# Electronics Kit vs USB TPMS

The clearest difference is rating: Electronics Kit at 4.8 against USB TPMS's 1.0. Electronics Kit also leads on ads (none vs shown) and ratings volume (65 vs 1). USB TPMS's advantage is in-app purchases (none vs 5). On price, update cadence and device support there is nothing between them.

Both are free to download. Electronics Kit sells 5 one-off in-app purchases. USB TPMS asks for nothing beyond the download.

Electronics Kit holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Electronics Kit has 65 ratings behind it against 1, so its average is the more settled of the two.

Electronics Kit ships an update every 6 weeks, USB TPMS every 3 weeks. The most recent releases landed on September 24, 2026 and June 24, 2026 respectively.

## The numbers

| Metric | Electronics Kit | USB TPMS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (65 ratings)](https://appshunter.io/ios/app/electronics-kit/id1190014476/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/usb-tpms/id1475728273/reviews) |
| Number of ratings | **65** | 1 |
| Positive reviews | 91.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 53 MB | 83 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siu Yuen Ho](https://appshunter.io/developer/814088527) | [Orange electronic](https://appshunter.io/developer/506278411) |

## What reviewers say

### Electronics Kit

[App page](https://appshunter.io/ios/app/electronics-kit/id1190014476)

This app offers a comprehensive suite of electronics tools and calculators for hobbyists and professionals. It includes features for component value calculation, pinout diagrams, and various electronic resources. Users can access a free version with ads or a PRO version for enhanced functionality and an ad-free experience.

**Highlights:** Component value calculators, Extensive pinout diagrams, Electronic resource library, SMD resistor code lookup, Ohm's law calculator, RC charging/discharging calculator, Frequency converter

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock no. of components limit | $0.99 | one-time |
| Unlock Pro feature | $1.99 | one-time |
| 'Show steps' in nodal analysis | $2.99 | one-time |
| Unlock controlled sources | $2.99 | one-time |
| 'Show steps' in equivalent cir | $3.99 | one-time |


### USB TPMS

[App page](https://appshunter.io/ios/app/usb-tpms/id1475728273)

This utility software allows you to program and replace the ID numbers of car tire pressure sensors. It uses Bluetooth for communication and requires a specific hardware device from the manufacturer. You can scan QR codes or manually enter IDs for sensor programming and copying.

**Highlights:** Program car tire sensors, Replace sensor ID numbers, Bluetooth wireless communication, QR code ID scanning, Manual ID input, Sensor ID copying

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Electronics Kit free?

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

### Is USB TPMS free?

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

### Which has better reviews, Electronics Kit or USB TPMS?

Electronics Kit is rated higher. Electronics Kit averages 4.8 out of 5 from 65 ratings, while USB TPMS averages 1.0 from 1 ratings.

### Do Electronics Kit or USB TPMS have ads?

USB TPMS shows ads; Electronics Kit does not.

### Which is updated more often, Electronics Kit or USB TPMS?

Electronics Kit ships an update every 6 weeks, and USB TPMS every 3 weeks. Most recently, Electronics Kit was updated on September 24, 2026 and USB TPMS on June 24, 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.*