Comparison

Flange Bolt Size & Torque vs Pipe Fitting Selection

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

Head to head
About

Flange Bolt Size & Torque

Instantly access flange, pipe, and bolt data offline. Quickly find bolt sizes, torque patterns, flange dimensions, and pipe specifications. Ideal for pipefitters and steamfitters needing rapid access to piping information.

Highlights
  • Offline data access
  • Instant data lookups
  • Flange bolting data
  • Flange dimensions data
  • Pipe data
  • Gasket data
  • Torque pattern images
Features
Read full description

Lookup flange, pipe, and bolt data in seconds with Flange Bolt Chart. All data is available offline, lookups are instantaneous. Here's just a sample of the available data. Flange bolting data: 1. Number of bolts 2. Diameter of bolts 3. Length of bolts 4. Wrench size 5. Torque pattern 6. Target torque Flange dimensions data: 1. Outside diameter of flange 2. Flange thickness 3. Diameter of bolt circle 4. Flange weight Pipe data: 1. Outside diameter 2. Wall thickness 3. Schedule 4. Weight 5. Weight with liquid Gasket data: 1. Gasket inside diameter 2. Gasket outside diameter 3. Spiral wound dimensions 4. Type R ring dimensions And many more fields. All values are calculated or sourced directly from official standards like ASME B16.5 "Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24 Metric/Inch Standard". Looking up flange, pipe, and bolt data with Flange Bolt Chart is far faster and less error prone than searching through PDF charts and tables. The sole purpose of the tool is to make it as simple as possible for pipefitters, steamfitters, and others working in piping to look up piping information like flange bolt size and torque pattern. Is there a feature you'd like from Flange Bolt Chart that you don't see? Request it through the app and we'll do our best to add it to the development schedule. Features of the app: 1. Full offline capability: No internet connection necessary to use. All data is stored locally on your phone. (The app requires minimum storage space overall) 2. Instant data lookups. Just enter the necessary inputs (like nominal pipe size and flange class) and the app instantly populates the correct values for the flange, pipe, or bolt outputs you’re searching for. 3. Flange torque sequence images: Includes the full list of torque sequences in picture form, with the studs numbered. The information in this app covers, but is not limited to: (1) flanges with rating class designations 150, 300, 400, 600, 900, and 1500 in sizes NPS 1/2 through NPS 60 and flanges with rating class designation 2500 in sizes NPS 1/2 through NPS 12, with requirements given in U.S. Customary units with diameter of bolts and flange bolt holes expressed in inch units; (2) flanged fittings with rating class designation 150 and 300 in sizes NPS 1/2 through NPS 60, with requirements given in U.S. Customary units with diameter of bolts and flange bolt holes expressed in inch units; (3) flanged fittings with rating class designation 400, 600, 900, and 1500 in sizes NPS 1/2 through NPS 60 and flanged fittings with rating class designation 2500 in sizes NPS 1/2 through NPS 12 in U.S. Customary units. Covers 4 bolt to 60 bolt sequences. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Pipe Fitting Selection

Features
Currently charting
Read full description

Streamline your workflow with Pipe Fitting Selection, the ultimate digital reference guide for industrial pipe fittings. Whether you are drafting in the office or fitting pipe in the field, access the critical dimensions you need without digging through manuals or searching online. Why Pipe Fitting Selection? Paper charts get torn, lost, or left in the truck. Pipe Fitting Selection lives on your iPhone, providing instant, accurate data compliant with industry standards. Key Features: Comprehensive Library: Full dimensional data for 90° Elbows, Tees, and Flanges. Intuitive Interface: Select your fitting type and size with a simple scroll—no typing required. Visual Guides: Clear diagrams show you exactly which dimension is being displayed (Center-to-Face, Face-to-Face, Flange Thickness, etc.). Offline Access: Works perfectly without an internet connection—ideal for remote jobsites.

Screenshots

Flange Bolt Size & Torque4 screens
Pipe Fitting Selection4 screens

Verdict

The call

The clearest difference is price: Flange Bolt Size & Torque at Free against Pipe Fitting Selection's $4.99. Flange Bolt Size & Torque also leads on iOS requirement (15.1 vs 18.6). Pipe Fitting Selection's advantage is in-app purchases (none vs 2) and chart position (#60 vs unranked). On update cadence, ads 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

Flange Bolt Size & Torque is free to download; Pipe Fitting Selection costs $4.99 up front. Flange Bolt Size & Torque sells 2 in-app purchases, starting at $4.99 per 3 months. Pipe Fitting Selection asks for nothing beyond the download.

UpkeepUpdate frequency

Flange Bolt Size & Torque ships an update monthly, Pipe Fitting Selection every 2 months. The most recent releases landed on September 24, 2026 and September 16, 2026 respectively.

Scorecard4 real differences · 7 level
Flange Bolt Size & Torque versus Pipe Fitting Selection: the parameters behind the verdict, then further details
ParameterFlange Bolt Size & TorquePipe Fitting Selection
PriceFree — better$4.99
Rating4.6 (363 ratings) — better—
Positive reviews63.6% of reviews—
Number of ratings363 — better—
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
Best chart rank—#60 — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better18.6
Further details — not scored
Size31 MB34 MB
Age rating4+4+
DeveloperOpen Source Consulting LLCAllen Moore

Bugs and requests

Flange Bolt Size & Torque

Reported bugs

6 issues
  • App stopped working, requires resubscription
  • App will not open after latest update
  • App is broken
  • Black screen and grey bar in the middle
  • Wrench sizes don't match up on some flanges
Show 1 more
  • Torque patterns on some flanges are off

Requested features

7 requests
  • Add Code 61/62 flange information
  • Include machined bolt sizes
  • Add torquing equipment info (rad guns, J gun, etc.) and usage instructions
  • Include CGI and CG torque specs for different gasket styles
  • Add support for larger flange sizes (beyond 60")
Show 2 more
  • Add RTJ selection
  • Availability on Windows tablet

Pipe Fitting Selection

Not enough reviews yet to summarise bugs or requests.

In-app purchases

2 purchases

Flange Bolt Size & Torque

Subscriptions1
  • Flange Bolt Professional$4.993 Months
One-time1
  • Suggested Torque$0.99
None

Pipe Fitting Selection

No in-app purchases

Questions

Is Flange Bolt Size & Torque free?
Flange Bolt Size & Torque is free to download, with in-app purchases available.
Is Pipe Fitting Selection free?
Pipe Fitting Selection costs $4.99, with no in-app purchases.
Do Flange Bolt Size & Torque or Pipe Fitting Selection have ads?
Neither Flange Bolt Size & Torque nor Pipe Fitting Selection shows ads.
Which is updated more often, Flange Bolt Size & Torque or Pipe Fitting Selection?
Flange Bolt Size & Torque ships an update monthly, and Pipe Fitting Selection every 2 months. Most recently, Flange Bolt Size & Torque was updated on September 24, 2026 and Pipe Fitting Selection on September 16, 2026.

Other comparisons