# Madjax vs TB Logic

The clearest difference is rating: TB Logic at 5.0 against Madjax's 3.8. TB Logic also leads on update cadence (weekly vs every 3 months) and iOS requirement (15.1 vs 18.0). Madjax's advantage is in-app purchases (none vs 2). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. TB Logic sells 2 in-app purchases, starting at $5.99 per month. Madjax asks for nothing beyond the download.

TB Logic holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 6 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Madjax ships an update every 3 months, TB Logic weekly. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Madjax | TB Logic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (6 ratings)](https://appshunter.io/ios/app/madjax/id6476242924/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/tb-logic/id6783934469/reviews)** |
| Number of ratings | **6** | 4 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 70 MB | 49 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Nivel Parts and Manufacturing Co, LLC](https://appshunter.io/developer/605395353) | [Chill Inc](https://appshunter.io/developer/6783934471) |

## What reviewers say

### Madjax

[App page](https://appshunter.io/ios/app/madjax/id6476242924)

Control and customize your vehicle's RGB lighting experience with this app. It offers seamless, intuitive controls to create a unique look for your ride, whether you're cruising or showcasing your setup.

**Highlights:** Control RGB lights, Customize lighting experience, Intuitive controls, Designed for MadJax vehicles, Compatible lighting systems

**Features:** macOS Compatibility

**In-app purchases:** none


### TB Logic

[App page](https://appshunter.io/ios/app/tb-logic/id6783934469)

This construction calculator offers essential tools for framers, concrete crews, and GCs. It provides feet-inch-fraction math and a tap-to-reuse running tape. A Pro version unlocks smart formulas, AI chat for jobsite math, and the ability to save and share work.

**Highlights:** Feet-inch-fraction math, Tap-to-reuse running tape, Smart construction formulas, AI jobsite math chat, Save and share work, Bilingual support (English/Spanish)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tool Belt Logic Pro | $5.99 | per month |
| Tool Belt Logic Pro (Yearly) | $65.99 | per year |


## Frequently asked questions

### Is Madjax free?

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

### Is TB Logic free?

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

### Which has better reviews, Madjax or TB Logic?

TB Logic is rated higher. Madjax averages 3.8 out of 5 from 6 ratings, while TB Logic averages 5.0 from 4 ratings.

### Do Madjax or TB Logic have ads?

Neither Madjax nor TB Logic shows ads.

### Which is updated more often, Madjax or TB Logic?

Madjax ships an update every 3 months, and TB Logic weekly. Most recently, Madjax was updated on October 24, 2026 and TB Logic on October 10, 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.*