Displays real-time WSPRnet spots with contact details and signal information. Tap a spot to view the call on QRZ.com. Export data as CSV for external sorting and graphing.
by Peter Marks★ 4.873 ratingsUtilitiesFreeData updated 2026-09-08
Analyzes the ticking sound of mechanical pendulum clocks to determine their running rate in Beats Per Hour. It compares this rate to a target and reports the error in Seconds Per Day. Users can adjust settings and view detailed timing data.
Backup, restore, and import/export contacts via iCloud. Check and merge duplicates. Add or remove country codes. Format phone numbers. Delete all contacts. Export to Excel. Share contacts. Send SMS or email to selected contacts.
Create and manage memos in a spreadsheet format with customizable columns and rows. Edit, add, or delete entries and organize data. Export memos as CSV files with UTF-8 encoding and quoted values. Import and view CSV files directly within the .
Manage data with secure tools. Add, edit, and organize information. Sync with self-hosted MySQL server across multiple devices. Group customers, track birthdays, and manage vouchers. Send newsletters and import data. Comply with EU-GDPR regulations.
Track group expenses with real-time and balance tracking. Add expenses manually or via photos. Invite friends to join and sync data across devices. Categorize expenses and export to PDF or CSV. View statistics and fun facts about spending.
EMF Meter measures electromagnetic fields using the device’s magnetometer. Displays real-time graphs of EMF levels. Allows users to detect and analyze field strength in their environment.
Real-time operator map shows live radio stations worldwide. Tap pins to view station details and call signs. Connect with operators globally, send and receive messages. Track communication history and manage contacts.
Review official Class FCC questions and answers. Take quizzes by topic and full practice exams. Track performance and progress over time. Study for the license with structured practice and feedback.
The app allows users to type mathematical expressions similar to those on a graphing calculator. It computes complicated formulas, making complex calculations accessible.
Track games with a real-time game clock that counts up or down. Record shots with time-stamped details including game clock and date/time. Edit shot information as needed. Export results via email or as a CSV file.
Track and record solving times for 2x2x2, 3x3x3, and 4x4x4 puzzles. Generate scrambles, calculate and average times. Store up to 500 results per puzzle. Use inspection . Export records to CSV, share via AirDrop, or upload to iCloud Drive.
Track archery scores, arrows, and record notes and gear setups. Calculate skill levels and handicaps per round. Log training activities, report arrow numbers, and share data with coaches. Maintain an archery journal for progress and setup details.
Connect to multimeter, view measurements, access training
Connects to DS200 Wireless Multimeter for real-time measurements. Includes training videos for test procedures and result interpretation. View measurements with intelligent diagnostic parameters. Perform waveform capture, graphing, and data logging.
Track items in Rooms or Collections with details like value, purchase date, and photos. Edit items anytime. View total value, highest and lowest valued items. Search by keywords. Export data as CSV for backup or insurance.
ID identifies unknown callers by matching phone numbers to real names and contact details. It displays real photos of contacts and allows reverse phone number lookups. Users can view detailed information about callers and manage contact data.
Logs acceleration, gyroscope, and magnetic field data simultaneously. data as CSV. Enable real-time visualization for live data viewing or disable for higher accuracy. Adjust sampling rate based on hardware capabilities.
Arthur Eduardo Skaetta Alvarez Desenvolvimento de Software LTDA.
NFC tags and edit data
NFC tags by tapping your device against them and view detailed content reports. Modify tags by erasing, locking, or copying data. to tags in multiple formats without needing external hardware.