# GTRS vs SincoOTA

GTRS and SincoOTA both sit at 2.7 stars, but that hides the real split: 50% of SincoOTA's written reviews are positive against 30% of GTRS's. SincoOTA also leads on update cadence (every 3 weeks vs every 5 weeks). GTRS's advantage is ratings volume (13 vs 4). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 2.7 for GTRS against 2.8 for SincoOTA. Both are backed by a comparable volume of ratings — 13 and 4 respectively. Written reviews are what separate them: 30% of GTRS's written reviews are positive against 50% of SincoOTA's.

GTRS ships an update every 5 weeks, SincoOTA every 3 weeks. The most recent releases landed on September 17, 2026 and July 23, 2026 respectively.

## The numbers

| Metric | GTRS | SincoOTA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.7 (13 ratings)](https://appshunter.io/ios/app/gtrs/id1491879128/reviews) | **[2.8 (4 ratings)](https://appshunter.io/ios/app/sincoota/id6505131053/reviews)** |
| Number of ratings | **13** | 4 |
| Positive reviews | 30.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 219 MB | 1 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [mooer](https://appshunter.io/developer/1384361853) | [Zhuhai Sinco Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1576180489) |

## What reviewers say

### GTRS

[App page](https://appshunter.io/ios/app/gtrs/id1491879128)

Control your GTRS guitar hardware with this app. It offers real-time status updates, quick switching of over 110 effect models, and the ability to load different guitar sample files for varied tones. Features include a virtual footswitch, tuner, metronome, and cloud storage for your files.

**Highlights:** Low latency Bluetooth connectivity, 110+ effect models, Load custom guitar sample files, Virtual footswitch, Built-in tuner and metronome, Cloud file upload/download

**In-app purchases:** none


### SincoOTA

[App page](https://appshunter.io/ios/app/sincoota/id6505131053)

Perform over-the-air (OTA) upgrades for hardware products using a Bluetooth connection. This utility allows for seamless firmware updates directly from your device.

**Highlights:** Bluetooth connectivity, OTA firmware upgrades, Hardware product support, Direct device updates

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GTRS free?

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

### Is SincoOTA free?

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

### Which has better reviews, GTRS or SincoOTA?

SincoOTA is rated higher. GTRS averages 2.7 out of 5 from 13 ratings, while SincoOTA averages 2.8 from 4 ratings.

### Do GTRS or SincoOTA have ads?

Neither GTRS nor SincoOTA shows ads.

### Which is updated more often, GTRS or SincoOTA?

GTRS ships an update every 5 weeks, and SincoOTA every 3 weeks. Most recently, GTRS was updated on September 17, 2026 and SincoOTA on July 23, 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.*