Comparison

Caleffi Pipe Sizer 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

Caleffi Pipe Sizer

This application assists hydraulic and HVAC professionals in accurately sizing water or air pipes. It calculates pressure drops and offers a modern, intuitive interface for precise system design on the go.

Highlights
  • Accurate water/air pipe sizing
  • Pressure drop calculation
  • Customizable technical parameter calculations
  • Extensive material and configuration library
  • Modern and intuitive interface
  • Enhanced performance
Features
Read full description

Caleffi Pipe Sizer is the essential app for engineers, designers and installers operating within the hydraulic systems and heating and cooling sector. This app can be used to size water or air pipes accurately and calculate both localised and widely distributed pressure drops easily, wherever you are. The app, featuring a fully redesigned frontend, offers a new-look interface and improved performance. Download the app and start designing with speed and precision! Main Features of the Update: - Native Look & Feel: new, more modern and intuitive interface - Alignment with Standards: compatible with the latest mobile app standards - Enhanced Performance: optimised performance to guarantee a fluid and reactive user experience Functions: - Accurate sizing of water or air pipes - Customisable calculations based on technical parameters - Extensive library of materials and configurations Why Choose Us? - Precision: advanced calculation tools ensure accurate results - Innovation: the new version is enhanced with cutting-edge technologies which offer improved performance and greater ease of use - Complete support: compatible with the latest iOS devices

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

Caleffi Pipe Sizer4 screens
Pipe Fitting1 screens

Verdict

The call

The clearest difference is in-app purchases: Caleffi Pipe Sizer at none against Pipe Fitting's 2. Caleffi Pipe Sizer 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 7 months) and ratings volume (116 vs 1). 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. Caleffi Pipe Sizer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Caleffi Pipe Sizer 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 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Caleffi Pipe Sizer's written reviews are positive against 33% of Pipe Fitting's.

UpkeepUpdate frequency

Caleffi Pipe Sizer ships an update every 7 months, Pipe Fitting every 5 days. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

Scorecard8 real differences · 2 level
Caleffi Pipe Sizer versus Pipe Fitting: the parameters behind the verdict, then further details
ParameterCaleffi Pipe SizerPipe Fitting
PriceFreeFree
Rating5.0 (1 ratings) — better4.6 (116 ratings)
Positive reviews50.0% of reviews — better33.3% of reviews
Number of ratings1116 — better
Update frequencyEvery 7 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
Size44 MB42 MB
Age rating4+4+
DeveloperCaleffi S.p.AxNeat.com

Customer experience

Caleffi Pipe Sizer

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Pipe Fitting

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

In-app purchases

None

Caleffi Pipe Sizer

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 Caleffi Pipe Sizer free?
Caleffi Pipe Sizer 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, Caleffi Pipe Sizer or Pipe Fitting?
Caleffi Pipe Sizer is rated higher. Caleffi Pipe Sizer averages 5.0 out of 5 from 1 ratings, while Pipe Fitting averages 4.6 from 116 ratings.
Do Caleffi Pipe Sizer or Pipe Fitting have ads?
Pipe Fitting shows ads; Caleffi Pipe Sizer does not.
Which is updated more often, Caleffi Pipe Sizer or Pipe Fitting?
Caleffi Pipe Sizer ships an update every 7 months, and Pipe Fitting every 5 days. Most recently, Caleffi Pipe Sizer was updated on October 2, 2026 and Pipe Fitting on October 10, 2026.

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