# Show Box vs Mike Holt's Electrical Toolbox

The clearest difference is review sentiment: Mike Holt's Electrical Toolbox at 77% against Show Box's 13%. Mike Holt's Electrical Toolbox also leads on rating (4.6 vs 2.7) and update cadence (every 3 months vs every 8 months). Show Box's advantage is iOS requirement (6.0 vs 14.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mike Holt's Electrical Toolbox holds the better App Store score, 4.6 against 2.7. Both are backed by a comparable volume of ratings — 147 and 196 respectively. Written reviews point the same way: 13% of Show Box's written reviews are positive against 77% of Mike Holt's Electrical Toolbox's.

Show Box ships an update every 8 months, Mike Holt's Electrical Toolbox every 3 months. The most recent releases landed on October 20, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Show Box | Mike Holt's Electrical Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (147 ratings)](https://appshunter.io/ios/app/show-box/id834313498/reviews) | **[4.6 (196 ratings)](https://appshunter.io/ios/app/mike-holts-electrical-toolbox/id1406630647/reviews)** |
| Number of ratings | 147 | **196** |
| Positive reviews | 12.9% of reviews | **76.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 69 MB | 26 MB |
| Requires iOS | **6.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [江海 聂](https://appshunter.io/developer/650260313) | [Mike Holt Enterprises](https://appshunter.io/developer/1349960186) |

## What reviewers say

### Show Box

[App page](https://appshunter.io/ios/app/show-box/id834313498)

Easily create custom holiday light shows with pre-programmed functions. Synchronize your lights to music and design unique visual displays with a simple tap.

**Highlights:** Create holiday light shows, Pre-programmed functions, Synchronized to music, Simple tap interface

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

**In-app purchases:** none

**What reviewers like**

- 🎵 Good sound quality and volume
- 📡 WiFi connectivity works when functioning properly
- 🎨 Light synchronization to music is impressive
- ⏱️ Timer function available
- 🎛️ Multiple music streaming options supported

**What reviewers complain about**

- 🐛 Chronic WiFi connection failures
- 🐛 App crashes and force closes frequently
- 🐛 Pandora login completely broken
- 🐛 iTunes/Apple Music integration non-functional
- 🐛 AirPlay feature doesn't work

**Reported bugs**

- WiFi connection fails repeatedly despite correct password
- App force closes on launch
- Pandora login authentication broken
- AirPlay functionality non-operational
- iTunes purchased music not accessible

**Requested features**

- Spotify integration
- Pandora login fix
- Automatic daily scheduling (turn on/off at specific times)
- Sensitivity adjustment controls
- iTunes search functionality


### Mike Holt's Electrical Toolbox

[App page](https://appshunter.io/ios/app/mike-holts-electrical-toolbox/id1406630647)

This app provides essential calculations for electricians, inspectors, contractors, and engineers. It helps determine conductor sizing, circuit protection, race sizing, and grounding conductor sizes for various electrical equipment and services.

**Highlights:** Conductor sizing, Voltage drop limitations, Circuit protection sizing, Race sizing, Equipment grounding conductor sizing, Dwelling-unit service calculations

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great app for electricians
- 💡 Provides code article references
- 👍 Useful for on-the-spot reference
- 👍 Excellent for verifying calculations
- 👍 Helpful for exam preparation

**What reviewers complain about**

- 🐛 Emailing results not working
- 🐛 Outdated information
- 🐛 Load calc a little clunky
- 🐛 Content setup needs overhaul
- 🐛 Video series lacks completion system

**Reported bugs**

- Cannot email results
- Video player widescreen exit bug
- Previous calculation data not erased
- App content is outdated

**Requested features**

- Increase transformer capacity to 225kva
- Add option to print load calc
- Update to NEC 2020
- Add completion system for video series
- Refine user interface for better usability


## Frequently asked questions

### Is Show Box free?

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

### Is Mike Holt's Electrical Toolbox free?

Mike Holt's Electrical Toolbox is free to download, with no in-app purchases.

### Which has better reviews, Show Box or Mike Holt's Electrical Toolbox?

Mike Holt's Electrical Toolbox is rated higher. Show Box averages 2.7 out of 5 from 147 ratings, while Mike Holt's Electrical Toolbox averages 4.6 from 196 ratings.

### Do Show Box or Mike Holt's Electrical Toolbox have ads?

Neither Show Box nor Mike Holt's Electrical Toolbox shows ads.

### Which is updated more often, Show Box or Mike Holt's Electrical Toolbox?

Show Box ships an update every 8 months, and Mike Holt's Electrical Toolbox every 3 months. Most recently, Show Box was updated on October 20, 2026 and Mike Holt's Electrical Toolbox on October 21, 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.*