Comparison

WANGYF vs ElectroCalc Pro

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

Head to head

WANGYF

All-in-One Device Management

About

WANGYF

Features

Read full description

Integrated Device Management

About

ElectroCalc Pro

Features

Read full description

ElectroCalc Pro is the essential utility for electronics engineers and hobbyists. Simplify your daily circuit calculations with this powerful tool. [Key Features] 1. Basic Electronics - LED Resistor Calculator - Voltage Divider Calculator (Vin, R1, R2, Vout) - LM317 Voltage Regulator Calculator 2. Power & Cables - Ohm's Law Calculator (Voltage, Current, Resistance, Power) - AWG (American Wire Gauge) Table & Conversion 3. Battery Tools - Battery Runtime Calculator - Battery Configuration Calculator (Series / Parallel) 4. PCB Tools - PCB Trace Width & Resistance Calculations

Screenshots

WANGYF3 screens

ElectroCalc Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: WANGYF at none against ElectroCalc Pro's 1. WANGYF also leads on ads (none vs shown) and update cadence (every 9 days vs every 2 months). On price, device support and iOS requirement 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

Both are free to download. ElectroCalc Pro sells 1 one-off in-app purchase. WANGYF asks for nothing beyond the download.

UpkeepUpdate frequency

WANGYF ships an update every 9 days, ElectroCalc Pro every 2 months. The most recent releases landed on September 8, 2026 and September 23, 2026 respectively.

Scorecard3 real differences · 3 level

WANGYF versus ElectroCalc Pro: the parameters behind the verdict, then further details
Parameter	WANGYF	ElectroCalc Pro
Price	Free	Free
Update frequency	Every 9 days — better	Every 2 months
Ads	No — better	Yes
In-app purchases	No — better	Yes
Devices	iPhone, iPod	iPhone, iPad, iPod — better
Requires iOS	12.0 — better	13.0
Further details — not scored
Size	35 MB	28 MB
Age rating	4+	4+
Developer	雨刘	DONGSOO LEE

In-app purchases

None

WANGYF

No in-app purchases

1 purchases

ElectroCalc Pro

One-time1

Remove Ads$1.99

Questions

Is WANGYF free?

WANGYF is free to download, with no in-app purchases.

Is ElectroCalc Pro free?

ElectroCalc Pro is free to download, with in-app purchases available.

Do WANGYF or ElectroCalc Pro have ads?

ElectroCalc Pro shows ads; WANGYF does not.

Which is updated more often, WANGYF or ElectroCalc Pro?

WANGYF ships an update every 9 days, and ElectroCalc Pro every 2 months. Most recently, WANGYF was updated on September 8, 2026 and ElectroCalc Pro on September 23, 2026.