Electronic Circuit Calculator vs FishMemo

Electronic Circuit Calculator is a powerful electronics toolkit combining circuit calculators, circuit analysis, design tools, and interactive simulations in one app. Built for electronics and electrical engineering students, hobbyists, technicians, and engineers, it helps you calculate, analyze, design, and explore electronic circuits. CIRCUIT ANALYSIS & THEORY • Thevenin Theorem • Norton Theorem • Kirchhoff’s Current Law (KCL) • Kirchhoff’s Voltage Law (KVL) • Nodal Analysis • Mesh Analysis • Ohm’s Law • Voltage Divider • Series and Parallel Circuits • RLC Resonance INTERACTIVE CIRCUIT SIMULATIONS Explore electronics with interactive simulations that help you understand circuit behavior. • Buck Converter Simulation • Boost Converter Simulation • Sawtooth Generator Circuit • AND, OR, NAND and NOR Gate Simulations • Shift Register Simulations • Multiplexer (MUX) • Demultiplexer (DEMUX) • Counter IC • PISO and SIPO Simulations POWER ELECTRONICS • Buck Converter Calculator • Boost Converter Calculator • Buck and Boost Simulations DIGITAL ELECTRONICS • Karnaugh Map • Decimal to Binary Converter • Logic Gate Simulations • Multiplexer and Demultiplexer • Counter IC • Shift Registers • PISO and SIPO OP AMP & ANALOG ELECTRONICS • Inverting Amplifier • Non-Inverting Amplifier • Differential Amplifier • Summing Amplifier • Integrator • Differentiator • Comparator • Schmitt Trigger TRANSISTOR, MOTOR & AMPLIFIER TOOLS • Transistor Amplifier Calculator • Transistor Design Tools • Motor Calculations • Stepper Motor Tools • Servo Motor Tools • Power Dissipation FILTER DESIGN • Sallen-Key Active Filters • Butterworth Filters • Chebyshev Filters • Bessel Filters • Band-Pass Filters • Band-Reject Filters • Crossover Filters Graphical visualization is available for supported filter calculations. RESISTOR, CAPACITOR & INDUCTOR TOOLS • Resistor Colour Code • SMD Resistor Code • Resistors in Series and Parallel • Resistor Ratio • LED Series Resistor • Star-Delta / Delta-Star Converter • Pi, Tee and Bridged-Tee Attenuators • Capacitors in Series and Parallel • Capacitor Charge • Capacitor Code • Capacitive Reactance • Inductive Reactance • Inductor Design OTHER ELECTRONICS TOOLS • 555 Timer — Astable and Monostable • Adjustable Voltage Regulator • PCB Trace Width Calculator • Microstrip Trace Width and Impedance • Skin Depth • Coaxial Cable Impedance • Power Calculator • Decibel Converter • Decibel to Watt and Watt to Decibel Electronic Circuit Calculator is useful for circuit analysis, circuit theory, electronic design, electrical calculations, digital electronics, power electronics, filter design, transistor calculations, op amp calculations, and electronics engineering study. Whether you are solving Thevenin, Norton, KCL, KVL, nodal or mesh problems, designing filters and amplifiers, or experimenting with digital ICs and converter simulations, the app brings your essential electronics tools together in one place. Calculate circuits. Analyze networks. Simulate electronics. Learn by interacting.

FishMemo is a lightweight logging and fishing spot management tool designed for fishing enthusiasts. It allows you to record every fishing trip in a simpler way, review the best times and locations, and continuously improve your catch rate. Core Features Catch Log: Record the date, time, location, fish species, bait, weather, and notes. You can add multiple photos and set a cover image. Fishing Spot Management: Save fishing spots on a map, with support for ratings, species information, and descriptions, along with multiple photo displays. Weather/Tide Information: View weather and tide trends and get fishing index references. Timer: Supports both countdown and stopwatch modes, automatically generating timing records, useful for training and competitions. Data Backup and Restore: Export/import with one click, including logs, fishing spots, timer records, and photos. Share Cards: Generate beautiful image cards that can be shared on social media or with fishing friends. Watch Support: Quickly time your fishing on Apple Watch for a more focused experience. Why Choose FishMemo Simple and Easy to Use: Focused on fishing scenarios, with short operation paths and visualized information. Visual Records: Map and trend views help review your trips and discover patterns. Reliable Storage: Combines local and mirrored storage for more stable data; backup files include photos for full restoration across devices. Privacy and Permissions Location and photo permissions are only used with user authorization. Photos and location information are solely for log and fishing spot features. Pricing and In-App Purchases Core features are free to use; some advanced features may be unlocked via in-app purchases (such as higher image quotas or advanced analysis). Compatibility and Requirements Supports iPhone and Apple Watch; enabling location and photo permissions is recommended for the full experience. Contact and Feedback Feel free to provide suggestions and report issues through the feedback channel in the settings page. Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/