Carpentry Formulator vs ShareMyToolbox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
ShareMyToolbox
This app helps mobile field teams manage and share tools efficiently. It allows for easy cataloging, searching, and tracking of tools to prevent loss, theft, and duplicate purchases. Features include barcode scanning, borrowing workflows, and advanced options like GPS tracking and robust reporting for business users.
- Create detailed tool catalog
- Search and find tools
- Barcode and QR code scanning
- Manage tool borrowing and lending
- GPS location on scans (Business)
- Web portal with reporting (Business)
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Know where your tools are. Know who has them. Keep your business moving. ShareMyToolbox is a simple way to organize and manage your tool inventory, equipment, and other assets your business depends on every day. Built for contractors and field teams, ShareMyToolbox gives everyone better visibility into what you have, where it is, who’s responsible for it, and what needs attention. 10+ YEARS OF EXPERIENCE. AN ALL-NEW APP. We’ve spent more than a decade helping businesses keep track of the tools and equipment that keep work moving. We took everything we’ve learned and used it to build ShareMyToolbox 3.0 from the ground up. The result is a modern mobile experience designed around how people actually work in the field. Finding an item. Scanning it. Borrowing it. Returning it. Transferring it. Getting it where it needs to go. It all feels familiar—just more intuitive and easier to navigate. Simple by design. SCAN TO GET THINGS DONE The new ShareMyToolbox scanner turns barcodes and QR codes into shortcuts for getting work done. Scan an item to instantly identify it, see relevant information, and take available actions. ShareMyToolbox can even recognize when an item has an open task requiring your attention and help you move directly from scanning to action. Borrow it. Return it. Transfer it. Take care of what needs to happen next. KNOW WHERE EVERYTHING STANDS Quickly search your tool inventory and equipment from the field. See what’s available, what’s assigned, who has it, and where it’s located without calling the office or searching the jobsite. MAKE OWNERSHIP EASIER Assign tools and equipment to employees, crews, jobsites, vehicles, warehouses, and other locations. Give your team the visibility they need to know what they’re responsible for and where things belong. Better visibility makes accountability part of the way work gets done—not another process to manage. KEEP EVERYTHING IN ITS PLACE Create an accurate tool and equipment inventory your business can count on. Organize tools, equipment, consumables, and other assets across people, warehouses, trucks, and jobsites so your team can spend less time searching, answering questions, and wondering where things went. KEEP WORK MOVING ShareMyToolbox helps your team: • Track tools, equipment, and assets • Manage your tool and equipment inventory • Scan barcodes and QR codes • Borrow, return, and transfer items • Assign tools to employees and crews • Organize items across warehouses, jobsites, vehicles, and other locations • Search and find tools from the field • Track consumables and quantities • Schedule and complete audits • Manage maintenance and other tasks • Capture GPS location when items are scanned • Access important information from Home Screen widgets • Manage inventory from the field or office BUILT FOR THE PEOPLE WHO BUILD ShareMyToolbox is designed for businesses where tools and equipment move between people and places every day. From construction and the skilled trades to maintenance and service operations, we help businesses keep their tool inventory organized and their teams accountable. ShareMyToolbox is used across construction, electrical, HVAC, plumbing, mechanical, utilities, oil and gas, manufacturing, equipment rental, facilities, maintenance, service, and other field operations. You don’t need more complicated software. You need a simple system your team will actually use. START SIMPLE. GROW WHEN YOU’RE READY. Get started with ShareMyToolbox Starter to manage up to 100 items with up to 3 employees and 10 virtual assignments. Business plans add unlimited items, additional users, a web portal, locations, consumables, audits, reporting, data import and export, costing, and more. Running a business will never be simple. Managing the assets that keep it moving should be. TOOL TRACKING MADE SIMPLE.® Stop wondering. Start knowing.
Screenshots
Verdict
The clearest difference is review sentiment: ShareMyToolbox at 85% against Carpentry Formulator's 25%. ShareMyToolbox also leads on rating (4.8 vs 3.8) and in-app purchases (none vs 1). 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
Both are free to download. Carpentry Formulator sells 1 one-off in-app purchase. ShareMyToolbox asks for nothing beyond the download.
ShareMyToolbox holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: ShareMyToolbox has 297 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 85% of ShareMyToolbox's.
Carpentry Formulator ships an update every 2 months, ShareMyToolbox fortnightly. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.
| Parameter | Carpentry Formulator | ShareMyToolbox |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) | 4.8 (297 ratings) — better |
| Positive reviews | 25.0% of reviews | 84.5% of reviews — better |
| Number of ratings | 4 | 297 — better |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.6 | 17.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Historycentral.com | ShareMyToolbox, LLC |
Customer experience
Carpentry Formulator
ShareMyToolbox
Bugs and requests
Carpentry Formulator
Not enough reviews yet to summarise bugs or requests.
ShareMyToolbox
Reported bugs
10 issues- App crashes when taking photos of tools
- Registration email not sending
- App fails to load and shows error codes repeatedly
- Screen strobing and update hanging
- Password management system not recognized
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- CSV import not functioning
- iPad screen rotation not supported
- Unexpected logout requiring re-authentication
- Account deletion throws error
- Navigation back button goes through multiple screens
Requested features
11 requests- Bulk import/CSV upload functionality
- Quantity tracking for duplicate tools
- Tool repair and maintenance logging
- Loan tools to non-members without app installation
- Mass audit function for multiple users
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- Location-based inventory system (property, building, drawer)
- Multiple photo uploads at once
- Drag and drop functionality
- Hour meter notes display with equipment
- Copy tool listings with serial number changes
- Lower user addition costs
In-app purchases
Carpentry Formulator
- Professional Features$2.99
ShareMyToolbox
No in-app purchases
Questions
Is Carpentry Formulator free?
Is ShareMyToolbox free?
Which has better reviews, Carpentry Formulator or ShareMyToolbox?
Do Carpentry Formulator or ShareMyToolbox have ads?
Which is updated more often, Carpentry Formulator or ShareMyToolbox?
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