# F vs OTA

The clearest difference is update cadence: F at every 4 months against OTA's every 32 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.

F ships an update every 4 months, OTA every 32 months. The most recent releases landed on May 18, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | F | OTA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 32 months |
| Monetization | — | Free |
| Size | 4 MB | 1 MB |
| Requires iOS | **9.0** | 10.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Chileaf Electronics Co.,LTD](https://appshunter.io/developer/1460339012) | [ShenZhen Lenze Technology Co,.Ltd.](https://appshunter.io/developer/1190864538) |

## What reviewers say

### F

[App page](https://appshunter.io/ios/app/f-ota/id1492677759)

**In-app purchases:** none


### 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


## Frequently asked questions

### Is F free?

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

### Is OTA free?

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

### Do F or OTA have ads?

Neither F nor OTA shows ads.

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

F ships an update every 4 months, and OTA every 32 months. Most recently, F was updated on May 18, 2026 and OTA on September 10, 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.*