# NOI App vs Metal Cald

The clearest difference is update cadence: Metal Cald at every 3 months against NOI App's every 28 months. NOI App's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

NOI App ships an update every 28 months, Metal Cald every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | NOI App | Metal Cald |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 37 MB | 71 MB |
| Requires iOS | **15.5** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [RGweb](https://appshunter.io/developer/498247366) | [Costruzioni Elettroniche Telesine Srl](https://appshunter.io/developer/1743921492) |

## What reviewers say

### NOI App

[App page](https://appshunter.io/ios/app/noi-app/id1446752541)

This app provides members of NOI Association circles with a digital membership card, past card history, and a map to locate other circles nationwide. Users can personalize their profiles, associate multiple cards, and stay updated on their circle's activities.

**Highlights:** Digital membership card, Virtual card history, National circle map, User profile customization, Circle activity updates, Associate multiple cards

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

**In-app purchases:** none


### Metal Cald

[App page](https://appshunter.io/ios/app/metal-cald/id1554723329)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NOI App free?

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

### Is Metal Cald free?

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

### Do NOI App or Metal Cald have ads?

Neither NOI App nor Metal Cald shows ads.

### Which is updated more often, NOI App or Metal Cald?

NOI App ships an update every 28 months, and Metal Cald every 3 months. Most recently, NOI App was updated on November 2, 2026 and Metal Cald on November 3, 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.*