Comparison

SteelSolve vs Construction Calculator@

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

Head to head
About

SteelSolve

This app simplifies complex calculations for construction professionals. It supports various units, allows for easy expression editing, and provides instant results as you type. Features include built-in functions for rise, run, diagonal, and slope, along with estimating capabilities.

Highlights
  • Feet, Inch, and Fraction Input
  • Unit Assignment and Conversion
  • Full Expression Editing
  • Instant Results as You Type
  • History Tape for Previous Entries
  • Rise, Run, Diagonal, and Slope Functions
  • Estimating Functions
Features
Read full description

- Feet, Inch, and Fraction Input, along with other units in 28 categories. - Fully Functional Unit calculator - ft x ft = sqft. Quickly convert result to other units. - See the whole expression, and tap numbers to edit. Answers are live. - Free of Annoying Ads, No Internet connection required. - Powerful Dictation such as “5 feet 4 and 3/8 plus 36 and a quarter inch" - Date and Time Calculations built in - “Today + 7 weeks” - History tape to store, categorize, re-use and export your calculations. - Rise, Run, Diagonal, and Slope functions built-in. - Pricing units to turn quantities into prices: 500 lbs * 25 $/lb. - Quick Fraction entry buttons and fractions in your results. - Smart Parentheses that are not strict: 1 + 2 ) x 3 - Unit Combinations such as deg-min-sec or lb-oz. Powerful Dictation - Tell the Calculator what to calculate: - “26 feet times 42-feet-7 times 6 inches, convert to cubic yards” - “50 feet times 40 pounds per foot times a dollar 50 per pound plus 30 percent margin” - “4 foot run, 3 foot rise, slope” - “Average of 2 and a half feet and 4 meters” - “Convert 7 and 3/4 meters to decimal feet” - “13 tablespoons times 3 to cups” - “Working Days until December 20th” - “August 11th of last year plus 3 weeks” Custom version with additional features: - Purchase for a one-time fee. - Use Pro Accent Theme for a beautifully colored keypad. - Customize your Calculator Keypad with a catalog of available buttons. - Add custom units with intelligent suggestions for composite units. - Add custom functions to calculate more complex expressions. - Edit the Look up Database, write your own pages and calculators, share customizations with others. Specialized Calculators: - Right Triangle Calculator, Oblique Triangle, Arc Segment, and Graphing Calculator. - Spacing Calculators that give you running dimensions, for standard spacings and picket railings. - Compound Miter and Compound Angle Calculators with visuals to show angled cuts. - Date Difference and Date Add or Subtract Calculators with Working/Calendar Days. - Stair Stringer and Rake Wall calculators for framers, including layout drawings. - Excel-Style Formula Solver - Export what you’re seeing to PDF or PNG Steel and Wood Shapes and Tools: - Steel and Wood Shapes Database with accurate shape visualizations. - Enter the Length of a Profile to quickly calculate the weight or board-feet. - Use Steel List and Wood List to keep track of a list of Material or calculate weights. Export to PDF or CSV. - Material Nesters that take available lengths and give you an optimized cutting layout. - Filter to find shapes by their dimensions with Pipe Search & WF Search. - Customizable Home Screen for quick access to your favorite shapes & calculators. - Find a shape using natural language dictation. HSS 6 by 6 by quarter - Steel Grating load tables and calculators. - Deflection calculators for Steel & Wood Beams

About

Construction Calculator@

Features
Read full description

Construction Calculator is a fast jobsite calculator built for contractors, carpenters, builders, remodelers, estimators, and DIY projects. Handle everyday construction math without switching between spreadsheets, notes, and manual formulas. Calculate feet, inches, fractions, metric conversions, stairs, rafters, roofing, concrete, framing, finishes, masonry, site materials, and basic bid markup from one clean app. Key features: • Feet, inches, fractions, yards, and metric conversions • Pitch, rise, run, diagonal, hip/valley, jack rafter, rake wall, and board feet tools • Stair layout with riser count, riser height, tread count, total run, and angle • Advanced triangle, circle, and arc calculators • Roofing estimates with pitch, waste, squares, and bundle counts • Wall stud, drywall, flooring, paint, block wall, fence post, gravel, and mulch calculators • Concrete slab, footing, and post hole volume calculators • Material count rounding settings • Regional presets for units, currency, and common defaults • Saved tape for keeping important results • Copy, paste, share, memory, and theme options Construction Calculator helps speed up common field math for measuring, planning, estimating, and checking quantities before ordering materials or making cuts. Use it for framing layouts, stair planning, roof math, concrete ordering, finish material estimates, site work, and quick job cost checks. Calculations are intended as helpful estimates. Always verify measurements, local building codes, engineering requirements, and supplier specifications before cutting, ordering, or building. Unlimited option available Construction Calculator offers an auto-renewing yearly with a 3-day free trial and monthly subscription. Payment will be charged to your Apple ID account at confirmation of purchase. The subscription automatically renews unless it is canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. You can manage and cancel your subscription in your App Store account settings after purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. Terms of Use: https://lxmob.com/terms-of-use 
Privacy Policy: https://lxmob.com/privacy-policy

Screenshots

SteelSolve4 screens
Construction Calculator@4 screens

Verdict

The call

The clearest difference is update cadence: SteelSolve at monthly against Construction Calculator@'s every 4 months. On price, ads, 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. SteelSolve sells 1 one-off in-app purchase and Construction Calculator@ sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

SteelSolve ships an update monthly, Construction Calculator@ every 4 months. The most recent releases landed on September 19, 2026 and September 24, 2026 respectively.

Scorecard1 real difference · 8 level
SteelSolve versus Construction Calculator@: the parameters behind the verdict, then further details
ParameterSteelSolveConstruction Calculator@
PriceFreeFree
Rating5.0 (4 ratings) — better—
Number of ratings4 — better—
Update frequencyMonthly — betterEvery 4 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size13 MB44 MB
Age rating4+4+
DeveloperHeber HarkerLxmob LLC

In-app purchases

1 purchases

SteelSolve

One-time1
  • Custom$12.99
3 purchases

Construction Calculator@

Subscriptions2
  • Construction Cal PRO$7.991 Month
  • Construction Cal PRO3 Days trial$39.991 Year
One-time1
  • Construction Cal PRO$49.99

Questions

Is SteelSolve free?
SteelSolve is free to download, with in-app purchases available.
Is Construction Calculator@ free?
Construction Calculator@ is free to download, with in-app purchases available.
Do SteelSolve or Construction Calculator@ have ads?
Neither SteelSolve nor Construction Calculator@ shows ads.
Which is updated more often, SteelSolve or Construction Calculator@?
SteelSolve ships an update monthly, and Construction Calculator@ every 4 months. Most recently, SteelSolve was updated on September 19, 2026 and Construction Calculator@ on September 24, 2026.

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