Comparison

F Numbers vs Pipe Fitting

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

Head to head
About

F Numbers

Quickly find filler metal groupings for welding procedures and performance qualifications. Access classifications with descriptions of intended use, based on ASME and AWS standards.

Highlights
  • Filler metal grouping lookup
  • Welding procedure qualification
  • Performance qualification data
  • Classification descriptions
  • ASME Section IX data
  • AWS standards data
Features
Read full description

F Numbers: Quick lookup of filler metal groupings for welding procedure and performance qualification. Lookup includes classifications with respective descriptions of intended use. Data is provided by C-spec. F-numbers and A-numbers assignments are based on ASME Section IX Table QW-432 and QW-442, ASME Section II Part C, AWS B2.1 Table B1 and B2, and AWS A5.1 through AWS A5.36.

About

Pipe Fitting

This tool provides precise pipe layout calculations for professionals in welding and fabrication. It offers various offset and fitting calculators, along with data tools for custom angles and triangle solutions. Easily switch between imperial and metric units for field or shop use.

Highlights
  • Offset calculators (basic, rolling, parallel)
  • Back-to-back fitting solutions
  • Elbow miter cut and triangle solver
  • Imperial and metric unit switching
  • Designed for iPhone and iPad
Features
Read full description

Pipe Fitting Calculator is the all-in-one solution for pipefitters, welders, and fabricators who need fast and accurate pipe layout calculations in the field or the shop. Designed for iPhone & iPad, this powerful tool delivers pro-level precision with a clean, easy-to-use interface—built specifically for real-world jobsite demands. Offset Calculators – Basic Offset – Fast and reliable offset math – Rolling Offset – Handles advanced rolling angles – Rolling Offset – Handles advanced rolling angles – Parallel Offset – Multi-line equal spread configurations Back-to-Back Fittings – X° + Y° Elbows – Compound angle fitting solutions – 90° + X° Elbows – Odd-angle transitions simplified Data Tools – Elbow Miter Cut Create custom angles from standard 90s – Triangle Solver – Instantly solve triangle dimensions, angles, and area You can easily switch between imperial(inches) or metric(cm) Pipe Fitting Calculator is one stop solution for fast and accurate bending! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

F Numbers4 screens
Pipe Fitting1 screens

Verdict

The call

The clearest difference is in-app purchases: F Numbers at none against Pipe Fitting's 2. F Numbers also leads on ads (none vs shown) and rating (5.0 vs 4.6). Pipe Fitting's advantage is update cadence (every 5 days vs every 13 months) and ratings volume (116 vs 3). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Pipe Fitting sells 2 in-app purchases, starting at $4.99 per 7 days. F Numbers asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

F Numbers holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Pipe Fitting has 116 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

F Numbers ships an update every 13 months, Pipe Fitting every 5 days. The most recent releases landed on September 15, 2026 and September 27, 2026 respectively.

Scorecard7 real differences · 3 level
F Numbers versus Pipe Fitting: the parameters behind the verdict, then further details
ParameterF NumbersPipe Fitting
PriceFreeFree
Rating5.0 (3 ratings) — better4.6 (116 ratings)
Positive reviews—33.3% of reviews
Number of ratings3116 — better
Update frequencyEvery 13 monthsEvery 5 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better16.4
Further details — not scored
Size15 MB42 MB
Age rating4+4+
DeveloperASMEIX CORPORATIONxNeat.com

Customer experience

F Numbers

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Pipe Fitting

All ratings116 ratings
Positive89.7%
Neutral5.2%
Negative5.2%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

None

F Numbers

No in-app purchases

2 purchases

Pipe Fitting

Subscriptions2
  • Pipe Fitting3 Days trial$4.997 Days
  • Pipe Fitting7 Days trial$39.991 Year

Questions

Is F Numbers free?
F Numbers is free to download, with no in-app purchases.
Is Pipe Fitting free?
Pipe Fitting is free to download, with in-app purchases available.
Which has better reviews, F Numbers or Pipe Fitting?
F Numbers is rated higher. F Numbers averages 5.0 out of 5 from 3 ratings, while Pipe Fitting averages 4.6 from 116 ratings.
Do F Numbers or Pipe Fitting have ads?
Pipe Fitting shows ads; F Numbers does not.
Which is updated more often, F Numbers or Pipe Fitting?
F Numbers ships an update every 13 months, and Pipe Fitting every 5 days. Most recently, F Numbers was updated on September 15, 2026 and Pipe Fitting on September 27, 2026.

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