Water BoD-I-Y Calculator
water body calculator
Free · Designed for iPad
Calculate rainwater collection, tank capacity, and water storage for your property. Perfect for homesteaders, gardeners, and water conservation.
Transform your water management with professional-grade calculations in your pocket.
Whether you're planning rainwater harvesting, sizing cisterns, or designing water retention systems, Water Body Calculator provides accurate, easy-to-use tools for all your water storage needs
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Perfect for:
Homesteaders and off-grid living
Gardeners and farmers planning irrigation
Property owners designing water systems
Students learning hydrology and engineering
Anyone interested in water conservation
8 Essential Calculators:
Rain Catchment Calculator - Calculate water collection from roofs and surfaces with support for rectangular, triangular, and circular catchment areas.
Cistern Sizing Calculator - Determine the right storage capacity for storm events or drought periods based on your household needs.
Tank Capacity Calculator - Calculate storage volume for cylindrical and rectangular tanks with effective height considerations.
Water Pressure Calculator - Determine gravity-fed water pressure and calculate water weight for structural planning.
Embankment Calculator - Design earth embankments for ponds and water retention structures with proper slope ratios.
Slope Calculator - Calculate slope percentage, angle, and ratio for land assessment and drainage planning.
Soil Type Calculator - Identify your soil type using USDA classifications to optimize water retention strategies.
Acre-Feet Calculator - Calculate large-scale water volumes for ponds, reservoirs, and irrigation planning. Now includes urban lot support with length×width and square footage inputs.
Key Features:
Imperial and metric unit support
Professional engineering formulas
Comprehensive runoff coefficient guide
Share calculations between tools
Clean, intuitive interface
Works offline - no internet required
Regular updates with new features
Use Cases:
Size rainwater collection systems
Plan cistern and tank installations
Calculate pond and reservoir volumes
Design gravity-fed irrigation systems
Assess property drainage needs
Educational hydrology projects
Built by water management professionals for real-world applications. All calculations use industry-standard formulas and conversion factors trusted by engineers and hydrologists.
Start optimizing your water systems today!
added spacing for top bar. fixed back button.
The developer, thewater.dev, 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 Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- FarmHopLife Inc
- Size
- 16 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2025 FarmHopLife Inc