F vs OTA upgrade
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
F
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F-OTA is an APP that can be used to upgrade several devices of our company. It is easy to operate and easy to use.
OTA upgrade
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This App is used to upgrade your firmware to fix bugs, and usually requires you to download and operate the App according to the requirements of customer service or brand owners.
Screenshots
Verdict
The clearest difference is update cadence: OTA upgrade at every 2 months against F's every 6 months. OTA upgrade also leads on iOS requirement (12.1 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
F ships an update every 6 months, OTA upgrade every 2 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.
| Parameter | F | OTA upgrade |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 12.1 — better |
| Further details — not scored | ||
| Size | 5 MB | 39 MB |
| Age rating | 9+ | 17+ |
| Developer | Shenzhen Chileaf Eletronics Co., LTD | HUIZHOU REDBOX ELECTRONICS CO,.LTD |
In-app purchases
F
No in-app purchases
OTA upgrade
No in-app purchases
