4.99 per month. Volume in Pipe asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Volume in Pipe against 5.0 for Volume Converter. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Volume in Pipe ships an update every 26 months, Volume Converter every 10 months. The most recent releases landed on October 6, 2026 and October 28, 2026 respectively.

Scorecard5 real differences · 4 level
Volume in Pipe versus Volume Converter: the parameters behind the verdict, then further details
ParameterVolume in PipeVolume Converter
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequencyEvery 26 monthsEvery 10 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size11 MB29 MB
Age rating4+4+
DeveloperKelly Gayneauxkota tada

Customer experience

Volume in Pipe

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Volume Converter

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Volume in Pipe

No in-app purchases

2 purchases

Volume Converter

Subscriptions2
  • Ad-free for 1 month7 Days trial$4.991 Month
  • Ad-free for 1 year14 Days trial$49.991 Year

Questions

Is Volume in Pipe free?
Volume in Pipe is free to download, with no in-app purchases.
Is Volume Converter free?
Volume Converter is free to download, with in-app purchases available.
Which has better reviews, Volume in Pipe or Volume Converter?
Volume in Pipe and Volume Converter are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Volume in Pipe or Volume Converter have ads?
Volume Converter shows ads; Volume in Pipe does not.
Which is updated more often, Volume in Pipe or Volume Converter?
Volume in Pipe ships an update every 26 months, and Volume Converter every 10 months. Most recently, Volume in Pipe was updated on October 6, 2026 and Volume Converter on October 28, 2026.

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