# BLDC FAN vs Optix Smartfield

The clearest difference is update cadence: BLDC FAN at fortnightly against Optix Smartfield's every 6 weeks. BLDC FAN also leads on iOS requirement (12.0 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.

BLDC FAN ships an update fortnightly, Optix Smartfield every 6 weeks. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | BLDC FAN | Optix Smartfield |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Size | 35 MB | 31 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Yingfei'er Electronic Co.,Ltd.](https://appshunter.io/developer/1804300742) | [Optix Pakistan Private Limited](https://appshunter.io/developer/1441006767) |

## What reviewers say

### BLDC FAN

[App page](https://appshunter.io/ios/app/bldc-fan/id6505093402)

**Features:** macOS Compatibility

**In-app purchases:** none


### Optix Smartfield

[App page](https://appshunter.io/ios/app/optix-smartfield/id6761757490)

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

**In-app purchases:** none


## Frequently asked questions

### Is BLDC FAN free?

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

### Is Optix Smartfield free?

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

### Do BLDC FAN or Optix Smartfield have ads?

Neither BLDC FAN nor Optix Smartfield shows ads.

### Which is updated more often, BLDC FAN or Optix Smartfield?

BLDC FAN ships an update fortnightly, and Optix Smartfield every 6 weeks. Most recently, BLDC FAN was updated on October 25, 2026 and Optix Smartfield on October 18, 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.*