# WATASHI IoT vs FEYN Charge

The clearest difference is update cadence: FEYN Charge at weekly against WATASHI IoT's every 3 months. WATASHI IoT's advantage is iOS requirement (14.0 vs 16.6). 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.

WATASHI IoT ships an update every 3 months, FEYN Charge weekly. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | WATASHI IoT | FEYN Charge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (69 ratings)](https://appshunter.io/ios/app/watashi-iot/id1450923606/reviews)** | — |
| Number of ratings | **69** | — |
| Positive reviews | 44.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Free | — |
| Size | 242 MB | 97 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [อำไพ ซิ](https://appshunter.io/developer/1458210896) | [Kazam EV Tech Pvt. Ltd.](https://appshunter.io/developer/1563868547) |

## What reviewers say

### WATASHI IoT

[App page](https://appshunter.io/ios/app/watashi-iot/id1450923606)

Easily create a smart living cloud to remotely control home appliances, save energy, and manage multiple device types in one app. Enjoy voice control, intelligent automation based on environmental factors, and real-time notifications for a seamless smart home experience.

**Highlights:** Remote appliance control, Energy saving features, Multi-device management, Voice command integration (Amazon Echo, Google Home), Intelligent automation, Real-time notifications, Family sharing

**In-app purchases:** none


### FEYN Charge

[App page](https://appshunter.io/ios/app/feyn-charge/id6757201340)

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

**In-app purchases:** none


## Frequently asked questions

### Is WATASHI IoT free?

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

### Is FEYN Charge free?

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

### Do WATASHI IoT or FEYN Charge have ads?

Neither WATASHI IoT nor FEYN Charge shows ads.

### Which is updated more often, WATASHI IoT or FEYN Charge?

WATASHI IoT ships an update every 3 months, and FEYN Charge weekly. Most recently, WATASHI IoT was updated on October 21, 2026 and FEYN Charge on October 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.*