Liber Pro

The Liber Usualis in your hand

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Description

Liber Pro takes the 1961 Liber Usualis, a book of over 2,300 pages of Gregorian Chant for use throughout the liturgical year, and literally puts it at your fingertips on your iPhone, iPad, or iPod Touch. Liber Pro adds to this tome a linked table of contents, user-defined bookmarks, vertical and horizontal paging and zooming, browser-like navigation, a dynamic liturgical calendar, and more.
Liber Pro is more than just an eBook. It is also a complete 1961 Roman Calendar, capable of calculating the moveable feasts throughout the year automatically. This means you can select a date; view the proper, common, and feria for that date; and jump instantly to the relevant pages in the Liber Usualis.
FEATURES:
Browser:
- 1961 Liber Usualis: over 2,300 pages
- Scroll, zoom, and page with touch gestures
- Simple “Back” and “Forward” buttons traverse browsing history
- Browse in portrait or landscape orientation
- Option to hide view selector for additional viewing area
- Selectable paging direction: up and down or left and right
- Selectable overlay eases page viewing
- Two-finger tap brings up markup palette (In-App Purchase Required)
Calendar:
- Calculates the day’s feast from the calendar of 1961
- Links to the starting page of the proper, common, and feria of the day
- Select today, the next or previous day, the next or previous week, or choose a day with a date picker
Bookmarks:
- User-defined bookmarks retain page, position, and zoom
- List of bookmarks can be reordered and individual bookmarks deleted
Table of Contents:
- Extensive table of contents provides links to Masses, offices, rubrics, and much more
History:
- Provides links to the 100 most recently visited pages this session
Search:
- Text-based search of the Liber
- Tap a search result to jump to the page
Annotations:
- iPhone/iPod
- Three drawing tools plus selection tool
- Freeform or four-point-fill drawing modes
- Four colors available plus ability to white page text out
- iPad
- Includes all annotation features available for iPhone/iPod
- Additional highlighter tool
- Four point line-to mode
- Twelve color palette
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Liber Pro FAQ

  • Is Liber Pro free?

    Yes, Liber Pro is completely free and it doesn't have any in-app purchases or subscriptions.

  • Is Liber Pro legit?

    ✅ The Liber Pro app appears to be high-quality and legitimate. Users are very satisfied.

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  • How much does Liber Pro cost?

    Liber Pro is free.

  • What is Liber Pro revenue?

    To get estimated revenue of Liber Pro app and other AppStore insights you can sign up to AppTail Mobile Analytics Platform.

User Rating
App is not rated in Lebanon yet.
Ratings History

Liber Pro Reviews

Great App!

818rudy on

United States

Very useful and informative! I have really enjoyed using this app and would recommend this to others as well! Thanks to the developer for such great work!

Exactly what it needs to be - hi res on the new Retina display

twladin on

United States

Update - 2016-02-28 I hope this gets updated soon. It would be really nice if it took advantage of the new fluid layout methods of iOS 8 and later so that it could leverage the extra screen real estate of the iPad Pro. ------- This app makes the Liber Usualis very approachable. Calendar integration is fantastic, especially for those trying to wade the then more eclectic rules regarding the structure of the pre-Vatican II Church year. This is straight scan of the Liber, so don't expect it to behave like a traditional ebook. No text flow. You pan from column to column. I have used this app for a while on the iPad2, but it looks fantastic on the Retina display of the new iPad. No update required to gain the extra resolution. Kudos the the developers for getting this right. My only gripe is that the app can be persnickety when moving from page to page. It tries to "help" you go to the top of the next column, but it often feels more like a tug-of-war. It works much better, however, in portrait mode.

An excellent update to a brilliant application

guardajoias on

United States

This update brings Liber Pro to full compatibility with iOS 8 and 9, and the larger iPhone screens. Thank you. There are also several welcome adjustments. On an iPhone 6 with iOS 8, the screen is now well used and makes it much more efficient for liturgical use. The zoom is indeed a bit quirky, but this is much less required than before on newer screens, as in landscape mode, the page is perfectly readable and accessible. Hopefully that can be fixed in a subsequent update. The combination of a reliable calendar with all the pages of the Liber Usualis is just brilliant.

Amazing App

bhcordova on

United States

Can you imagine! The entire Liber Usualis fully indexed for this amazing price???!!!??!!!

Very appreciative of the effort, but...

C4_993_Driver on

United States

Such great potential, but this falls short in terms of practical use. Yes, it's not an eBook as another review mentioned, but the pages don't have an adjustment where a single page cab be viewed. I chant in a schola, and not being able to see a complete page is rather limiting. In addition, the page "turning" is very slow to resolve. The next page "snaps" in place and ruins the flow. Think of this as the chant moves from one page to the next. Virtually unusable. In addition, although there are bookmarks, the app is very slow. One has to access the "bookmark menu", press the desired bookmark, and then let the app think about it. By the time the screen finally resolves, the flow of following is ruined -- especially for the short variable parts such as the Introit. This has great potential, but the slowness of the app and the lack of customization doesn't leave me with a positive experience. This would be a tough app to recommend.

One I never thought I would see!

Eruan on

United States

This is excellent! As a part-time teacher, part-time student, I could never afford the text itself, even with the help of the publisher. This gives me what I need to continue my studies in Mediaeval Music. Thanks, Darke Applications!

Wow

Budgerboy on

United States

This is an awesome app! I recommend it to anyone in a traditional Latin choir!

No more back pain!

JoHaPine on

United States

I downloaded the new Liber Pro application and it is simply awesome. The mere fact that I can carry my iPod touch to the choir loft and not have to hold the real 5 lbs, back breaking Liber in my hands is worth the price. No more having to page through the 2,000 page book to find an out of sequence Gradual or Offertory. Simply jump to that page. I like the overlay feature, and the Table of Contents layout. I have only one complaint, but it's more of a nit-pick than anything else. If you setup the Auto Hide feature to maximize the viewable area by hiding the view selector, the very top of the page (including the page number and title) are not viewable if you are in horizontal page navigation mode. You can get around that by selecting the vertical page navigation, and slowly scrolling up to the top of the page. Who would have thought that you could attend the Extraordinary Form of the Mass, using the 1962 Missal, while following along and singing from an electronic device? Deo Gratias!

Very useful

jbrown2k10 on

United States

For anyone who is interested in the traditional Catholic liturgy and the sacred music of that liturgy, this program can be very helpful. Given the size of the true Liber Usualis, having it in pocket size form for quick reference and review is an excellent idea.

Casini1

Petoftheweek on

United States

Sad.

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Liber Pro Competitors

Name
Auxilium Christianorum
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Catholic Saints Calendar Plus
Stay faithful every day
Airports.
IATA/ICAO/FAA database

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App Info

Category
Reference
Languages
Catalan, Croatian, Dutch, English, French, German, Greek (modern), Hungarian, Italian, Japanese, Norwegian Bokmål, Polish, Portuguese, Russian, Chinese, Spanish, Swedish, Thai, Chinese, Turkish, Ukrainian
Recent release
3.6.2 (1 year ago )
Released on
Sep 29, 2009 (15 years ago )
Last Updated
2 days ago