Slope Calculator & Tools
Roof Pitch, Ramp & Stair Calc
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
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.
Ratings & Reviews
Bug fixes and performance improvements.
The developer, Do Tri, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Location
- Usage Data
- Diagnostics
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Do Tri
- Size
- 6.7 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.6 or later.
- iPhone
Requires iOS 17.6 or later. - iPad
Requires iPadOS 17.6 or later. - Mac
Requires macOS 14.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.3 or later.
- iPhone
- Languages
English and 4 more
- English, German, Japanese, Portuguese, Spanish
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Pro Upgrade $5.99
- Copyright
- © VnMobileSolutions Inc.