Comparison

Hammer Construction Calculator vs Builder Toolkit Pro

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

Head to head
About

Hammer Construction Calculator

This app provides advanced construction calculations, including feet-inch-fraction math and specialized tools for various trades. It also offers material takeoff and PDF quote generation, with features for jobsite planning and notes.

Highlights
  • Feet-inch-fraction math with metric conversion
  • 20 specialized trade calculators with diagrams
  • Material takeoff and PDF quote generation
  • Jobsite plans and notes with blueprint support
  • Offline functionality
  • Customizable rounding and unit support
Read full description

The construction calculator that finishes the job: feet-inch-fraction math, 20 trade calculators, and a material takeoff that turns into a professional PDF quote — all in one app. WHY PROS SWITCH TO HAMMERCALC FEET-INCH-FRACTION MATH, DONE RIGHT - Mix feet, inches, millimeters, and meters in one calculation - Tape-measure fraction strip: tap or slide to enter 1/16s faster than typing - Results in feet-inches AND metric, side by side - Custom rounding: 1/16", 1/32", 1/64", or decimal 20 TRADE CALCULATORS — EACH WITH A LIVE DIAGRAM - Framing: rafters (hip/valley/jack cut lists, birdsmouth), roof squares & flashing, wall framing with stud counts, rake walls - Stairs: rise, run, stringers — with IRC code checks built in (max riser, tread, headroom, 2R+T comfort) - Outdoor: decks, fences (incl. chain-link), concrete bags/yards/rebar, baluster spacing (4" sphere rule) - Finishes: drywall, paint, tile, flooring, siding - Layout & lumber: square footage with cutouts, board feet & cost, cut list optimizer (fewest boards, least waste), compound miter/crown, triangle & pitch, circle/arc layout - Every field label explains itself — long-press for a diagram FROM CALCULATION TO QUOTE — NO OTHER CALCULATOR DOES THIS - One tap sends any tool's material list to a project takeoff - Buy-list smarts: rounds up to lengths the yard actually sells, never orders short - Check off materials on site as you load the truck - Price book remembers what you paid last time - Add labor, markup, and tax — export a branded PDF quote with your logo - Share as PDF, CSV, or plain text PLANS & NOTES ON THE JOBSITE - Load blueprint PDFs and photos — auto-saves your page, zoom, and position - Job notes with one-tap capture of any calculation - Quick links to your building codes and span tables BUILT FOR THE FIELD - Works fully offline. No ads. No popups. No data collection. - Dark mode for early starts, haptic keys, 12 accent colors - English & Español — switch live in Settings - iPhone, iPad, and Mac PERFECT FOR Carpenters • Framers • Contractors • Remodelers • Deck builders • Estimators • Engineers • Machinists • Architects • Serious DIYers TRY IT FREE FOR 7 DAYS Full access to everything. No commitment — cancel anytime. A subscription is required after the trial. Auto-renews unless canceled 24 hours before the period ends. Manage or cancel in Settings > [Your Apple ID] > Subscriptions. Support: hammercalc@gmail.com Terms: https://www.hammerstorm.co/terms Privacy: https://www.hammerstorm.co/privacy

