# RF vs Devyami Smart

The clearest difference is update cadence: Devyami Smart at monthly against RF's every 5 months. RF's advantage is iOS requirement (9.0 vs 15.1). 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.

RF ships an update every 5 months, Devyami Smart monthly. The most recent releases landed on December 3, 2025 and June 5, 2026 respectively.

## The numbers

| Metric | RF | Devyami Smart |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | — | Free |
| Size | 42 MB | 63 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen RF-star Technology Co., Ltd](https://appshunter.io/developer/1513126062) | [Devyami Automatic Pumps & Controls Private Limited](https://appshunter.io/developer/1782745791) |

## What reviewers say

### RF

[App page](https://appshunter.io/ios/app/rf/id1619469472)

**Features:** macOS Compatibility

**In-app purchases:** none


### Devyami Smart

[App page](https://appshunter.io/ios/app/devyami-smart/id6738882745)

Manage your water-tech devices remotely with this IoT solution. Track usage, optimize energy consumption, and automate routines with smart scheduling. Easily book service requests for your Devyami appliances.

**Highlights:** Remote device control, Water and energy usage tracking, Smart scheduling and alarms, Service request booking, Appliance efficiency optimization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RF free?

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

### Is Devyami Smart free?

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

### Do RF or Devyami Smart have ads?

Neither RF nor Devyami Smart shows ads.

### Which is updated more often, RF or Devyami Smart?

RF ships an update every 5 months, and Devyami Smart monthly. Most recently, RF was updated on December 3, 2025 and Devyami Smart on June 5, 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.*