Comparison

Carpentry Formulator vs Fraction Calculator Plus #1

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

Head to head
About

Carpentry Formulator

This app provides over 150 formulas and dozens of conversions for carpenters and builders. It calculates loads on walls and headers, material quantities for projects, and dimensions for roofing and stairs. It also includes area and volume calculations for various shapes.

Highlights
  • Load calculations for walls and headers
  • Material quantity estimation (joists, studs, concrete)
  • Roofing and stair dimension calculations
  • Area and volume formulas for geometric shapes
  • Dozens of unit conversion tools
  • Shareable calculation results
Features
Read full description

CARPENTRY FORMULATOR contains over 150 formulas that are useful for carpenters and builders. This app calculates loads on walls and loads on headers.The app calculates space between balusters, wood needed for railings It calculates Hardwood Flooring, calculations on Board Feet and Lumber conversions. It calculates the number of Joists, Sheet Rock, Concrete and Asphalt needed. The program has special sections on Roofing and Stairs. The CARPENTRY FORMULATOR has various formulas to calculate area and volumes of differing shapes. The program also includes dozens of conversions; everything from square feet to square inches and square inches to feet of water. Every result in CARPENTRY FORMULATOR shared. In the coming months there will be updates to CARPENTRY FORMULATOR that will include additional formulas. If there are formulas you would like that are not yet included, just e-mail us and we will try to include it in our next update. LOAD ON WALLS *Load on One Story Building Truss Roof *Load on One Story Building with Attic Stick Built *Load on Two Story Building with Attic Stick Roof *Total Load on Beam *Weight Header Can Carry LUMBER CALCULATION *Cost of Hardwood Flooring *Calculating Board Feet *Lumber Conversions- Board and Linear Feet MATERIALS NEEDED *Number of Joist Required *Number of Studs Required *Sheet Rock Coverage *Asphalt Needed *Cubic Yard of Concrete Needed *Coverage from Concrete ROOFING *Shed roof *Gable roof *Hip roof on square building *Gable Roof Sheathing *Shed Roof Sheeting *Hip Roof Sheeting STAIRS *Number of risers *Unit risers *Unit run *Total run Area Formulas Include: SQUARES *Area *Perimeter *Length of the diagonal RECTANGLES *Area *Perimeter *Length of base *Height *Length of diagonal PYRAMIDS *Pyramid area *Pyramid v *Volume prism SPHERES *Area of surface *Sde of cube *Volume of sphere Cylinder: *Cylinder area *Cylinder length *Volume *Capacity *Area of Cylinder Base *Length of Cylinder CIRCLES *Circumference *Radius *Diameter of Circle *Area of circle *Arc length *Degrees of arcs *Radius of arc CONES *Lateral surface area *Total surface area Ellipse:Area Hexagon:Area Parallelogram Area 200 Conversion formulas

About

Fraction Calculator Plus #1

Easily perform fraction calculations including addition, subtraction, multiplication, and division. Convert fractions to decimals and vice versa with a clear, user-friendly interface. Ideal for students, cooks, and DIYers needing quick and accurate fraction management.

Highlights
  • Add, subtract, multiply, and divide fractions
  • Convert fractions to decimals
  • Automatically simplifies fractions
  • Large display and buttons for easy use
  • Triple keyboard display for quick input
  • Displays results as decimals
Features
Read full description

Fraction Calculator Plus - the best and easiest solution for fractions in everyday life. Calculate fractions: add, subtract, divide and multiply. Convert fractions to decimals easily. - Would you like time to check your children's maths exercises? Now that's no longer a problem because you can review fractions in seconds. - Do you need to adjust recipe quantities for a longer guest list? It will calculate the amounts in cups and teaspoons for you. - Are you working on a craft or construction project with dimensions in inches? Forget about double or triple calculations on paper. Use fraction for correct calculations. It's an easy-to-use fraction calculator with a large display and big buttons. Features: - The digits and buttons are clear and big, so they can be read at a glance from a distance. - Convenient triple keyboard display enables quick typing. You only need to type three times to enter “three and three quarters”! - Each fraction is automatically scaled down to its simplest form to make it easier for you. - NEW! Each result is also displayed as a decimal number. That makes the conversion a breeze. - Adding, subtracting, multiplying and dividing fractions has never been easier. With Fraction Calculator Plus, your mobile phone or tablet is by your side in everyday life.

