# TechTools App vs Off

The clearest difference is price: Off at Free against TechTools App's $4.00. Off also leads on update cadence (every 2 months vs every 25 months). TechTools App's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Off is free to download; TechTools App costs $4.00 up front. Off sells 1 in-app purchase, starting at $1.99 per month. TechTools App asks for nothing beyond the download.

TechTools App ships an update every 25 months, Off every 2 months. The most recent releases landed on October 8, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | TechTools App | Off |
| --- | --- | --- |
| Price | $4.00 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 16 MB | 35 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Noe Loridan](https://appshunter.io/developer/1515594299) | [Twopoint](https://appshunter.io/developer/1878646483) |

## What reviewers say

### TechTools App

[App page](https://appshunter.io/ios/app/techtools-app/id1515594300)

This app provides essential tools for lighting technicians, desk operators, and network administrators. It includes calculators for DMX addressing, IP addresses, and beam calculations, along with various useful converters for technical data.

**Highlights:** DMX addressing wizard, IP address and class calculator, Color code reference, Beam calculator, Electrical cable color codes, Ingress Protection Code guide, Technical data converters

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

**In-app purchases:** none


### Off

[App page](https://appshunter.io/ios/app/off-peak-hours/id6759447808)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fonctionnalités Premium | $1.99 | per month |


## Frequently asked questions

### Is TechTools App free?

TechTools App costs $4.00, with no in-app purchases.

### Is Off free?

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

### Do TechTools App or Off have ads?

Neither TechTools App nor Off shows ads.

### Which is updated more often, TechTools App or Off?

TechTools App ships an update every 25 months, and Off every 2 months. Most recently, TechTools App was updated on October 8, 2026 and Off on September 28, 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.*