The Chippy Calc vs MasterBuilder Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Chippy Calc
This app provides carpenters, builders, and DIYers with precise, visual construction calculations. It offers specialized tools for stairs, decks, rafters, and more, with support for both metric and imperial units. All calculations can be saved and accessed offline.
- Visual results with scaled diagrams
- Metric and imperial unit support
- Offline functionality
- 14+ specialized construction calculators
- Stair, deck, and rafter calculations
- Linear cut list optimization
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The Chippy Calc helps carpenters, builders, and DIYers work faster with precise, visual calculations. See measurements clearly on screen, switch seamlessly between metric and imperial, and keep your work saved for later — even when you are offline. Built by a qualified carpenter in Melbourne, the app focuses on real site workflows. Calculations are paired with scaled diagrams so you can verify inputs at a glance and reduce mistakes. Key capabilities: - Visual results alongside every calculation - Universal units with metric and imperial support - Works fully offline for on-site use - 17+ specialized calculators designed for construction tasks Popular calculators include: - Stair calculator for rise/run, step count, and stringer details - Decking calculator for boards, picture frames, overhangs, fascia, and screws - Rafter calculator for lengths, plumb/seat cuts, tails, and pitch for gable and skillion - Housed stringers for stopped or through housings with detailed set-out diagrams - Arc calculator for radius, diameter, chord, rise, arc length, and wall offsets - Slope and fall for gradients, ratios, levels, and drainage runs - Balustrade spacing for compliant gaps and end margins - Even spacing to distribute items with equal end gaps or center options - Linear cut list to optimize stock lengths and reduce waste - Right angle and oblique triangle solvers - Slab and concrete for holes, piers, slabs, and beams - Raked walls for precise stud lengths on sloped walls Who it is for: - Carpenters and tradies who need reliable, fast results - Builders, site supervisors, apprentices, and DIY homeowners Support: - Help guides are included for each calculator - Contact: support@thechippycalc.com - Privacy: https://thechippycalc.com/privacy Build smarter. Calculate faster. See your measurements clearly with The Chippy Calc. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
MasterBuilder Pro
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The all-in-one construction calculator built for Australian tradies. MasterBuilder Pro gives you 55 professional calculators across 8 trades — Carpentry, Electrical, Plumbing, Concreting, Roofing, Bricklaying, Plastering, and Landscaping. Every calculator follows Australian Standards (AS/NZS) and the National Construction Code (NCC 2025). CALCULATE FAST ON SITE - Deck, stair, timber span, roof truss, pergola and more - Cable sizing, voltage drop, max demand, solar estimator - Pipe sizing, drainage fall, hot water, gas pipe, rainwater tank - Concrete slab, footings, steps, stumps, mix ratios - Roof area, tiles, metal sheets, battens, gutters, insulation - Brick walls, block walls, mortar, lintels, retaining walls - Plasterboard, render, cornice, skim coat, wall insulation - Paving, fencing, turf, soil, retaining walls, irrigation GENERATE PROFESSIONAL QUOTES - PDF quotes with your business name, ABN, licence, and insurance - Quote or Estimate toggle with legally correct wording - State-specific deposit caps (NSW, VIC, QLD, SA, WA, TAS) - Client signature line, terms and conditions, cooling-off notice - Combine multiple calculations into one project quote COMPARE PRICES INSTANTLY - Search major Australian hardware stores - See the cheapest price across multiple retailers - Barcode scanner for quick product lookup AI-POWERED VISUALISATION - Take a photo of any room or job site - Describe changes — new flooring, lighting, paint colours - See a photorealistic preview before you start work BUILT FOR AUSTRALIAN TRADIES - 348 default material prices from Australian suppliers - NCC 2025 and AS/NZS compliance checks on every calculation - Voice calculator with unit conversions - Save projects, track favourites, view calculation history - Works offline — all calculators run on your device Free to try with 3 calculators. Upgrade to Pro to unlock all 55 calculators, pricing, quotes, Compare, and Imagine. Terms of Use: https://masterbuilderprodev.github.io/masterbuilder-pro/terms.html Privacy Policy: https://masterbuilderprodev.github.io/masterbuilder-pro/privacy.html
Screenshots
Verdict
The Chippy Calc and MasterBuilder Pro are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. The Chippy Calc sells 3 in-app purchases, starting at $3.99 per month and MasterBuilder Pro sells 3 in-app purchases, starting at $9.00 per month. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 9, 2026 and September 30, 2026 respectively.
| Parameter | The Chippy Calc | MasterBuilder Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 76 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | Vike Digital Pty Ltd | Harrison Habib |
In-app purchases
The Chippy Calc
- Monthly3 Days trial$3.991 Month
- Annually$19.991 Year
- Lifetime Premium Access$79.99
MasterBuilder Pro
- MasterBuilder Pro Monthly$9.001 Month
- Annual3 Days trial$89.991 Year
- Lifetime$199.99
Questions
Is The Chippy Calc free?
Is MasterBuilder Pro free?
Do The Chippy Calc or MasterBuilder Pro have ads?
Which is updated more often, The Chippy Calc or MasterBuilder Pro?
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