# SincoOTA vs LeDrum

The clearest difference is in-app purchases: SincoOTA at none against LeDrum's 3. SincoOTA also leads on ads (none vs shown) and iOS requirement (15.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. LeDrum sells 3 in-app purchases, starting at $2.99 per 7 days. SincoOTA asks for nothing beyond the download.

SincoOTA ships an update monthly, LeDrum every 2 months. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | SincoOTA | LeDrum |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.2 (6 ratings)](https://appshunter.io/ios/app/sincoota/id6505131053/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 1 MB | 27 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sinco Audio](https://appshunter.io/developer/1576180489) | [Levi Zuehl Ferreira](https://appshunter.io/developer/1879561734) |

## What reviewers say

### 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, Vision Pro support

**In-app purchases:** none


### LeDrum

[App page](https://appshunter.io/ios/app/ledrum/id6759570507)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LeDrum Pro - Weekly | $2.99 | per 7 days |
| LeDrum Pro - Monthly | $5.99 | per month |
| LeDrum Pro - Yearly | $29.99 | per year |


## Frequently asked questions

### Is SincoOTA free?

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

### Is LeDrum free?

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

### Do SincoOTA or LeDrum have ads?

LeDrum shows ads; SincoOTA does not.

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

SincoOTA ships an update monthly, and LeDrum every 2 months. Most recently, SincoOTA was updated on October 2, 2026 and LeDrum 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.*