Pipe Fitter Tools vs PJFFfree
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pipe Fitter Tools
This app provides essential calculators for pipe fitting tasks, including temperature conversion, linear length conversion, pipe pitch calculations, and pipe weight calculations. It aims to expand with more tools to assist professionals in their work.
- Temperature converter (Fahrenheit, Celsius, Kelvin)
- Linear length converter
- Pipe pitch calculator
- Pipe weight calculator
- Melting point chart for common metals
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Newest edition to the LMFService Pipe apps. This app will continue to expand with new mini calculators for common and not so common tasks. Current app includes: Temperature converter - Fahrenheit to Celsius to Kelvin Chart included for common metals and their melting point. Linear Length Converter for Nautical Mile, mile, yard, feet, inches, Kilometer, Meter, Centimeter and Millimeter. Pipe Pitch Calculator - Calculates Pitch of pipe, Length of spool Piece, Custom angle fittings, cut length of pipe, elevation change. Pipe Weight Calculator - Calculates weight of pipe based on length, Pipe Size and Pipe Schedule. Use Imperial (lbs) or Metric (Kg) units of measurement. We are always adding new calculators to help improve your worth in the workplace. If you have any suggestions feel free to contact me anytime. This app comes with a small fee of 1.99 and will include ads to help fund future development costs to bring you top quality tools to your mobile device. Thank you very much for your continued support.
PJFFfree
This app serves as a manual for piping parts, focusing on Japanese specifications. It lists commonly used items based on manufacturer data and public dimension tables, with all measurements in millimeters.
- Piping parts manual
- Japanese specifications
- Commonly used parts listing
- Manufacturer data integration
- Millimeter measurements
- JIS standards compliance
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It is a manual of piping parts. Only Japanese specification. We are listed at the discretion of the things that seems to be in common use based on manufacturer's data and the dimension tables of dealers that are open to the public. Length units are in millimeters unless otherwise specified in decimal notation JIS standards compliance
Screenshots
Verdict
The clearest difference is review sentiment: PJFFfree at 100% against Pipe Fitter Tools's 0%. PJFFfree also leads on price (Free vs $0.99) and rating (5.0 vs 1.3). Pipe Fitter Tools's advantage is ads (none vs shown) and chart position (#64 vs unranked). On 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
PJFFfree is free to download; Pipe Fitter Tools costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
PJFFfree holds the better App Store score, 5.0 against 1.3. That said, the two scores are not equally well evidenced: Pipe Fitter Tools has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Pipe Fitter Tools's written reviews are positive against 100% of PJFFfree's.
Pipe Fitter Tools ships an update every 36 months, PJFFfree every 5 weeks. The most recent releases landed on October 26, 2026 and October 8, 2026 respectively.
| Parameter | Pipe Fitter Tools | PJFFfree |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 1.3 (6 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 6 — better | 1 |
| Update frequency | Every 36 months | Every 5 weeks — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | Ad-supported — better |
| Best chart rank | #64 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 11.3 — better | 15.0 |
| Further details — not scored | ||
| Size | 9 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | LMF.Services | sigeyosi kanenishi |
Customer experience
Pipe Fitter Tools
PJFFfree
In-app purchases
Pipe Fitter Tools
No in-app purchases
PJFFfree
No in-app purchases
Questions
Is Pipe Fitter Tools free?
Is PJFFfree free?
Which has better reviews, Pipe Fitter Tools or PJFFfree?
Do Pipe Fitter Tools or PJFFfree have ads?
Which is updated more often, Pipe Fitter Tools or PJFFfree?
Other comparisons
