# Electrical Calculations vs iHP48

The clearest difference is in-app purchases: iHP48 at none against Electrical Calculations's 3. iHP48 also leads on ads (none vs shown). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Electrical Calculations sells 3 in-app purchases, starting at $3.99 per 3 months. iHP48 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Electrical Calculations against 4.7 for iHP48. Both are backed by a comparable volume of ratings — 128 and 270 respectively. Written reviews are what separate them: 87% of Electrical Calculations's written reviews are positive against 88% of iHP48's.

Electrical Calculations ships an update every 3 weeks, iHP48 monthly. The most recent releases landed on October 20, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Electrical Calculations | iHP48 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (128 ratings)](https://appshunter.io/ios/app/electrical-calculations/id993232048/reviews) | **[4.7 (270 ratings)](https://appshunter.io/ios/app/ihp48/id1549608953/reviews)** |
| Number of ratings | 128 | **270** |
| Positive reviews | 86.7% of reviews | **88.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 56 MB | 6 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Egal Net di Ettore Gallina](https://appshunter.io/developer/993232047) | [Alexis Lorca](https://appshunter.io/developer/1549608955) |

## What reviewers say

### Electrical Calculations

[App page](https://appshunter.io/ios/app/electrical-calculations/id993232048)

This app provides a comprehensive suite of electrical calculations for professionals. It supports various international standards and offers detailed reports in PDF format. The tool covers wiring, power, motor, and electronic calculations, along with extensive conversion tables and resources.

**Highlights:** Wire size and voltage drop calculations, Power, current, and resistance calculations, Motor performance and connection diagrams, Electronic component calculations, Extensive unit conversions, PDF report generation, Support for IEC, CEI, NEC, CEC standards

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Version (3 months) | $3.99 | per 3 months |
| PRO Version (1 year) | $7.49 | per year |
| PRO Version (Lifetime) | $89.99 | one-time |


### iHP48

[App page](https://appshunter.io/ios/app/ihp48/id1549608953)

This app brings the powerful HP48 calculator experience to your mobile device. It offers enhanced performance, seamless file management, and a customizable interface with support for various HP calculator models. Enjoy a familiar and convenient calculator solution without needing extra hardware.

**Highlights:** Supports HP38, HP39, HP48, HP49, HP50 calculators, Haptic feedback and customizable zoom options, Seamless file transfer via iTunes and Files app, Cloud storage integration (iCloud, OneDrive, Dropbox), Object saving/loading and copy/paste functionality, Access to calculator packages, skins, and ROMs, Internal file manager and extensible settings

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Excellent emulation of HP48
- 👍 Familiar and nostalgic feel
- 👍 Comprehensive functionality
- 👍 Customizable skins
- 👍 Haptic feedback

**What reviewers complain about**

- 🐛 Occasional crashes or freezes
- 🐛 Missed keystrokes when typing quickly
- 🐛 Blank or flickering display
- 🐛 Compatibility issues with newer iOS versions

**Reported bugs**

- Crashes on startup
- Inability to save state across sessions
- Incompatibility with certain iOS devices

**Requested features**

- Dark mode option
- Ability to disable haptic feedback
- Support for HP50G emulation
- Improved keyboard mapping and arrow key functionality


## Frequently asked questions

### Is Electrical Calculations free?

Electrical Calculations is free to download, with in-app purchases available.

### Is iHP48 free?

iHP48 is free to download, with no in-app purchases.

### Which has better reviews, Electrical Calculations or iHP48?

iHP48 is rated higher. Electrical Calculations averages 4.6 out of 5 from 128 ratings, while iHP48 averages 4.7 from 270 ratings.

### Do Electrical Calculations or iHP48 have ads?

Electrical Calculations shows ads; iHP48 does not.

### Which is updated more often, Electrical Calculations or iHP48?

Electrical Calculations ships an update every 3 weeks, and iHP48 monthly. Most recently, Electrical Calculations was updated on October 20, 2026 and iHP48 on October 17, 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.*