# Trivigintuple Calc vs NOTAMs App

The clearest difference is ads: NOTAMs App at none against Trivigintuple Calc's shown. Trivigintuple Calc's advantage is device support (3 vs 1) and iOS requirement (15.8.3 vs 17.0). On price 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.

## The numbers

| Metric | Trivigintuple Calc | NOTAMs App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/notams-app/id6757545391/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Monetization | — | Free |
| Size | 36 MB | 2 MB |
| Requires iOS | **15.8.3** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [OVIDIU EFTIMIE](https://appshunter.io/developer/1864580808) |

## What reviewers say

### Trivigintuple Calc

[App page](https://appshunter.io/ios/app/trivigintuple-calc/id6742525963)

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

**In-app purchases:** none


### NOTAMs App

[App page](https://appshunter.io/ios/app/notams-app/id6757545391)

Receive real-time airspace information and critical alerts for flight operations. This app translates aviation abbreviations into plain English and tracks changes to NOTAMs. It offers offline access and a clean interface designed for pilots.

**Highlights:** Real-time NOTAM delivery, Instant push notifications, Smart severity classification, Multi-FIR monitoring, Automatic NOTAM translation, Change tracking, Offline access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trivigintuple Calc free?

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

### Is NOTAMs App free?

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

### Do Trivigintuple Calc or NOTAMs App have ads?

Trivigintuple Calc shows ads; NOTAMs App does not.

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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.*