# GRF Snowtam vs CrewRest+

The clearest difference is price: CrewRest+ at Free against GRF Snowtam's $1.99. CrewRest+ also leads on rating (5.0 vs 1.0) and update cadence (every 9 days vs every 4 months). GRF Snowtam's advantage is in-app purchases (none vs 1) and iOS requirement (15.6 vs 17.6). On ratings volume, ads and device support there is nothing between them.

CrewRest+ is free to download; GRF Snowtam costs $1.99 up front. CrewRest+ sells 1 in-app purchase, starting at $6.99 per year. GRF Snowtam asks for nothing beyond the download.

CrewRest+ holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

GRF Snowtam ships an update every 4 months, CrewRest+ every 9 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | GRF Snowtam | CrewRest+ |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/grf-snowtam/id1514590590/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/crewrest-plus/id6757720923/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Monetization | Paid | **Freemium** |
| Size | 9 MB | 14 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pedro Isidoro](https://appshunter.io/developer/1506809339) | [Serge Ostrowsky](https://appshunter.io/developer/286026735) |

## What reviewers say

### GRF Snowtam

[App page](https://appshunter.io/ios/app/grf-snowtam/id1514590590)

Decode aviation weather reports with this tool. It handles Global Reporting Format (GRF) and older Snowtam formats, converts visibility and temperature units, and calculates altitude corrections for cold weather.

**Highlights:** GRF decoder, Snowtam decoder, MOTNE decoder, Visibility converter, Temperature converter, Altitude correction calculator

**Features:** Vision Pro support

**In-app purchases:** none


### CrewRest+

[App page](https://appshunter.io/ios/app/crewrest-plus/id6757720923)

This app helps flight crew calculate rest and duty schedules for long-haul flights. It offers customizable scenarios, including airline-specific options, and allows users to adjust durations and share timelines. A free trial is available before a yearly subscription.

**Highlights:** Rest and duty scheduling calculator, Customizable rest period splits, Airline-specific scenario catalog, Adjustable duration settings, Timeline sharing as PNG, Breaks before rest/duty periods

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly subscription | $6.99 | per year |


## Frequently asked questions

### Is GRF Snowtam free?

GRF Snowtam costs $1.99, with no in-app purchases.

### Is CrewRest+ free?

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

### Which has better reviews, GRF Snowtam or CrewRest+?

CrewRest+ is rated higher. GRF Snowtam averages 1.0 out of 5 from 1 ratings, while CrewRest+ averages 5.0 from 2 ratings.

### Do GRF Snowtam or CrewRest+ have ads?

Neither GRF Snowtam nor CrewRest+ shows ads.

### Which is updated more often, GRF Snowtam or CrewRest+?

GRF Snowtam ships an update every 4 months, and CrewRest+ every 9 days. Most recently, GRF Snowtam was updated on November 3, 2026 and CrewRest+ on October 31, 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.*