# Fiber Iot vs Dual SIM Data Usage

The clearest difference is update cadence: Dual SIM Data Usage at every 4 days against Fiber Iot's every 2 weeks. Fiber Iot's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price, 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.

Fiber Iot ships an update every 2 weeks, Dual SIM Data Usage every 4 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Fiber Iot | Dual SIM Data Usage |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 37 MB | 3 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [石磊 魏](https://appshunter.io/developer/1581385996) | [KENICHI AOMI](https://appshunter.io/developer/6811929443) |

## What reviewers say

### Fiber Iot

[App page](https://appshunter.io/ios/app/fiber-iot/id1581542037)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dual SIM Data Usage

[App page](https://appshunter.io/ios/app/dual-sim-data-usage/id6823830620)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fiber Iot free?

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

### Is Dual SIM Data Usage free?

Dual SIM Data Usage is free to download, with no in-app purchases.

### Do Fiber Iot or Dual SIM Data Usage have ads?

Neither Fiber Iot nor Dual SIM Data Usage shows ads.

### Which is updated more often, Fiber Iot or Dual SIM Data Usage?

Fiber Iot ships an update every 2 weeks, and Dual SIM Data Usage every 4 days. Most recently, Fiber Iot was updated on October 25, 2026 and Dual SIM Data Usage on October 31, 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.*