About

Builder Toolkit Pro

Features
Read full description

Builder Toolkit Pro — App Store Description **Builder Toolkit Pro** is a powerful offline construction companion designed for builders, civil engineers, quantity surveyors, architects, contractors, site supervisors, electricians, plumbers and mechanical professionals. From everyday material calculations to advanced estimation, structural tools, blueprint planning and project reports, Builder Toolkit Pro brings essential construction utilities together in one clean and easy-to-use app. ### Core Construction Calculators Quickly estimate quantities for: * Concrete * Bricks and blocks * Cement, sand and aggregate * Paint and putty * Tiles and flooring * Roofing sheets * Reinforcement steel * Plaster and mortar * Excavation * Foundations * Water tanks * Stairs * Area, slope and scale * Land-area conversions * Construction cost estimates ### Quantity Surveyor Toolkit Prepare practical project estimates with: * BOQ creator * Rate analysis * Quantity takeoff * Tender estimation * Material, labour and machinery costing * Overhead, profit, tax and contingency calculations ### Architect Toolkit Plan and evaluate building spaces using: * Room planner * Floor Area Ratio and FSI calculator * Ground coverage calculation * Parking calculations * Lighting calculations * Door and window schedules * Room finish estimates ### Structural Engineering Toolkit Access preliminary structural utilities including: * Beam load calculator * Column load calculator * Slab calculations * Footing calculations * Retaining-wall tools * Earth-pressure calculations * Wind-load estimates * Seismic base-shear estimates ### Electrical Toolkit Useful electrical planning tools include: * Cable sizing * Voltage-drop calculation * Electrical load calculation * Breaker selection ### Plumbing Toolkit Estimate common plumbing requirements with: * Pipe sizing * Water-flow calculation * Pump calculation * Septic-tank sizing ### Mechanical Toolkit Perform practical mechanical calculations for: * Welding * Bolt torque * Bearings * Pipe weight * Pressure-vessel utilities ### Blueprint Pro Create and manage simple building layouts with: * 2D blueprint preview * Interactive room positioning * Drag-and-drop room editing * Manual dimension and position controls * Room locking * Automatic layout arrangement * 3D plan preview * Saved blueprint plans * PDF export * Blueprint image export * JSON project export ### Project and Material Management Keep your construction work organized with: * Project records * Saved calculations * Material library * Inventory and consumption tracking * Supplier and purchase information * Cost-control tools * Budget-versus-actual tracking * Calculation history * Favorites and recent tools ### Professional Reports Create and share reports containing: * BOQ summaries * Rate analyses * Quantity takeoffs * Tender estimates * Room calculations * Project information * PDF-ready results ### Built for Offline Use Builder Toolkit Pro is designed to remain useful at construction sites where internet access may be unavailable. * No login required for core features * Calculations work offline * Data is stored locally on your device * Fast access to saved projects and tools * Optimized for both iPhone and iPad Whether you are preparing an estimate, checking material quantities, planning a room, reviewing structural loads or managing site records, **Builder Toolkit Pro helps you build smarter, calculate faster and stay organized.** **Important:** Results are intended for estimation and preliminary planning. Structural, electrical, plumbing and mechanical designs should always be reviewed by a qualified professional and checked against applicable local standards and regulations.

Screenshots

Hammer Construction Calculator3 screens
Builder Toolkit Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: Builder Toolkit Pro at none against Hammer Construction Calculator's 2. On price, ads, device support and iOS requirement 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. Hammer Construction Calculator sells 2 in-app purchases, starting at $3.99 per month. Builder Toolkit Pro asks for nothing beyond the download.

Scorecard1 real difference · 9 level
Hammer Construction Calculator versus Builder Toolkit Pro: the parameters behind the verdict, then further details
ParameterHammer Construction CalculatorBuilder Toolkit Pro
PriceFreeFree
Rating3.0 (3 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 6 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS16.0 — better17.0
Further details — not scored
Size39 MB7 MB
Age rating4+4+
Developergarrett hiebertArun Soundarrajan

In-app purchases

2 purchases

Hammer Construction Calculator

Subscriptions2
  • HammerCalc Monthly7 Days trial$3.991 Month
  • HammerCalc Yearly7 Days trial$24.991 Year
None

Builder Toolkit Pro

No in-app purchases

Questions

Is Hammer Construction Calculator free?
Hammer Construction Calculator is free to download, with in-app purchases available.
Is Builder Toolkit Pro free?
Builder Toolkit Pro is free to download, with no in-app purchases.
Do Hammer Construction Calculator or Builder Toolkit Pro have ads?
Neither Hammer Construction Calculator nor Builder Toolkit Pro shows ads.

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