# Slope Calculator & Tools — Roof Pitch, Ramp & Stair Calc

> Construction calculator for slopes, roof pitch, stairs, ramps, grading, and geometry. (iPhone/iPad app by Do Tri.)

- Source: https://appshunter.io/ios/app/slope-calculator-and-tools/id6767999229 (this page in markdown: same URL + `.md`)
- Developer: [Do Tri](https://appshunter.io/developer/846531282)
- Category: Utilities, Productivity
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 17.6 · 6 MB
- Languages: American English, German (Germany), Japanese, Brazilian Portuguese, Mexican Spanish
- Released: 2026-05-13
- Data updated: 2026-08-19
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/slope-calculator-and-tools/id6767999229/reviews.md

## What is Slope Calculator & Tools?

Slope Calculator & Tools is a professional construction calculator for slopes, roof pitch, stairs, ramps, grading, and geometry.
Built for contractors, builders, roofers, carpenters, engineers, DIY projects, and construction work.

FEATURES

• Slope Calculator
Calculate rise, run, angle, grade %, and slope length instantly with live diagrams.

• Roof Pitch Calculator
Calculate roof pitch, roof angle, slope %, rafter length, and roof area.

• Stair Calculator
Plan stairs with total rise, tread depth, stair angle, stringer length, and comfort analysis.

• Ramp Calculator
Calculate ADA ramp slope, angle, and ramp length with compliance checks.

• Grade Calculator
Road, drainage, and site grading calculations.

• Triangle Solver
Solve triangles using SSS, SAS, and ASA methods.

• Unit Converter
Convert between mm, cm, m, in, ft, and more.

• Feet-Inch Converter
Quickly convert feet & inches into decimal values.

• Cut & Fill Calculator
Estimate earthworks and excavation volume.

• Saved Projects
Save calculations and access recent results anytime.

DESIGNED FOR

• Roofing
• Carpentry
• Construction
• Architecture
• Engineering
• Surveying
• DIY & home improvement

KEY FEATURES

• Live geometry diagrams
• Fast and accurate calculations
• Clean professional interface
• Dark mode optimized
• Save and organize projects
• Quick presets for common slopes and roof pitches
• Supports imperial and metric units

Whether you are building stairs, calculating roof pitch, designing ramps, or checking site grades, Slope Calculator & Tools helps you work faster and more accurately.

## Key features

- Slope calculation with live diagrams
- Roof pitch and area calculation
- Stair planning and comfort analysis
- ADA ramp compliance checks
- Grade and triangle solving
- Unit and feet-inch conversion
- Cut & fill volume estimation
- Save and organize projects

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Pro Upgrade | $5.99 | one-time |



## Frequently asked questions about Slope Calculator & Tools

### What is Slope Calculator & Tools used for?

Slope Calculator & Tools is a professional construction calculator designed for calculating slopes, roof pitch, stairs, ramps, grading, and geometry. It helps users work faster and more accurately on various construction and DIY projects.

### Does Slope Calculator & Tools have ads?

Yes, Slope Calculator & Tools contains advertisements. This is common for free utility applications that offer extensive features.

### What devices is Slope Calculator & Tools available on?

Slope Calculator & Tools is available on iPhone and iPad devices. It is designed to be compatible with Apple's mobile operating systems.

### How accurate are the calculations in Slope Calculator & Tools?

The app is designed for fast and accurate calculations, providing precise measurements for slopes, roof pitch, stairs, ramps, and grading. It aims to be a reliable tool for professional construction work.

### Can I save my calculations with Slope Calculator & Tools?

Yes, Slope Calculator & Tools allows you to save your calculations and access recent results anytime. This feature helps in organizing and revisiting your projects.

### What units does Slope Calculator & Tools support?

Slope Calculator & Tools supports both imperial and metric units, including mm, cm, m, in, and ft. It also features a dedicated feet-inch converter to decimal values.

### What is the age rating for Slope Calculator & Tools?

Slope Calculator & Tools has an age rating of 4+. This indicates it is suitable for users of all ages, with no mature content.

### How often is Slope Calculator & Tools updated?

The latest version of Slope Calculator & Tools was released on June 28, 2026. While specific update frequency isn't detailed, this indicates ongoing development and support for the application.

## Version history (last 2 releases)

### 1.1 — 2026-06-28

Bug fixes and performance improvements.

### 1.0 — 2026-05-13

No release notes.

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All apps by Do Tri: https://appshunter.io/developer/846531282

## Related topics

[slope calculator & tools](https://appshunter.io/ios/topics/slope-calculator-tools)

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*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 2026-08-19.*