# In Folio vs GRF Snowtam

The clearest difference is update cadence: In Folio at every 2 weeks against GRF Snowtam's every 4 months. In Folio also leads on iOS requirement (13.0 vs 15.6). On price, rating, review sentiment and ratings volume there is nothing between them.

In Folio costs $1.49 and GRF Snowtam $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 1.0 for In Folio against 1.0 for GRF Snowtam. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

In Folio ships an update every 2 weeks, GRF Snowtam every 4 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | In Folio | GRF Snowtam |
| --- | --- | --- |
| Price | **$1.49** | $1.99 |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/in-folio/id1483396178/reviews) | [1.0 (1 ratings)](https://appshunter.io/ios/app/grf-snowtam/id1514590590/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Paid | Paid |
| Size | 15 MB | 9 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alphanums](https://appshunter.io/developer/1461715998) | [Pedro Isidoro](https://appshunter.io/developer/1506809339) |

## What reviewers say

### In Folio

[App page](https://appshunter.io/ios/app/in-folio/id1483396178)

This app helps you create professional-looking booklets from PDF files. It automates the process of arranging, folding, and stapling pages for a polished publication. Supports various folding formats like folio, quarto, and octavo.

**Highlights:** Create booklets from PDFs, Supports folio, quarto, six, octavo folds, Automated photocomposition, Adjustable paper and print formats, Preserves original document resolution, Available in 6 languages

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is In Folio free?

In Folio costs $1.49, with no in-app purchases.

### Is GRF Snowtam free?

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

### Which has better reviews, In Folio or GRF Snowtam?

In Folio and GRF Snowtam are both rated 1.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do In Folio or GRF Snowtam have ads?

Neither In Folio nor GRF Snowtam shows ads.

### Which is updated more often, In Folio or GRF Snowtam?

In Folio ships an update every 2 weeks, and GRF Snowtam every 4 months. Most recently, In Folio was updated on October 29, 2026 and GRF Snowtam on October 25, 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.*