# Chippy Boss: Carpentry Calc — Stairs, Framing, Decks, Jobs + > Stairs, Framing, Decks, Jobs + (iPhone/iPad app by Nicholas Straughan.) - Source: https://appshunter.io/ios/app/chippy-boss-carpentry-calc/id6772360176 (this page in markdown: same URL + `.md`) - Developer: [Nicholas Straughan](https://appshunter.io/developer/6772360178) - Category: Utilities, Productivity - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 15.0 · 39 MB - Languages: American English - Released: 2026-07-28 - Data updated: 2026-10-25 ## What is Chippy Boss? Chippy Boss is the all-in-one toolbox for carpenters and serious DIYers. Built by chippies, for chippies. From stair layouts and wall framing to job tracking and cut lists, Chippy Boss helps you work faster, stay organised and avoid costly mistakes on site. CARPENTRY CALCULATORS • Stair calculator - tread & riser thickness, nosing, floor finish thickness & more. We support both open and closed stringers, and a full stringer template is displayed for easy set out. • Wall framing - straight & raked walls, intersecting walls, double studs, full cut lists, reversible layout direction, stud spacing, long- & short-point cuts • Concrete - slabs, footings & piers with multi-segment support • Cut-list optimiser - get the best use of your sheets with multiple parts to cut • Deck gaps - calculate board gaps and get set out measurements fast • Shiplap / flooring layout - set out boards with expansion gaps every X boards • Triangle calculator & check-for-square measurements • Running measurements with voice recording & read-aloud • Digital spirit level • Live diagrams you can pan, zoom and expand --- ON-SITE WORKFLOW • Jobs Hub - save calculations against any job, with client details & notes • Time tracking - log hours & tasks against every job • Works fully offline - syncs automatically when you’re back online • Metric & Imperial support throughout, including fractional inches --- CHIPPY SUBSCRIPTION (Paid) Unlock every calculator and advanced feature: • Cut-list optimiser • Wall framing • Running measurements (with read-aloud & voice recording) • Stair calculator • Shiplap / flooring layout • Deck gaps • Concrete calculator • Triangle calculator • Digital spirit level Plus: • Unlimited saved jobs & clients • Log hours • Save calculations to jobs • Save notes to jobs --- FREE (Apprentice Tier) Includes: • Running measurements (basic) • Triangle calculator • Digital spirit level • Basic concrete volumes • Basic wall framing • Log hours for one saved job --- • Chippy Monthly - cancel anytime • Chippy Yearly - save approximately 17%, cancel anytime --- Free Trial - Enjoy full access to every feature free for 14 days Cancel anytime before your trial ends to avoid charges. Local pricing is shown at checkout. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current subscription period. You can manage or cancel your subscription anytime in Settings → Apple ID → Subscriptions. --- Privacy first No ads No tracking pixels No selling your data Privacy Policy: https://chippyboss.com/privacy Terms of Use (EULA): https://app.chippyboss.com/terms ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Chippy Boss - Monthly | $2.99 | per month | | Chippy Boss - Yearly | $29.99 | per year | ## Is Chippy Boss safe? Not enough ratings yet to assess Chippy Boss. ## Is Chippy Boss legit? Chippy Boss: Carpentry Calc has limited verification signals. The AppsHunter Legitimacy Score for Chippy Boss is 58 out of 100 points across 7 verification signals from App Store and developer data. ## Version history (last 5 releases) ### 2.8.9 — 2026-10-24 Stair calculator now supports both open and housed (closed) stringers, including a top horn option for housed stringers. View a stringer template tailored to your stairs, with detailed set-out measurements. Recommended riser counts and going per tread help you plan your stair layout. Improved Running Measurements tabs and clearer spacing inputs. Improved reliability when opening jobs and notes with weak or no signal. ### 2.8.8 — 2026-10-24 Stair calculator now supports closed as well as open stringers, with additional horn overhang. Fully supported with a stringer template diagram for your specific stairs. Auto suggestions for number of risers and length of treads. Other improvements to running measurements and job tracking. ### 2.8.6 — 2026-10-06 Digital level visuals improved, job tracking time entry tweaked, off line syncing improvements. ### 2.8.4 — 2026-09-14 Cut List Optimiser now supports multiple stock sheet sizes. Running Measurements has a clearer layout and easier solve options. Help Mode resets between tools. Digital Level marker is larger and easier to read near zero. Wall Framing now includes noggins in total timber count. Subscription and offline reliability improvements. ### 2.8.3 — 2026-08-16 Faster, smoother, and clearer on site. • Digital Level - bigger, easier to read tilt marker, sharper readings near level and plumb, and much smoother tracking. • Wall Framing - improved stud and block set-out at wall intersections. • Log Hours - clearer break (mins) label, tap a row to edit, and a safer delete confirmation. • Cut List - the Calculate button now shows progress so you know it's working. • Help Mode - tap the help button on any calculator for plain- nglish guidance on every field. • Results now dim when you change an input, so you never read an out-of-date result. • General performance, layout and stability fixes across the toolbox. • Instant upgrades - when you start a trial or subscribe, your Chippy features unlock straight away, no waiting or restarting. ## Apps similar to Chippy Boss | App | Rating | Price | Category | | --- | --- | --- | --- | | [Story Pole: Feet Inch Stairs](https://appshunter.io/ios/app/story-pole-feet-inch-stairs/id6795585219) | — | Free | Utilities | | [LiTime Solar](https://appshunter.io/ios/app/litime-solar/id6451349228) | 2.7 (12) | Free | Utilities | | [Construction Calculator: Pro²](https://appshunter.io/ios/app/construction-calculator-pro/id6753908597) | 4.8 (24) | Free | Utilities | | [Watts Amps Volts Calculator](https://appshunter.io/ios/app/watts-amps-volts-calculator/id450813841) | 4.5 (52) | Free | Utilities | | [Stair Calculator: Construction](https://appshunter.io/ios/app/stair-calculator-construction/id1493037366) | 4.1 (740) | Free | Utilities | | [Speaker Cleaner: Water & Dust](https://appshunter.io/ios/app/speaker-cleaner-water-and-dust/id6758201289) | 4.3 (182) | Free | Utilities | ## Related topics [free carpentry calculator](https://appshunter.io/ios/topics/free-carpentry-calculator) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-25.*