Log contacts, edit entries, export data
Log and search radio contacts in chronological order. Add and edit entries with detailed information. Export and import ADIF files. Resolve names and locations using callsigns. Access QRZ XML subscriber data and US-based QRZ lookup.
Showing 61–80 of 1,000 ranked alternatives.
Devkrushna Infotech Private Limited
Calculate, add, subtract, multiply, divide, and percentage
Perform basic arithmetic operations including addition, subtraction, multiplication, and division. Calculate percentages and use memory functions like M+, M-, MR, MU, and GT. Includes square root functionality.
Armchair Engineering
Solve fractions and view steps
Solve equations with addition, subtraction, multiplication, and division. View step-by-step working to understand solutions. Handle mixed and partial fractions. Convert between decimals and fractions. Find factors of numbers or common factors.
Cyberprodigy LLC
Calculate size, velocity, and pressure drop
™ lets users input airflow, velocity, or friction to determine size. Calculate pressure drop and flow rate. Input dimensions for custom shapes. Export results and save calculations.
Thomas Oellinger
Calculate, edit, and track equations
The provides scientific calculations, unit conversion, and logic-based computations. Users can switch between modes. It includes a built-in manual for operation guidance. Perform n-base conversions and unit-based calculations.
Robert Wohnoutka
Calculate, edit, and track entries
Perform basic calculations with addition, subtraction, multiplication, division, and percentage. View and edit all entries on an electronic paper tape. Access six calculators with customizable colors.
Steve Kuo
Track aircraft and view flight data
Track aircraft using real-time data from multiple air traffic sources. Display flight paths, altitudes, and speeds. Customize map views and set up alerts for specific aircraft. Connect to dump1090, tar1090, or Virtual Radar Server.
koji kamogawa
Practice CW QSOs with random data
CW QSO Trainer simulates ham radio communication. Users select random call signs, RST, name, QTH, rig, and age/weather. Enter callsigns using software keyboard. Start or repeat sessions with START or AGAIN buttons.
More Voltage
Enter numbers with a dedicated
Provides a keypad for entering digits in apps that lack a . Users can input phone numbers, credit card details, and other numeric information efficiently. The functions as a standalone input method for numeric data entry.
传胜 贾
Export to Excel or VCF
Export to Microsoft Excel or VCF format. Select individual or export all at once. Preview files before sharing or mailing. Backup using XLSX files. Edit file names and delete exported files as needed.
Nuno Facha
Tune bands and check propagation
Real-time propagation data provides solar and geomagnetic insights for QSO planning. DX cluster viewer displays active DX spots. Calculate antenna lengths and tune dipoles. Check frequency bands and propagation conditions.
Joseph Iannazzone
Track weather, logs, and band conditions
Provides real-time band conditions from HamQSL for optimal frequency selection. It delivers live spots for station locations. Users can check current propagation reports, track solar flux, and view HF propagation charts.
SHIGETO TAKAGI
Calculate between start and end
Calculate elapsed between start and end times. Track up to 10 cases simultaneously. Sum across all cases. Save and view calculation history. Manage shift work schedules using data.
Andrei Brusentsov
Solve math problems step by step
Solve problems with remainder support and repeating decimals. Perform , addition, and subtraction. Check math homework with step-by-step calculations.
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