# SensorCheck™ vs iTi Updater

The clearest difference is rating: SensorCheck™ at 3.8 against iTi Updater's 1.8. SensorCheck™ also leads on iOS requirement (12.0 vs 14.0). iTi Updater's advantage is update cadence (monthly vs every 3 months). On price, review sentiment, ratings volume and ads there is nothing between them.

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

SensorCheck™ holds the better App Store score, 3.8 against 1.8. Both are backed by a comparable volume of ratings — 6 and 5 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

SensorCheck™ ships an update every 3 months, iTi Updater monthly. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | SensorCheck™ | iTi Updater |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (6 ratings)](https://appshunter.io/ios/app/sensorcheck/id1062316790/reviews)** | [1.8 (5 ratings)](https://appshunter.io/ios/app/iti-updater/id1521746064/reviews) |
| Number of ratings | **6** | 5 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 55 MB | 6 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Airmar Technology Inc.](https://appshunter.io/developer/1062316789) | [Interactive Technologies, Inc. (KS)](https://appshunter.io/developer/505481415) |

## What reviewers say

### SensorCheck™

[App page](https://appshunter.io/ios/app/sensorcheck/id1062316790)

This app allows users to test marine transducers against factory specifications using a connected diagnostic tester. It provides detailed reports on transducer performance and automatically generates warranty information for eligible models.

**Highlights:** Compares transducer performance to factory specs, Tests traditional and CHIRP-ready transducers, Reads XducerID® features automatically, Generates automatic test reports, Enables warranty information submission, Supports Bluetooth LE connectivity

**Features:** macOS Compatibility

**In-app purchases:** none


### iTi Updater

[App page](https://appshunter.io/ios/app/iti-updater/id1521746064)

This utility app allows users to update the firmware on Interactive Technologies Bluetooth-enabled products. It provides details on firmware changes and supports both upgrading and downgrading firmware versions.

**Highlights:** Bluetooth device firmware updates, View firmware upgrade details, Upgrade firmware, Downgrade firmware, List of available upgrades

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SensorCheck™ free?

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

### Is iTi Updater free?

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

### Which has better reviews, SensorCheck™ or iTi Updater?

SensorCheck™ is rated higher. SensorCheck™ averages 3.8 out of 5 from 6 ratings, while iTi Updater averages 1.8 from 5 ratings.

### Do SensorCheck™ or iTi Updater have ads?

Neither SensorCheck™ nor iTi Updater shows ads.

### Which is updated more often, SensorCheck™ or iTi Updater?

SensorCheck™ ships an update every 3 months, and iTi Updater monthly. Most recently, SensorCheck™ was updated on October 13, 2026 and iTi Updater on October 14, 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.*