# Multiplier vs ISNCSCI Algorithm

The clearest difference is update cadence: ISNCSCI Algorithm at every 3 months against Multiplier's every 7 months. 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.

Multiplier ships an update every 7 months, ISNCSCI Algorithm every 3 months. The most recent releases landed on October 9, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Multiplier | ISNCSCI Algorithm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (24 ratings)](https://appshunter.io/ios/app/multiplier/id460335161/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 62 MB | 10 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [LifeBridge Health](https://appshunter.io/developer/460335164) | [Praxis Spinal Cord Institute](https://appshunter.io/developer/980028790) |

## What reviewers say

### Multiplier

[App page](https://appshunter.io/ios/app/multiplier/id460335161)

This app automates complex calculations for predicting mature height, bone length, and limb length discrepancies in children. It simplifies manual methods, reducing calculation time and errors for various orthopedic and growth-related assessments.

**Highlights:** Predict mature height, Calculate bone length, Assess limb length discrepancy, Analyze growth remaining, Plot height on CDC charts, Scanogram calculations, Foot length analysis

**Features:** macOS Compatibility

**In-app purchases:** none


### ISNCSCI Algorithm

[App page](https://appshunter.io/ios/app/isncsci-algorithm/id6476418908)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Multiplier free?

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

### Is ISNCSCI Algorithm free?

ISNCSCI Algorithm is free to download, with no in-app purchases.

### Do Multiplier or ISNCSCI Algorithm have ads?

Neither Multiplier nor ISNCSCI Algorithm shows ads.

### Which is updated more often, Multiplier or ISNCSCI Algorithm?

Multiplier ships an update every 7 months, and ISNCSCI Algorithm every 3 months. Most recently, Multiplier was updated on October 9, 2026 and ISNCSCI Algorithm on September 22, 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.*