# Radio Frequency Programmer vs FNIRSI+

The clearest difference is iOS requirement: FNIRSI+ at 13.0 against Radio Frequency Programmer's 15.2. On price, update cadence, 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.

Radio Frequency Programmer ships an update fortnightly, FNIRSI+ every 4 weeks. The most recent releases landed on June 11, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Radio Frequency Programmer | FNIRSI+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.4 (18 ratings)](https://appshunter.io/ios/app/radio-frequency-programmer/id6471483529/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 6.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 weeks |
| Monetization | Free | — |
| Size | 4 MB | 29 MB |
| Requires iOS | 15.2 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Quanzhou Kediheng Electronic Technology Co., Ltd.](https://appshunter.io/developer/1439302591) | [Shenzhen FNIRSI Technology Co., Ltd.](https://appshunter.io/developer/1668707317) |

## What reviewers say

### Radio Frequency Programmer

[App page](https://appshunter.io/ios/app/radio-frequency-programmer/id6471483529)

This application allows users to modify walkie-talkie parameters at any time and from any location. It provides convenient remote control over device settings.

**Highlights:** Modify walkie-talkie parameters, Remote control, Anytime access, Anywhere access

**Features:** macOS Compatibility

**In-app purchases:** none


### FNIRSI+

[App page](https://appshunter.io/ios/app/fnirsi-plus/id6758704908)

**In-app purchases:** none


## Frequently asked questions

### Is Radio Frequency Programmer free?

Radio Frequency Programmer is free to download, with no in-app purchases.

### Is FNIRSI+ free?

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

### Do Radio Frequency Programmer or FNIRSI+ have ads?

Neither Radio Frequency Programmer nor FNIRSI+ shows ads.

### Which is updated more often, Radio Frequency Programmer or FNIRSI+?

Radio Frequency Programmer ships an update fortnightly, and FNIRSI+ every 4 weeks. Most recently, Radio Frequency Programmer was updated on June 11, 2026 and FNIRSI+ on September 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.*