# SensorSync vs eTag Assistant

The clearest difference is update cadence: eTag Assistant at weekly against SensorSync's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

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

SensorSync ships an update every 6 months, eTag Assistant weekly. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | SensorSync | eTag Assistant |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Size | 25 MB | 99 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen Youlike Technology Co., Ltd.](https://appshunter.io/developer/1825118000) | [PAVO Technology Co., Ltd.](https://appshunter.io/developer/1858483486) |

## What reviewers say

### SensorSync

[App page](https://appshunter.io/ios/app/sensorsync/id6748308888)

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

**In-app purchases:** none


### eTag Assistant

[App page](https://appshunter.io/ios/app/etag-assistant/id6756094402)

**In-app purchases:** none


## Frequently asked questions

### Is SensorSync free?

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

### Is eTag Assistant free?

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

### Do SensorSync or eTag Assistant have ads?

Neither SensorSync nor eTag Assistant shows ads.

### Which is updated more often, SensorSync or eTag Assistant?

SensorSync ships an update every 6 months, and eTag Assistant weekly. Most recently, SensorSync was updated on October 30, 2026 and eTag Assistant on November 5, 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.*