Saturday, April 22, 2023

PDF Notes S & PDF Notes C 16.4.1

PDF Notes S & PDF Notes C 16.4.1

On April 23, 2023, Apple finished the review of version 16.4.1 of PDF Notes S & PDF Notes C and they became Ready for Sale. If the receipt is not automatically renewed when updating, please use the Settings - License - Refresh Receipt (License Restore) menu.

On April 22, 2023, I uploaded version 16.4.1 of PDF Notes S & PDF Notes C to App Store and they became Waiting for Review. After Apple finishes their reviews, they will be Ready for Sale.

PDF Notes S https://itunes.apple.com/app/id961336139
PDF Notes C https://itunes.apple.com/app/id1459073729

This version fixed bugs.


PDF Notes S gives you a 2 pages viewer with horizontal/vertical scroll, and cache for fast page turns, and thumbnails scrollbar.

PDF Notes S gives you ZIP Preview, Quick Look of documents, images, music, videos, and etc.

PDF Notes S gives you Document Browser so that you can organize all your files very easily.

PDF Viewer
- 1 page or 2 pages, horizontal or vertical fast page turns
- Scroll or page turns by tap on sides
- 8 handwriting tools that you can adjust color and line width
- Horizontal or vertical thumbnails scrollbar
- PDF outlines, bookmarks, and annotations list
- PDF search
- Cache manager supports 3 modes, permanent cache, automatic cache, and no cache

Quick Look, ZIP Preview
- PDF, RTF, TEXT
- iWork documents, Office documents
- Images, Music, PiP Videos
- Without Unzip, preview ZIP contents (password may be requested if locked)

NOTE: All content contained herein is subject to change without notice.

16.4.1 of pdf-notes for iPad & pdf-notes for iPhone

pdf-notes for iPad & pdf-notes for iPhone
    version 16.4.1



On April 23, 2023, Apple finished the review of 16.4.1 of pdf-notes for iPad, pdf-notes for iPad (iap) & pdf-notes for iPhone and they became Ready for Sale. If the receipt is not automatically renewed when updating, please use the Settings - License - Refresh Receipt (License Restore) menu.

On April 22, 2023, I uploaded 16.4.1 of pdf-notes for iPad, pdf-notes for iPad (iap) & pdf-notes for iPhone to App Store and they became Waiting for Review. After Apple finishes review, they will be Ready for Sale.

Download pdf-notes for iPad at App Store http://itunes.apple.com/app/id417200844
Download pdf-notes for iPad (iap) at App Store http://itunes.apple.com/app/id391487223
Download pdf-notes for iPhone at App Store https://itunes.apple.com/app/id694946243

This version fixed bugs.

For more information, please check "what's new article" for pdf-notes for iPad and pdf-notes for iPhone

Easy & Speedy... and Finger-Writing Notes...


Utilize pdf-notes to manage all the pdf files on your iPad. Fast display, quick page-turning even a thousand pages, useful finger-writing and email your notes to your friends.

Differentiation-1. While turning pages of paperbooks fast, you can glance over the pages. While turning pages of pdf-notes fast, you can still run over the contents. Speedy page turning and scanning the contents with pdf-notes or paperbooks.

Differentiation-2. There are many pdf readers allow you to annotate; but do you know which app allows you can write any notes in a second? If you are using pdf-notes, you may experience very fast and intuitive finger-writing like: zoom-in and note by double-tap or; writing with one finger, page-turning with two fingers, pen-changing with three fingers.

