# Electrical & Solar Calculator vs Electrical Tools & Reference

The clearest difference is ads: Electrical Tools & Reference at none against Electrical & Solar Calculator's shown. Electrical Tools & Reference also leads on iOS requirement (12.0 vs 15.0). Electrical & Solar Calculator's advantage is update cadence (weekly vs every 3 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Electrical & Solar Calculator sells 1 one-off in-app purchase and Electrical Tools & Reference sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Electrical & Solar Calculator ships an update weekly, Electrical Tools & Reference every 3 weeks. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Electrical & Solar Calculator | Electrical Tools & Reference |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 88 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anas Abubakar](https://appshunter.io/developer/1581534101) | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) |

## What reviewers say

### Electrical & Solar Calculator

[App page](https://appshunter.io/ios/app/electrical-and-solar-calculator/id6743133160)

This app provides a suite of tools for electricians, engineers, and solar installers to quickly solve common electrical design and installation problems. It covers wire sizing, voltage drop, circuit breaker sizing, motor calculations, and solar system planning.

**Highlights:** Resistor, capacitor, and inductor circuit calculations, Wire sizing and voltage drop analysis, Circuit breaker and transformer sizing, Motor wiring and power factor correction, Solar system planning tools, Customizable units (metric/imperial)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro ID | $2.99 | one-time |


### Electrical Tools & Reference

[App page](https://appshunter.io/ios/app/electrical-tools-and-reference/id6746714702)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Lifetime Premium | $3.99 | one-time |


## Frequently asked questions

### Is Electrical & Solar Calculator free?

Electrical & Solar Calculator is free to download, with in-app purchases available.

### Is Electrical Tools & Reference free?

Electrical Tools & Reference is free to download, with in-app purchases available.

### Do Electrical & Solar Calculator or Electrical Tools & Reference have ads?

Electrical & Solar Calculator shows ads; Electrical Tools & Reference does not.

### Which is updated more often, Electrical & Solar Calculator or Electrical Tools & Reference?

Electrical & Solar Calculator ships an update weekly, and Electrical Tools & Reference every 3 weeks. Most recently, Electrical & Solar Calculator was updated on September 9, 2026 and Electrical Tools & Reference on September 18, 2026.

---

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