# Fiberizer Plus vs Sorphase

The clearest difference is price: Fiberizer Plus at Free against Sorphase's $3.99. Fiberizer Plus also leads on iOS requirement (13.0 vs 17.0). Sorphase's advantage is update cadence (every 2 weeks vs every 27 months). On ads, in-app purchases and device support there is nothing between them.

Fiberizer Plus is free to download; Sorphase costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Fiberizer Plus ships an update every 27 months, Sorphase every 2 weeks. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Fiberizer Plus | Sorphase |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 2 weeks** |
| Size | 48 MB | 4 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [VeEX Inc](https://appshunter.io/developer/1586679948) | [Robert Corbin](https://appshunter.io/developer/1890247992) |

## What reviewers say

### Fiberizer Plus

[App page](https://appshunter.io/ios/app/fiberizer-plus/id6443864920)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sorphase

[App page](https://appshunter.io/ios/app/sorphase-sor-and-otdr/id6793301605)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fiberizer Plus free?

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

### Is Sorphase free?

Sorphase costs $3.99, with no in-app purchases.

### Do Fiberizer Plus or Sorphase have ads?

Neither Fiberizer Plus nor Sorphase shows ads.

### Which is updated more often, Fiberizer Plus or Sorphase?

Fiberizer Plus ships an update every 27 months, and Sorphase every 2 weeks. Most recently, Fiberizer Plus was updated on November 3, 2026 and Sorphase on November 6, 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.*