# Pearson Square Calculation vs Nextlink Voice Manager

The clearest difference is price: Nextlink Voice Manager at Free against Pearson Square Calculation's $1.99. Pearson Square Calculation's advantage is update cadence (every 21 months vs every 54 months) and device support (4 vs 1). On ads and in-app purchases there is nothing between them.

Nextlink Voice Manager is free to download; Pearson Square Calculation costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pearson Square Calculation ships an update every 21 months, Nextlink Voice Manager every 54 months. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Pearson Square Calculation | Nextlink Voice Manager |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.8 (16 ratings)](https://appshunter.io/ios/app/pearson-square-calculation/id1418893046/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 21 months** | Every 54 months |
| Monetization | Paid | — |
| Size | 1 MB | 114 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Raghav Sharma](https://appshunter.io/developer/1370486193) | [Nextlink Internet](https://appshunter.io/developer/1587052548) |

## What reviewers say

### Pearson Square Calculation

[App page](https://appshunter.io/ios/app/pearson-square-calculation/id1418893046)

This tool simplifies ration balancing using the Pearson square method. It helps determine exact proportions of ingredients for specific nutrient targets, applicable in various industries like animal feed, dairy, and food production.

**Highlights:** Pearson square method for ration balancing, Determine exact ingredient proportions, Calculate specific nutrient targets (e.g., crude protein), Multipurpose application in various industries, Simplifies complex ratio calculations

**Features:** Vision Pro support

**In-app purchases:** none


### Nextlink Voice Manager

[App page](https://appshunter.io/ios/app/nextlink-voice-manager/id1587052546)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pearson Square Calculation free?

Pearson Square Calculation costs $1.99, with no in-app purchases.

### Is Nextlink Voice Manager free?

Nextlink Voice Manager is free to download, with no in-app purchases.

### Do Pearson Square Calculation or Nextlink Voice Manager have ads?

Neither Pearson Square Calculation nor Nextlink Voice Manager shows ads.

### Which is updated more often, Pearson Square Calculation or Nextlink Voice Manager?

Pearson Square Calculation ships an update every 21 months, and Nextlink Voice Manager every 54 months. Most recently, Pearson Square Calculation was updated on October 8, 2026 and Nextlink Voice Manager on October 2, 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.*