---
title: "Rafter Tools+ — App Overview"
url: https://marlvel.ai/apps/com-raftertools-rt-plus
category: Business
developer: Sim Ayers
platforms: ios
rating: 2.7 (7 ratings)
pricing: paid
report_level: overview
generated: 2026-04-28
last_verified: "2026-04-28T10:47:44.001Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This is a niche technical tool for master carpenters that prioritizes complex geometric precision over general-purpose construction math.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Business |
| Rating | 2.7 ★ (7) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 2.1 |
| Developer | Sim Ayers |

<!-- SECTION: Summary -->
## What is Rafter Tools+?

Rafter Tools+ is a specialized roof framing calculator designed for professional carpenters to determine complex angles and dimensions beyond standard construction calculators. It provides precise calculations for hip rafter plumb line shifts, witches cuts, and various polygonal roof structures. The app is notable for its ability to handle irregular hip roofs and specific ridge or hip rafter width deductions.

<!-- SECTION: Key Features -->
## Key Features

- **Hip Rafter Plumb Line Shift**: Calculates precise shift dimensions for laying out hip rafters on both equal-pitched and irregular roofs.
- **Witches Cut Calculation**: Enables precise layout of square tail fascia cuts using hip rafter plumb line shift data.
- **Polygonal Roof Support**: Calculates framing requirements for pentagonal, hexagonal, and octagonal roof structures.
- **Width Deduction Logic**: Automatically accounts for ridge and hip rafter width deductions during length calculations.

<!-- SECTION: Target Audience -->
## Who is it for?

Professional carpenters and roof framers requiring advanced geometric calculations for complex roof layouts.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/rafter-tools/id689788839?uo=2)
- [Full Intelligence Report](https://marlvel.ai/apps/com-raftertools-rt-plus)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/com-raftertools-rt-plus).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*