Screenshots

Carpentry Formulator4 screens
Fraction Calculator Plus #14 screens

Verdict

The call

The clearest difference is review sentiment: Fraction Calculator Plus #1 at 95% against Carpentry Formulator's 25%. Fraction Calculator Plus #1 also leads on rating (4.9 vs 3.8) and ratings volume (22K vs 4). Carpentry Formulator's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Carpentry Formulator sells 1 one-off in-app purchase and Fraction Calculator Plus #1 sells 9 in-app purchases, starting at $1.39 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Fraction Calculator Plus #1 holds the better App Store score, 4.9 against 3.8. That said, the two scores are not equally well evidenced: Fraction Calculator Plus #1 has 22K ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 25% of Carpentry Formulator's written reviews are positive against 95% of Fraction Calculator Plus #1's.

UpkeepUpdate frequency

Carpentry Formulator ships an update every 2 months, Fraction Calculator Plus #1 every 5 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

Scorecard6 real differences · 4 level
Carpentry Formulator versus Fraction Calculator Plus #1: the parameters behind the verdict, then further details
ParameterCarpentry FormulatorFraction Calculator Plus #1
PriceFreeFree
Rating3.8 (4 ratings)4.9 (22K ratings) — better
Positive reviews25.0% of reviews94.9% of reviews — better
Number of ratings422K — better
Update frequencyEvery 2 monthsEvery 5 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.615.0 — better
Further details — not scored
Size23 MB148 MB
Age rating4+4+
DeveloperHistorycentral.comDigitAlchemy LLC

Customer experience

Carpentry Formulator

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews8 reviews
Positive25.0%
Neutral12.5%
Negative62.5%

Fraction Calculator Plus #1

All ratings22,401 ratings
Positive97.8%
Neutral1.1%
Negative1.0%
Written reviews1,485 reviews
Positive94.9%
Neutral1.5%
Negative3.5%

Bugs and requests

Carpentry Formulator

Not enough reviews yet to summarise bugs or requests.

Fraction Calculator Plus #1

Reported bugs

2 issues
  • Pro version forgets subscription status
  • Occasional crashes

Requested features

3 requests
  • Decimal conversion and support
  • Rounding options
  • Triangle math functionality

In-app purchases

1 purchases

Carpentry Formulator

One-time1
  • Professional Features$2.99
9 purchases

Fraction Calculator Plus #1

Subscriptions6
  • Fraction Calculator7 Days trial$1.391 Month
  • Fraction Calculator7 Days trial$1.991 Month
  • Photo Calculator for Fractions$1.997 Days
Show 3 more
  • Fraction Calculator by Photo$3.991 Month
  • Calculator with Fractions7 Days trial$8.391 Year
  • Calculator with Fractions7 Days trial$11.991 Year
One-time3
  • Remove ads$3.99
  • Fraction Calculator$17.49
  • Fraction Calculator$24.99

Questions

Is Carpentry Formulator free?
Carpentry Formulator is free to download, with in-app purchases available.
Is Fraction Calculator Plus #1 free?
Fraction Calculator Plus #1 is free to download, with in-app purchases available.
Which has better reviews, Carpentry Formulator or Fraction Calculator Plus #1?
Fraction Calculator Plus #1 is rated higher. Carpentry Formulator averages 3.8 out of 5 from 4 ratings, while Fraction Calculator Plus #1 averages 4.9 from 22K ratings.
Do Carpentry Formulator or Fraction Calculator Plus #1 have ads?
Fraction Calculator Plus #1 shows ads; Carpentry Formulator does not.
Which is updated more often, Carpentry Formulator or Fraction Calculator Plus #1?
Carpentry Formulator ships an update every 2 months, and Fraction Calculator Plus #1 every 5 weeks. Most recently, Carpentry Formulator was updated on October 27, 2026 and Fraction Calculator Plus #1 on October 28, 2026.

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