SwiftSize app icon

Apps Like SwiftSize for iPhone and iPad

Calculate HVAC load and generate PDF report

HVAC load calculator Measure home exposures on-site to size heating and air conditioning equipment. Generate detailed PDF reports. Reduce engineering time for accurate results. Sync with devices for real-time data.

by Design Comfort★ 4.03 ratingsBusiness$9.99Data updated 2026-10-24

SwiftSize screenshots

Ranked alternatives

Showing 21–40 of 1,000 ranked alternatives.

  1. HVAC Quick Load app icon

    HVAC Quick Load

    Carmel Software Corporation

    HVAC load calculations for buildings.

    The app performs rule-of-thumb HVAC load calculations for various building types. Users input building area and occupants to determine heating, cooling loads, and air flows.

    ★ 3.33 ratingsProductivity$6.99Data updated 2026-10-20
  1. AC Calculator - HVAC Sizing app icon

    AC Calculator - HVAC Sizing

    Melchisedec Martinez Rodriguez

    Calculate BTU, convert units, compare systems, estimate

    Calculate BTU/h capacity and determine recommended equipment types. Convert between BTU, kW, Kcal, and Tons. Check current price estimates and compare inverter versus conventional energy consumption. Unlock advanced features through in- purchases.

    ★ 4.820 ratingsUtilitiesFreeData updated 2026-10-10
  2. CalcEngineer app icon

    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.

    ★ 5.02 ratingsProductivityFreeData updated 2026-09-06
  3. SwitcheOn app icon

    SwitcheOn

    Malmoset, LLC

    Control power and adjust temperature remotely

    Control devices remotely with 2 or 4 channels and up to 15 amps. Monitor temperature with a sensor and view settings on a bright OLED display. Set automations based on time or temperature thresholds.

    ★ 4.530 ratingsUtilitiesFreeData updated 2026-09-24
  4. HVAC Residential Load Calcs app icon

    HVAC Residential Load Calcs

    Carmel Software Corporation

    HVAC load calculations for residential buildings.

    The app performs detailed heating and cooling load calculations for residential buildings. It includes a weather database and data for construction types.

    ★ 3.03 ratingsBusiness$34.99Data updated 2026-10-27
  5. Bell & Gossett - SystemSyzer app icon

    Bell & Gossett - SystemSyzer

    Xylem Inc.

    HVAC piping system design calculator tool.

    The app provides HVAC piping system design tools based on an original plastic wheel calculator. It includes calculators for friction loss, velocity, and Cv, along with a Circuit Setter/Triple Duty Valve calculator for design and field use.

    ★ 3.28 ratingsReferenceFreeData updated 2026-09-25
  6. Carrier Great Lakes app icon

    Carrier Great Lakes

    CGL CORPORATION

    Manage HVAC orders and inventory

    Manage inventory and order parts for HVAC equipment. Track shipments and view product details. Access branch locations and contact information. Submit service requests and receive updates.

    ★ 5.02 ratingsBusinessFreeData updated 2026-09-06
  7. HVAC Decoder app icon

    HVAC Decoder

    Charles Cope

    Decode models and serial numbers

    Decode model and serial numbers for various systems including packaged units, air conditioners, air handlers, evaporator coils, furnaces, heat pumps, boilers, chillers, and split systems. Search by brand and model number.

    ★ 4.028 ratingsUtilities$9.99Data updated 2026-09-14
  8. Calculate Comfort app icon

    Calculate Comfort

    JUN KANAYAMA

    Calculate moist air properties easily.

    The app calculates psychrometric properties of moist air, including dew point, wet bulb temperature, and absolute humidity. It offers three input modes and can replace a psychrometric chart for various applications.

    ★ 3.935 ratingsProductivityFreeData updated 2026-10-10
  9. Ductulate HD app icon

    Ductulate HD

    Steven Ramsay

    Calculate air flow and duct sizes

    Calculates air volume, pressure loss, velocity, and duct size for rectangular or round ducts. Supports both imperial and metric units. Users input values to determine required dimensions and system performance.

    ★ 4.824 ratingsUtilities$7.99Data updated 2026-09-08
  10. Cold Room Calculator app icon

    Cold Room Calculator

    LU-VE S.p.A.

    Calculate cold room cooling capacity instantly.

    The app calculates the required cooling capacity for cold rooms. Users input installation data into four tabs to see instant calculations for cooling and freezing conditions.

    ★ 4.03 ratingsBusinessFreeData updated 2026-10-04

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.