# TechniCalc Calculator vs House Electrical Design Tools

The clearest difference is in-app purchases: House Electrical Design Tools at none against TechniCalc Calculator's 4. House Electrical Design Tools also leads on price ($2.99 vs $7.99) and update cadence (weekly vs monthly). TechniCalc Calculator's advantage is device support (4 vs 2). On ads and iOS requirement there is nothing between them.

TechniCalc Calculator costs $7.99 and House Electrical Design Tools $2.99 up front. TechniCalc Calculator sells 4 one-off in-app purchases. House Electrical Design Tools asks for nothing beyond the download.

TechniCalc Calculator ships an update monthly, House Electrical Design Tools weekly. The most recent releases landed on October 15, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | TechniCalc Calculator | House Electrical Design Tools |
| --- | --- | --- |
| Price | $7.99 | **$2.99** |
| Rating | **[4.7 (83 ratings)](https://appshunter.io/ios/app/technicalc-calculator/id1504965415/reviews)** | — |
| Number of ratings | **83** | — |
| Positive reviews | 84.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 32 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jacob Parker](https://appshunter.io/developer/1153284524) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### TechniCalc Calculator

[App page](https://appshunter.io/ios/app/technicalc-calculator/id1504965415)

This app offers a modern, intuitive interface for complex calculations, supporting scientific, engineering, and advanced mathematical functions. It allows natural equation entry, provides a formula book, and includes unit and currency converters. Available across Apple devices, it caters to students and professionals needing a powerful calculation tool.

**Highlights:** Natural equation entry, Advanced math engine, Formula book and equations, Unit and currency converter, Statistics mode, Equation solvers, Supports multiple Apple devices

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Every Little Helps | $0.99 | one-time |
| Coffee-Sized Tip | $2.99 | one-time |
| Lunch-Sized Tip | $4.99 | one-time |
| Pizza-Sized Tip | $9.99 | one-time |


### House Electrical Design Tools

[App page](https://appshunter.io/ios/app/house-electrical-design-tools/id6767972472)

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

**In-app purchases:** none


## Frequently asked questions

### Is TechniCalc Calculator free?

TechniCalc Calculator costs $7.99, and also offers in-app purchases.

### Is House Electrical Design Tools free?

House Electrical Design Tools costs $2.99, with no in-app purchases.

### Do TechniCalc Calculator or House Electrical Design Tools have ads?

Neither TechniCalc Calculator nor House Electrical Design Tools shows ads.

### Which is updated more often, TechniCalc Calculator or House Electrical Design Tools?

TechniCalc Calculator ships an update monthly, and House Electrical Design Tools weekly. Most recently, TechniCalc Calculator was updated on October 15, 2026 and House Electrical Design Tools on October 1, 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.*