- Easy importing PDF files through (DropBox, Email or Safari's) "Open In..." or iTunes
- Categorized multiple bookshelves(booklists) with powerful search
- Displaying pages as optimized size 1024x768 of iPad
- Portrait and landscape view
- Pinch zoom and crop page-margins
- Fast loading and Speedy page-turning

- Finger-writing with a variety of pens, highlighters and text notes
- Easy "zoom-in and note" on a magnified screen by a double tap
- One-step page-turning using 2 fingers on editing mode
- One-step pen-changing or undo/redo using 3 fingers on editing mode
- Exporting annotated PDF files to Email

- External display and screen brightness controls
- AirPrint and multi-tasking

Saturday, April 1, 2023

PDF Notes S & PDF Notes C 16.4

PDF Notes S & PDF Notes C 16.4

On April 3, 2023, Apple finished the review of version 16.4 of PDF Notes S & PDF Notes C and they became Ready for Sale. If the receipt is not automatically renewed when updating, please use the Settings - License - Refresh Receipt (License Restore) menu.

On April 1, 2023, I uploaded version 16.4 of PDF Notes S & PDF Notes C to App Store and they became Waiting for Review. After Apple finishes their reviews, they will be Ready for Sale.

PDF Notes S https://itunes.apple.com/app/id961336139
PDF Notes C https://itunes.apple.com/app/id1459073729

This version fixed bugs.


PDF Notes S gives you a 2 pages viewer with horizontal/vertical scroll, and cache for fast page turns, and thumbnails scrollbar.

PDF Notes S gives you ZIP Preview, Quick Look of documents, images, music, videos, and etc.

PDF Notes S gives you Document Browser so that you can organize all your files very easily.

PDF Viewer
- 1 page or 2 pages, horizontal or vertical fast page turns
- Scroll or page turns by tap on sides
- 8 handwriting tools that you can adjust color and line width
- Horizontal or vertical thumbnails scrollbar
- PDF outlines, bookmarks, and annotations list
- PDF search
- Cache manager supports 3 modes, permanent cache, automatic cache, and no cache

Quick Look, ZIP Preview
- PDF, RTF, TEXT
- iWork documents, Office documents
- Images, Music, PiP Videos
- Without Unzip, preview ZIP contents (password may be requested if locked)

NOTE: All content contained herein is subject to change without notice.

16.4 of pdf-notes for iPad & pdf-notes for iPhone

pdf-notes for iPad & pdf-notes for iPhone
    version 16.4



On April 3, 2023, Apple finished the review of 16.4 of pdf-notes for iPad, pdf-notes for iPad (iap) & pdf-notes for iPhone and they became Ready for Sale. If the receipt is not automatically renewed when updating, please use the Settings - License - Refresh Receipt (License Restore) menu.

On April 1, 2023, I uploaded 16.4 of pdf-notes for iPad, pdf-notes for iPad (iap) & pdf-notes for iPhone to App Store and they became Waiting for Review. After Apple finishes review, they will be Ready for Sale.

Download pdf-notes for iPad at App Store http://itunes.apple.com/app/id417200844
Download pdf-notes for iPad (iap) at App Store http://itunes.apple.com/app/id391487223
Download pdf-notes for iPhone at App Store https://itunes.apple.com/app/id694946243

This version fixed bugs.

For more information, please check "what's new article" for pdf-notes for iPad and pdf-notes for iPhone

Easy & Speedy... and Finger-Writing Notes...


Utilize pdf-notes to manage all the pdf files on your iPad. Fast display, quick page-turning even a thousand pages, useful finger-writing and email your notes to your friends.

Differentiation-1. While turning pages of paperbooks fast, you can glance over the pages. While turning pages of pdf-notes fast, you can still run over the contents. Speedy page turning and scanning the contents with pdf-notes or paperbooks.

Differentiation-2. There are many pdf readers allow you to annotate; but do you know which app allows you can write any notes in a second? If you are using pdf-notes, you may experience very fast and intuitive finger-writing like: zoom-in and note by double-tap or; writing with one finger, page-turning with two fingers, pen-changing with three fingers.

