# OTA vs 泽其

The clearest difference is update cadence: 泽其 at every 6 months against OTA's every 32 months. OTA's advantage is iOS requirement (10.0 vs 13.0). 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.

OTA ships an update every 32 months, 泽其 every 6 months. The most recent releases landed on October 13, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | OTA | 泽其 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 6 months** |
| Monetization | Free | — |
| Size | 1 MB | 39 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ShenZhen Lenze Technology Co,.Ltd.](https://appshunter.io/developer/1190864538) | [泽其科技](https://appshunter.io/developer/1695687751) |

## What reviewers say

### OTA

[App page](https://appshunter.io/ios/app/ota/id1581582009)

This application facilitates the online firmware upgrade of supported devices via Bluetooth. It allows users to update firmware to desired versions, significantly reducing the time required for the process.

**Highlights:** Bluetooth firmware upgrades, Online firmware updates, Support for various firmware versions, Time-efficient upgrades, Device firmware management

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

**In-app purchases:** none


### 泽其

[App page](https://appshunter.io/ios/app/id6450916593)

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

**In-app purchases:** none


## Frequently asked questions

### Is OTA free?

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

### Is 泽其 free?

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

### Do OTA or 泽其 have ads?

Neither OTA nor 泽其 shows ads.

### Which is updated more often, OTA or 泽其?

OTA ships an update every 32 months, and 泽其 every 6 months. Most recently, OTA was updated on October 13, 2026 and 泽其 on September 29, 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.*