Great Circle Tool vs In Folio
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Great Circle Tool
Calculate the shortest distance between two points on Earth's surface. Ideal for pilots, it estimates flight times based on aircraft speed. A valuable planning utility for aviation professionals.
- Great circle distance calculation
- Airport to airport distance
- Flight time estimation
- Aircraft speed input
- Pilot planning tool
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This is an app to quickly measure the great circle distance between two points or airports around the globe. It is a great tool for pilots who can add the aircraft speed and get an estimate of the flight time as well. A must have planning tool for all pilots!
In Folio
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.
- 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
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Have you ever struggled at home or at the office to print a user manual such as a booklet, folded in 2 or 4 or more, and give your publication a professional look? In Folio assists you in the preparation and execution of your impressions, to create booklets assembled, folded, stapled like a real book. You can now create booklets or books: - folio, pages folded in 2 - in quarto, pages folded in 4 - in six, pages folded in 6 - in octavo, pages folded in 8. Whole pdf file preparation can be automated. In Folio works on Mac, allowing you to do everything directly on your Mac, without needing an iPhone or iPad. With photocomposition capability, the process is fully automated: - Copy the PDF file, in A4, A5, A6, or A7 format, ISO or US, into the 'In Folio' app documents. - On a Mac, you can copy the file by dragging and dropping its icon onto the “In Folio” icon - Select the print paper format (A4 or A3, ISO or US). - Request “PhotoComposer.” - Print the file without having to do anything other than check the double-sided mode and print orientation. Printing is performed without any loss of resolution from the original document. You can also print large documents (more than 16 pages) in Book mode: the layout is divided into sections, which are easier to fold. These sections are then assembled into a book that can be bound. A complete user manual is available on our website:https://alphanumsapps.com In Folio is available in 6 languages: English, French, German, Spanish, Italian, Greek. In Folio works on IOS 13 and higher on iPhone or iPad or macOS 14 or higher. Note: Even if your high-end printer handles layouts in quarto, in Six, 'In Folio' offers you unprecedented ease in creating any type of book or booklet, from in folio to in octavo.
Screenshots
Verdict
The clearest difference is rating: Great Circle Tool at 2.6 against In Folio's 1.0. Great Circle Tool also leads on review sentiment (33% vs 0%) and update cadence (every 4 days vs every 2 weeks). In Folio's advantage is price ($1.49 vs $2.99). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Great Circle Tool costs $2.99 and In Folio $1.49 up front. Neither carries in-app purchases, so what you see is what you pay.
Great Circle Tool holds the better App Store score, 2.6 against 1.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 33% of Great Circle Tool's written reviews are positive against 0% of In Folio's.
Great Circle Tool ships an update every 4 days, In Folio every 2 weeks. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.
| Parameter | Great Circle Tool | In Folio |
|---|---|---|
| Price | $2.99 | $1.49 — better |
| Rating | 2.6 (5 ratings) — better | 1.0 (2 ratings) |
| Positive reviews | 33.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 5 — better | 2 |
| Update frequency | Every 4 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 13.0 |
| Further details — not scored | ||
| Size | 11 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Learrocket Productions, LLC | Alphanums |
Customer experience
Great Circle Tool
In Folio
In-app purchases
Great Circle Tool
No in-app purchases
In Folio
No in-app purchases
Questions
Is Great Circle Tool free?
Is In Folio free?
Which has better reviews, Great Circle Tool or In Folio?
Do Great Circle Tool or In Folio have ads?
Which is updated more often, Great Circle Tool or In Folio?
Other comparisons