- Easy importing PDF files through (DropBox, Email or Safari's) "Open In..." or iTunes
- Categorized multiple bookshelves(booklists) with powerful search
- Displaying pages as optimized size 1024x768 of iPad
- Portrait and landscape view
- Pinch zoom and crop page-margins
- Fast loading and Speedy page-turning

- Finger-writing with a variety of pens, highlighters and text notes
- Easy "zoom-in and note" on a magnified screen by a double tap
- One-step page-turning using 2 fingers on editing mode
- One-step pen-changing or undo/redo using 3 fingers on editing mode
- Exporting annotated PDF files to Email

- External display and screen brightness controls
- AirPrint and multi-tasking

Thursday, February 2, 2023

how to use musebook m2 preset style tuning features

To switch to the tuning screen, press the tuning fork button located on the top right. To return to the metronome screen, press the same button again.

musebook metronome m2 preset style tuning fork button
musebook metronome m2 preset style tuning fork button



Adjust the reference note by pressing the ▼ or ▲ buttons.

The reference note range supported by musebook metronome m2 is A0 to C8.

You can easily adjust the reference note by holding down the ▼ or ▲ buttons.



Adjust the frequency of A4 by pressing the A4 440Hz button.

The frequency range of A4 supported by musebook metronome m2 is 440Hz ~ 445Hz.



Press the instrument button at the upper right to change the reference note instrument (sine wave, guitar, piano).



You can mute the reference note sound by pressing the mute button at the lower right.


my lifelong musical companion, musebook m2

how to use musebook m2 pendulum style tuning features

To switch to the tuning screen, press the tuning fork button located on the top right. To return to the metronome screen, press the same button again.

뮤즈북 메트로놈 m2 시계추 스타일 소리굽쇠 버튼
뮤즈북 메트로놈 m2 시계추 스타일 소리굽쇠 버튼



Adjust the reference note by pressing the ▼ or ▲ buttons.

The reference note range supported by musebook metronome m2 is A0 to C8.

You can easily adjust the reference note by holding down the ▼ or ▲ buttons.



Adjust the frequency of A4 by pressing the A4 440Hz button.

The frequency range of A4 supported by musebook metronome m2 is 440Hz ~ 445Hz.



Press the instrument button at the upper right to change the reference note instrument (sine wave, guitar, piano).



You can mute the reference note sound by pressing the mute button at the lower right.


my lifelong musical companion, musebook m2

how to use musebook m2 digital style tuning features

To switch to the tuning screen, press the tuning fork button located on the top right. To return to the metronome screen, press the same button again.

musebook metronome m2 digital style tuning fork button
musebook metronome m2 digital style tuning fork button


Adjust the reference note by pressing the ▼ or ▲ buttons.

The reference note range supported by musebook metronome m2 is A0 to C8.

You can easily adjust the reference note by holding down the ▼ or ▲ buttons.



Adjust the frequency of A4 by pressing the pitch button.

The frequency range of A4 supported by musebook metronome m2 is 440Hz ~ 445Hz.

You can easily adjust the frequency of A4 by holding down the pitch button.



Press the instrument button to change the reference note instrument (sine wave, guitar, piano).



You can mute the reference note sound by pressing the mute button at the lower right.


my lifelong musical companion, musebook m2

how to use musebook m2 preset style beginner features

If you press the play▶︎ button of musebook metronome m2 preset style, the metronome plays and changes to the stop◼︎ button, and if you press the stop◼︎ button, the metronome stops and changes to the play▶︎ button.

musebook metronome m2 preset style play & stop
musebook metronome m2 preset style play & stop


Adjust the tempo by pressing the ⊖ or ⊕ buttons.

The tempo range supported by musebook metronome m2 is 1 to 300 BPM(Beats Per Minute).

You can quickly adjust the tempo by holding down the ⊖ or ⊕ buttons.

musebook metronome m2 preset style change tempo
musebook metronome m2 preset style change tempo


musebook metronome m2 announces quarter note beat as beat sound.

By pressing the note button, you can split one quarter note into two, three eighth notes or four sixteenth notes, with the first beat announced by a beat sound and the rest by a weak beat sound.

You can specify a bar by pressing the meter button, 0 for no bar or 1 to 20 quarter notes for a single bar.

