# Voltage Divider vs Electronic Circuits Calc Pro

The clearest difference is update cadence: Electronic Circuits Calc Pro at every 2 months against Voltage Divider's every 48 months. Electronic Circuits Calc Pro also leads on chart position (#194 vs unranked). Voltage Divider's advantage is price ($1.99 vs $4.99) and iOS requirement (12.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

Voltage Divider costs $1.99 and Electronic Circuits Calc Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Voltage Divider ships an update every 48 months, Electronic Circuits Calc Pro every 2 months. The most recent releases landed on October 8, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Voltage Divider | Electronic Circuits Calc Pro |
| --- | --- | --- |
| Price | **$1.99** | $4.99 |
| Rating | **[2.7 (3 ratings)](https://appshunter.io/ios/app/voltage-divider/id372094728/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 2 months** |
| Monetization | Paid | — |
| Best chart rank | — | **#194** |
| Size | 1 MB | 19 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Ditty Labs, LLC](https://appshunter.io/developer/420813089) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### Voltage Divider

[App page](https://appshunter.io/ios/app/voltage-divider/id372094728)

This engineering utility calculates unknown values in a voltage divider circuit. It can solve for voltages or resistor values, displaying ideal and actual resistor options. It also shows current, power, and voltage tolerance.

**Highlights:** Solves for Vin, Vout, R1, or R2, Resistor picker with actual values, Displays ideal resistor value, Calculates voltage tolerance, Shows current and power consumption

**Features:** macOS Compatibility

**In-app purchases:** none


### Electronic Circuits Calc Pro

[App page](https://appshunter.io/ios/app/electronic-circuits-calc-pro/id1658493129)

**Currently charting:** #194 Top Paid · Utilities (US App Store)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Voltage Divider free?

Voltage Divider costs $1.99, with no in-app purchases.

### Is Electronic Circuits Calc Pro free?

Electronic Circuits Calc Pro costs $4.99, with no in-app purchases.

### Do Voltage Divider or Electronic Circuits Calc Pro have ads?

Neither Voltage Divider nor Electronic Circuits Calc Pro shows ads.

### Which is updated more often, Voltage Divider or Electronic Circuits Calc Pro?

Voltage Divider ships an update every 48 months, and Electronic Circuits Calc Pro every 2 months. Most recently, Voltage Divider was updated on October 8, 2026 and Electronic Circuits Calc Pro on October 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*