{"product_id":"shed-builder-pro-v3-offline-construction-calculator-app","title":"Shed Builder Pro v3 — Offline Construction Calculator App","description":"\u003cp\u003e\u003cstrong\u003eSeventeen screens. Thirteen calculators. Zero internet required.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eShed Builder Pro is a complete construction calculator suite in a single file. Open it on your phone at the lumber yard, your tablet in the shop, or your laptop at the kitchen table — it runs in any browser, works 100% offline, and never asks for an account, a login, or a signal.\u003c\/p\u003e\u003ch3\u003eRoof Framing — Every Common Style\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGable, Hip, Gambrel, and Mono\/Skillion rafter calculators\u003c\/li\u003e\n\u003cli\u003eDormer framing and rake wall layout\u003c\/li\u003e\n\u003cli\u003ePitch tables, rafter lengths, ridge and overhang math done for you\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eStructure \u0026amp; Framing\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloor joist span checker\u003c\/strong\u003e — referenced to conservative published IRC Table R502.3.1(2) values (DF #2, 40\/10 psf, L\/360), with instant pass\/fail and safety margin readout\u003c\/li\u003e\n\u003cli\u003eWall framing and stud layout with door \u0026amp; window openings\u003c\/li\u003e\n\u003cli\u003eHeader sizing, rough opening calculator, footing estimator, and stair layout\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFull Materials Breakdown\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOne-tap lumber list: studs, plates, rafters, ridge, sheathing, and concrete\u003c\/li\u003e\n\u003cli\u003eFloor joists \u003cstrong\u003eauto-sized to your shed width\u003c\/strong\u003e from the same span table — with a clear warning when a span needs engineered solutions instead\u003c\/li\u003e\n\u003cli\u003eBuilt-in waste factor so your shopping list matches reality\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eBuilt for the Job Site\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFive visual themes including two colorblind-accessible modes, plus dark\/light\/auto\u003c\/li\u003e\n\u003cli\u003eBig-thumb mobile interface with feet\/inch toggles on every input\u003c\/li\u003e\n\u003cli\u003eRemembers your numbers between sessions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHow It Works\u003c\/h3\u003e\u003cp\u003eInstant download after purchase. One HTML file — save it, open it, build. No installation, no app store, no subscription. Yours forever, updates-proof, works in a dead zone.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eYour purchase includes a one-time license code\u003c\/strong\u003e, emailed to you along with your download link. Enter it once when the app first opens and it stays unlocked — after that it runs fully offline, on every device you own.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eAll structural outputs are general estimates based on widely published industry standards and are provided for planning purposes. Always verify with your local building department for your soil, snow load, wind load, lumber species, and code requirements before you build.\u003c\/em\u003e\u003c\/p\u003e","brand":"Mr. Everyman Tools","offers":[{"title":"Default Title","offer_id":48547874865344,"sku":"DIGITAL-SHEDBUILDER-PRO-V31","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/5556\/0384\/files\/0001-150253263309519257.png?v=1783284981","url":"https:\/\/mreverymanshop.com\/products\/shed-builder-pro-v3-offline-construction-calculator-app","provider":"MrEveryman Shop","version":"1.0","type":"link"}