# Meteogram for Aviation vs Arc

The clearest difference is update cadence: Arc at fortnightly against Meteogram for Aviation's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Meteogram for Aviation sells 2 in-app purchases, starting at $1.00 per month and Arc sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Meteogram for Aviation ships an update every 8 months, Arc fortnightly. The most recent releases landed on September 18, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Meteogram for Aviation | Arc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/meteogram-for-aviation/id6450712117/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Fortnightly** |
| Monetization | Freemium | — |
| Size | 6 MB | 43 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Bastian Kohlbauer](https://appshunter.io/developer/295858723) | [Marios Pentelas](https://appshunter.io/developer/1878778586) |

## What reviewers say

### Meteogram for Aviation

[App page](https://appshunter.io/ios/app/meteogram-for-aviation/id6450712117)

This app provides detailed aviation-specific weather forecasts with graphical representations of atmospheric data. It helps pilots and aviation enthusiasts make informed flight planning decisions with comprehensive wind, pressure, and precipitation data.

**Highlights:** Aviation-centric weather forecasting, Graphical geopotential value representation, Comprehensive wind and pressure data, Detailed precipitation forecasts, User-friendly interface, Extended forecasting

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $1.00 | per month |
| Pro (Yearly) | $10.00 | per year |


### Arc

[App page](https://appshunter.io/ios/app/arc-meteogram-forecasts/id6759468413)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Meteogram Monthly | $3.99 | per month |
| Yearly Pro | $24.99 | per year |
| Meteogram Yearly | $29.99 | per year |


## Frequently asked questions

### Is Meteogram for Aviation free?

Meteogram for Aviation is free to download, with in-app purchases available.

### Is Arc free?

Arc is free to download, with in-app purchases available.

### Do Meteogram for Aviation or Arc have ads?

Neither Meteogram for Aviation nor Arc shows ads.

### Which is updated more often, Meteogram for Aviation or Arc?

Meteogram for Aviation ships an update every 8 months, and Arc fortnightly. Most recently, Meteogram for Aviation was updated on September 18, 2026 and Arc on October 14, 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.*