# Normandy Calculator vs Vonix Flex

The clearest difference is iOS requirement: Vonix Flex at 12.0 against Normandy Calculator's 16.0. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 5 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Normandy Calculator | Vonix Flex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/normandy-calculator/id1108416014/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | Every 5 months |
| Monetization | Free | — |
| Size | 16 MB | 85 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Normandy Insurance Company](https://appshunter.io/developer/1108416013) | [Vonix, LLC](https://appshunter.io/developer/1560673435) |

## What reviewers say

### Normandy Calculator

[App page](https://appshunter.io/ios/app/normandy-calculator/id1108416014)

This app simplifies Workers' Compensation premium calculations by factoring in discounts, credits, and experience modifications. It provides accurate premium estimates that can be shared via email or text, saving users time and effort.

**Highlights:** Premium discount calculation, Safety and drug-free credit calculation, Experience modification debits/credits, Increased limits calculation, Accurate premium estimation, Email/text quote sharing, Class code highlighting

**Features:** macOS Compatibility

**In-app purchases:** none


### Vonix Flex

[App page](https://appshunter.io/ios/app/vonix-flex/id1560673433)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Normandy Calculator free?

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

### Is Vonix Flex free?

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

### Do Normandy Calculator or Vonix Flex have ads?

Neither Normandy Calculator nor Vonix Flex shows ads.

### Which is updated more often, Normandy Calculator or Vonix Flex?

Normandy Calculator ships an update every 5 months, and Vonix Flex every 5 months. Most recently, Normandy Calculator was updated on October 24, 2026 and Vonix Flex on October 27, 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.*