# Centric Collection Book vs Sensitivity Tests

Centric Collection Book and Sensitivity Tests are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Centric Collection Book ships an update every 2 months, Sensitivity Tests every 5 weeks. Both last shipped on October 5, 2026.

## The numbers

| Metric | Centric Collection Book | Sensitivity Tests |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/centric-collection-book/id814819279/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 18 MB | 105 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Centric Software Inc](https://appshunter.io/developer/811683089) | [Nikon Optical USA](https://appshunter.io/developer/566202027) |

## What reviewers say

### Centric Collection Book

[App page](https://appshunter.io/ios/app/centric-collection-book/id814819279)

This app connects fashion customers directly with product lifecycle management software, streamlining the ordering process. It replaces paper-based systems with real-time information on style options and availability, enabling immediate order placement and reducing errors.

**Highlights:** Customer and designer connection, Eliminates paper ordering, Real-time style and availability info, Immediate order placement, Product slide presentations, Configurable PDF layouts

**Features:** macOS Compatibility

**In-app purchases:** none


### Sensitivity Tests

[App page](https://appshunter.io/ios/app/sensitivity-tests/id1338466692)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Centric Collection Book free?

Centric Collection Book is free to download, with no in-app purchases.

### Is Sensitivity Tests free?

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

### Do Centric Collection Book or Sensitivity Tests have ads?

Neither Centric Collection Book nor Sensitivity Tests shows ads.

### Which is updated more often, Centric Collection Book or Sensitivity Tests?

Centric Collection Book ships an update every 2 months, and Sensitivity Tests every 5 weeks. Most recently, Centric Collection Book was updated on October 5, 2026 and Sensitivity Tests on October 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.*