Apps Like Sigma for iPhone and iPad
Sigma screenshots
Ranked alternatives
Showing 121–140 of 1,000 ranked alternatives.
RPN-45 SD
Willy Kunz
Calculate with scientific precision and enhanced functions
Simulate the HP-45 scientific calculator with photo-realistic visuals and original LED or LCD display. Print calculations, animate keys with sound and feedback, and replicate the calculator's computation times.
MultiSens-1234
Sensos, LLC
Test drive sensors and plot waveforms
Test drive Machine Condition Monitoring sensors by connecting and plotting Time Waveform graphs and Vibration Spectrum in Acceleration, dB, and Velocity. Auto-calibrate to each sensor. Adjust sampling rates and number of samples for data acquisition.
RF-Toolbox Pro
Marcus Roskosch
Calculate, analyze, and design circuits
Calculate impedance and transmission line parameters. Analyze signal integrity and loss. Convert between frequency units. Simulate circuits. Calculate antenna parameters and resonance frequencies. Perform S-parameter calculations.
GridCarbon
Alex Rogers
Track electricity carbon intensity on iPhone.
The app tracks the carbon intensity of the GB electricity grid. It displays instantaneous carbon intensity and provides a traffic light indicator for low and high periods.
Solving Linear Equation PRO
Glindemann, Sennoun, Langer GbR
Solve equations and view plots
Solve equations using two points, one point and slope, or coordinate values. Input decimals and fractions. View step-by-step solutions and plot graphs. Store calculation history and share final results.
Signal Finder - Cellular Tower
汉林 周
Visualize towers, test speed, filter networks
Visualize nearby cell towers with real-time strength indicators. Test network speed and latency. Filter towers by 2G, 3G, 4G, or 5G types. Display map-based coverage areas.
Number Analytics
Number Analytics LLC
Analyze data and generate reports
Perform statistical tests, regression analysis, and text analysis on various data formats. Generate graphs and tables for t-tests, ANOVA, linear regression, and survival analysis. Visualize text data with cloud charts for customer feedback.
Art of Stat: Explore Data
Bernhard Klingenberg
Analyze and generate charts
Analyze categorical and quantitative with summary statistics, contingency tables, and correlation coefficients. Create bar charts, pie charts, histograms, boxplots, dotplots, and interactive scatterplots. Color scatterplot points by a third variable.
Timegrapher X
ONYX 3
Measure watch accuracy with sound
Measures watch accuracy, beat error, and amplitude using mechanical watch ticking sounds. It requires Apple EarPods' microphone for input. Users can adjust microphone contact with the watch crown to improve signal quality.
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