Apps Like ACCA DuctWheel for iPhone and iPad
HVAC duct sizing the easy way.
The app provides HVAC duct sizing using ACCA's Manual D, the ANSI standard for residential duct design. It offers features like zooming, locking the wheel, and taking snapshots for reference.
ACCA DuctWheel screenshots
Ranked alternatives
Showing 121–140 of 1,000 ranked alternatives.



Transformer Calc 2
Snappy Appz Inc.
Calculate transformers on the fly
Allows users to perform electrical calculations for sizing, overcurrent, wire, and conduit. It supports 2017 NEC and 2021 CEC codes for US and Canada.

Electrical Converter
V PUGAZHENTHI
Convert units, calculate values, switch categories
Convert units across 16 categories with 173 units and 2162 conversions. Perform calculations for field strength, resistance, capacitance, and more. Access 62 calculators via in- purchase.


Time Clock Helper
Ducky Planet LLC
Track and calculate work hours
Track work hours using a card interface. Input times via scroll wheel or manual entry. Adjust fields with keyboard or swipe navigation. Save and review entries for daily work calculations.

Dev Utils
Ryan Fielder
Stay updated with new releases and betas
Stay up-to-date with iOS, iPadOS, watchOS, and tvOS betas and releases. Check Xcode release notes, macOS requirements, and included SDKs. Receive notifications for new versions and beta updates.

Refrigeration.AI
Craig Allen Ward Jr
Optimize refrigeration systems with AI
Provide detailed guidance on system sizing and equipment specifications. Access a comprehensive library of manuals and regulations. Offer step-by-step instructions for safety procedures and system maintenance.



Electrical Engineering Pack
V PUGAZHENTHI
Calculate values instantly
Perform calculations including resistor color code analysis, transformer voltage and current computations, and voltage, current, resistance, and power determinations. Include upgraded voltage drop calculations compliant with NEC/IEEE standards.

Ring Sizer – Size Measurement
ITincubator UAB
Measure accurately and save your results
Measure using a paperclip or ruler with step-by-step instructions. Select regional standards for US, UK, EU, and other regions. Save and share results.

CalcEngineer
Justin Bush
Calculate CFM, size compressors, analyze pressure drops
Calculate CFM requirements for air actuators with real-time results. Size compressors and air receiver tanks based on system needs. Analyze pressure drops and optimize pneumatic systems with engineering-grade calculations.



Mogul System
Justin Nalls
Manage sales, track leads, and grow
Manage leads with landing pages, surveys, and forms. Schedule appointments via calendars and inbound phone systems. Access a full suite of tools for funeral homes, preneed agencies, and churches. Track sales and marketing activities in one platform.

TLV ToolBox
TLV CO.,LTD.
Calculate steam and control valves on
Turn your mobile device into a portable steam calculation tool. Access steam tables for saturated and superheated steam. Calculate pipe sizing for steam and condensate. Perform heating calculations and determine Cv and Kv values.

Fan Spec Performance
Muralidhar Shenoy
Evaluate fan specs and calculate duct
Evaluate fan specifications based on flow rate, static pressure, shaft power, and efficiency. Calculate average duct velocity, pressure loss, and leakage rates. Create and save multiple fan-duct system applications for analysis and review.

AutoDens
Optobyte AG
Calculate air density in real time
Calculates air density, relative humidity, and air pressure automatically. Displays geographic position, temperature, dewpoint, elevation, and barometric pressure. Supports airport and manual input modes.

Energy Cost Calculator
V PUGAZHENTHI
Calculate use and per device
Calculate consumption and operating costs for electrical devices. Enter power consumption, daily usage time, and electricity rate. View daily, monthly, and yearly use and analysis. Optional peak load calculation for demand charges.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.