# MX Circuit vs Tech

The clearest difference is review sentiment: MX Circuit at 54% against Tech's 13%. Tech's advantage is update cadence (monthly vs every 2 months) and iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

MX Circuit ships an update every 2 months, Tech monthly. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MX Circuit | Tech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.6 (83 ratings)](https://appshunter.io/ios/app/tech-air-app/id1504440133/reviews)** |
| Number of ratings | — | **83** |
| Positive reviews | **53.8% of reviews** | 13.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 21 MB | 151 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Mario Alcazar Carrasco](https://appshunter.io/developer/6805126904) | [ALPINESTARS SPA](https://appshunter.io/developer/1499986821) |

## What reviewers say

### MX Circuit

[App page](https://appshunter.io/ios/app/mx-circuit/id1184866931)

Discover nearby race tracks and get detailed information about each one, including distance, photos, pricing, and contact details. Navigate directly to your chosen circuit using Google Maps. Receive important updates and notifications directly from circuit administrators.

**Highlights:** Discover nearby circuits based on geolocation, Detailed circuit information sheets, Navigation integration with Google Maps, Circuit administrator notifications, User ratings and reviews, Circuit photos and onboard videos

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

**In-app purchases:** none


### Tech

[App page](https://appshunter.io/ios/app/tech-air-app/id1504440133)

Easily register and monitor your motorcycle airbag system's status and battery life. Track ride details, record location and speed, and relive your journeys with detailed maps and statistics. Build a library of your rides and manage system settings.

**Highlights:** Register Tech-Air® 5 Airbag System, Monitor system status and battery life, Track ride details with location and speed, Record and visualize ride statistics, Build a library of recorded rides, Disable system for off-road riding, Update system firmware

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- ✅ Successful firmware updates when working properly
- 📍 Ride tracking and route recording functionality
- 🔋 Battery level monitoring
- ⚡ Quick pairing when conditions are optimal
- 🎯 Simple and intuitive UI design

**What reviewers complain about**

- 🐛 Constant disconnection issues between app and vest
- 📡 Extremely limited Bluetooth range (requires phone within 5cm of vest)
- 🔐 Registration and verification SMS not received in multiple regions
- ❌ Firmware update failures stuck at 2-3%
- ⚠️ App crashes on startup after updates

**Reported bugs**

- App crashes immediately upon launch after updates
- Firmware update stuck at 2% indefinitely
- Error 12 during firmware installation
- Verification SMS not arriving (especially for +420 Czech numbers and other regions)
- QR code scanner not recognizing codes

**Requested features**

- PC/desktop application for firmware updates
- Lean angle tracking and display
- Maximum speed recording in ride logs
- Acceleration metrics in ride data
- Altitude data in ride tracking


## Frequently asked questions

### Is MX Circuit free?

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

### Is Tech free?

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

### Do MX Circuit or Tech have ads?

Neither MX Circuit nor Tech shows ads.

### Which is updated more often, MX Circuit or Tech?

MX Circuit ships an update every 2 months, and Tech monthly. Most recently, MX Circuit was updated on October 14, 2026 and Tech on October 12, 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.*