Framing Calc: Rafter & Stairs
witty apps Tools
Construction calculator: rafters, stairs, studs, concrete. One-time Pro.
- Downloads
- 10+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Aug 2
- 2026 · v1.2.1
Screenshots
About Framing Calc: Rafter & Stairs
Framing Calc is a construction calculator built for carpenters, framers, and builders.
Rafters, hips and jacks, stairs, stud counts, concrete, blocks, roof area, and board feet - in feet, inches, and fractions, the way your tape reads. One-time purchase for Pro. No ads. No subscription.
- Common rafters: length, plumb cut, bird's mouth from pitch
- Hip/valley and jack rafters
- Stair stringers: rise, run, and step layout
- Stud counts at 16" or 24" o.c.
- Concrete volume, block counts, roof area, board feet
- Triangle / pitch solver
- Fraction-first input and results to 1/16"
Built to replace subscription construction calculators with honest one-time pricing.
Use it as a framing calculator, rafter calculator, stair calculator, or general construction calculator - for roof framing, deck building, stair layout, and estimating.
Rafters, hips and jacks, stairs, stud counts, concrete, blocks, roof area, and board feet - in feet, inches, and fractions, the way your tape reads. One-time purchase for Pro. No ads. No subscription.
- Common rafters: length, plumb cut, bird's mouth from pitch
- Hip/valley and jack rafters
- Stair stringers: rise, run, and step layout
- Stud counts at 16" or 24" o.c.
- Concrete volume, block counts, roof area, board feet
- Triangle / pitch solver
- Fraction-first input and results to 1/16"
Built to replace subscription construction calculators with honest one-time pricing.
Use it as a framing calculator, rafter calculator, stair calculator, or general construction calculator - for roof framing, deck building, stair layout, and estimating.
What’s new
Version 1.2.1 · Updated August 2, 2026
Stability and reliability improvements.
Alternatives to Framing Calc: Rafter & Stairs
Looking for apps like Framing Calc: Rafter & Stairs? Here are 6 similar Android apps on Google Play. All of them are free to download.
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| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| Framing Calc: Rafter & Stairs | – | Free | 10+ | Aug 2, 2026 | |
| Scoreboard: Score Keeper | – | Free | 100+ | Oct 26, 2026 | Compare |
| Golf Tracer: Ball Flight | – | Free | 100+ | – | Compare |
| Pain Diary: Body Tracker | – | Free | 50+ | – | Compare |
| Conduit Bender: Bend Calc | – | Free | 100+ | Aug 5, 2026 | Compare |
| Punch List - Site Report | – | Free | 100+ | Oct 26, 2026 | Compare |
| Desktop Micro-Factory | – | Free | 0+ | – | Compare |
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