Comparison

WFS210 vs Electronic Circuits Calc Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

WFS210

This application controls a portable, battery-powered digital storage oscilloscope designed for tablet use. It allows users to connect to the device's WLAN network and begin measurements immediately.

Highlights
  • WLAN connectivity
  • Dual channel oscilloscope
  • Tablet control
  • Portable and battery-powered
  • Source code available
Features
Read full description

The Velleman WFS210 is the world's first wlan dual channel digital storage oscilloscope geared towards tablet computers. The WFS210 is a compact, portable battery powered fully featured two channel oscilloscope. With this app you can control the WFS210 Oscilloscope Just connect to the WFS210 WLAN network open the app and you are good to go. You can find the source code on http://www.github.com/Velleman/iWFS210

About

Electronic Circuits Calc Pro

Features
Currently charting
Read full description

Electronic Circuits Calc Pro is your ultimate electronics toolkit — featuring over 130 calculators, circuit tools, and guides for beginners and professionals alike. Perfect for electronics enthusiasts, students, hobbyists, and engineers alike, Electronic Circuits Calculator Pro is a powerful reference tool covering essential electronics concepts, components, and circuit design. Whether you're just getting started or need a quick calculation on the go, this app has you covered. Key Features: • Interactive calculators for circuits • Step-by-step explanations and formulas • Ideal for learning, prototyping, or quick checks • Full-text search for instant access to any topic • Designed for both light & dark modes Available in 14 Languages: • English, French, German, Indonesian, Italian, Japanese, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Turkish, Ukrainian, and Vietnamese — study in your native language! Categories Included: Basic calculators • Ohm's Law • Power, voltage and current • Resistive voltage divider • Wheatstone Bridge • RC circuit time constant • Battery Life • Additional resistor for voltmeter • Shunt resistor for ammeter Resistors • Resistor color codes • SMD resistor codes • EIA-96 Encoding • Standard values finder for resistor • Series resistors • Parallel resistors • E series Capacitors • Ceramic disc capacitors codes • Film capacitors codes • Capacitor working voltage codes • Film capacitors colour codes • SMD Tantalum electrolytic capacitors codes • Series capacitors • Parallel capacitors Inductors • Inductor color codes • SMD inductors codes • Series inductors Diodes • Diodes • Rectifier diodes • Signal diodes • Schottky diode • Tunnel diode • Varicap • Zener diode Transistors • Bipolar transistors • Metal-Oxide-Semiconductor Field-Effect Transistor • Junction Field-Effect Transistor • Unijunction transistor • Insulated gate bipolar transistor • Darlington transistor pair Thyristors • Thyristors • Gate Turn-Off Thyristor • TRIAC • DIAC • IGCT thyristor • MOS-Controlled Thyristor • Programmable unijunction transistor PowerSupplies • AC parameters and rectified value • Half-wave rectifier • Full-wave rectifier • Bridge rectifier • Capacitive power supply • Power source internal resistance • Symmetrical voltage doubling rectifier circuit • Three-Phase Half-Wave Rectifier • Three-phase bridge rectifier • Voltage multiplier Voltage and current regulators • LM317 Voltage regulator calculator • Bipolar voltage regulator for LM317 and LM337 • LM317 Current Source calculator • Zener reference voltage source • Thermally compensated voltage reference • Calculation of the stabilizer on TL431 • The TL431 stabilizer with additional transistor LED • Introduction of LEDs • LED Single Resistor calculator • LED Series Resistor calculator • LED Parallel Resistor calculator • 7-segment LED display • Decoder (driver) for 7-segment displays CD4511 Photocells • Photodiode • Photoresistor • Phototransistor • Optocoupler OP • Non-Inverting OP Amplifer Gain calculator • Inverting OP Amplifier Gain calculator • Inverting amplifier with T-bridge in feedback • Inverting summing OP Amplifier • Differential OP amplifier • OP Voltage integrator • OP Voltage Differentiator • OP Voltage comparator Frequency • Capacitor reactance • Reactance of an inductance coil • Gain conversion to decibels • dBm to Watts conversion • T-Attenuator • Pi-Attenuator • L-Attenuator • Bridged T-Attenuator • Capacitive AC Voltage Divider • Inductive Voltage Divider • Frequency and wavelengths Filters • RC Pass Filter • RC Band pass filter • RL filter • LC Pass Filter Timers • Astable multivibrator • Monostable (waiting) multivibrator • Bistable multivibrator • Multivibrator with additional diodes • NE555 Astable Multivibrator • NE555 Monostable Multivibrator Logic gates: - AND. OR, NOT, NAND, NOR, XOR, XNOR The application is being actively developed and supplemented with new calculators. Keep for updates!

Screenshots

Electronic Circuits Calc Pro4 screens

Verdict

The call

The clearest difference is price: WFS210 at Free against Electronic Circuits Calc Pro's $4.99. WFS210 also leads on iOS requirement (8.0 vs 17.0). Electronic Circuits Calc Pro's advantage is chart position (#193 vs unranked) and device support (3 vs 1). On update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

WFS210 is free to download; Electronic Circuits Calc Pro costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

WFS210 ships an update every 3 months, Electronic Circuits Calc Pro every 2 months. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

Scorecard4 real differences · 5 level
WFS210 versus Electronic Circuits Calc Pro: the parameters behind the verdict, then further details
ParameterWFS210Electronic Circuits Calc Pro
PriceFree — better$4.99
Positive reviews20.0% of reviews—
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
Best chart rank—#193 — better
DevicesiPadiPhone, iPad, Mac — better
Requires iOS8.0 — better17.0
Further details — not scored
Size23 MB19 MB
Age rating4+4+
DeveloperVelleman nvALG Software Lab

In-app purchases

None

WFS210

No in-app purchases

None

Electronic Circuits Calc Pro

No in-app purchases

Questions

Is WFS210 free?
WFS210 is free to download, with no in-app purchases.
Is Electronic Circuits Calc Pro free?
Electronic Circuits Calc Pro costs $4.99, with no in-app purchases.
Do WFS210 or Electronic Circuits Calc Pro have ads?
Neither WFS210 nor Electronic Circuits Calc Pro shows ads.
Which is updated more often, WFS210 or Electronic Circuits Calc Pro?
WFS210 ships an update every 3 months, and Electronic Circuits Calc Pro every 2 months. Most recently, WFS210 was updated on October 14, 2026 and Electronic Circuits Calc Pro on October 19, 2026.

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