When a measure is specified, a note button for each quarter note beat appears. By pressing these buttons, you can switch between accented beat sounds, beat sounds, weak beat sounds, and mute.



You can change the beat voice by pressing the bell button at the upper right.



You can mute the beat sound by pressing the mute button at the lower right.


my lifelong musical companion, musebook m2

how to use musebook m2 pendulum style beginner features

musebook metronome m2 pendulum style has a pendulum bar within a stop zone.

Touching the screen and moving your finger over the pendulum bar holds the pendulum bar. Releasing your finger releases the pendulum bar.

Moving the pendulum bar from the stop zone to the left or right plays the metronome.

Holding the pendulum bar stops the metronome while releasing it from either end restarts it, and releasing it from any other location moves pendulum bar back to the stop zone.

musebook metronome m2 pendulum style play & stop
musebook metronome m2 pendulum style play & stop


Holding the pendulum slider and move it up and down to change the tempo.

The tempo range supported by musebook metronome m2 is 1 to 300 BPM(Beats Per Minute).

Press the ⊖ or ⊕ buttons on the right to adjust the tempo by ±1, or press and hold to adjust quickly.

musebook metronome m2 pendulum style tempo
musebook metronome m2 pendulum style tempo


musebook metronome m2 announces quarter note beat as beat sound.

By pressing the beat button on the left, you can split one quarter note into two, three eighth notes or four sixteenth notes, with the first beat announced by a beat sound and the rest by a weak beat sound.



You can specify a bar by pressing the meter button on the left, 0 for no bar or 1 to 20 quarter notes for a single bar.

When a measure is specified, a beat button for each quarter note beat appears below the meter button. By pressing these buttons, you can switch between accented beat sounds, beat sounds, weak beat sounds, and mute.



You can change the beat voice by pressing the bell button at the upper right.



You can mute the beat sound by pressing the mute button at the lower right.


my lifelong musical companion, musebook m2

Wednesday, February 1, 2023

how to use musebook m2 digital style beginner features

If you press the play▶︎ button of musebook metronome m2 digital style, the metronome plays and changes to the stop◼︎ button, and if you press the stop◼︎ button, the metronome stops and changes to the play▶︎ button.

musebook metronome m2 digital style - play & stop
musebook metronome m2 digital style - play & stop


Adjust the tempo by pressing the ⊖ or ⊕ buttons.

The tempo range supported by musebook metronome m2 is 1 to 300 BPM(Beats Per Minute).

You can quickly adjust the tempo by holding down the ⊖ or ⊕ buttons.

musebook metronome m2 digital style - tempo
musebook metronome m2 digital style - tempo


musebook metronome m2 announces quarter note beat as beat sound.

By pressing the beat button, you can split one quarter note into two, three eighth notes or four sixteenth notes, with the first beat announced by a beat sound and the rest by a weak beat sound.



You can specify a bar by pressing the meter button, 0 for no bar or 1 to 20 quarter notes for a single bar.

When you specify a measure, the first quarter note is announced with an accent.



You can change the beat voice by pressing the bell button at the upper right.



You can mute the beat sound by pressing the mute button at the lower right.


my lifelong musical companion, musebook m2

Tuesday, January 31, 2023

musebook metronome m2 installation and first run

Please download the musebook metronome m2 app from the App Store on your iPhone, iPad, or Apple Silicon Mac.

https://itunes.apple.com/app/id1645774130

musebook metronome m2 installed on iPhone or iPad
musebook metronome m2 installed on iPhone or iPad


Upon opening the app for the first time, you will be presented with a window with the m2 beginner features selected.

Please review the information provided in the window and then close it.

3 levels of features available in musebook metronome m2
3 levels of features available in musebook metronome m2

m2 beginner features offer metronome and tuning functions on iPhone and supports synchronized haptic feedback on Apple Watch.

m2 intermediate features include setlists and interval timer capabilities.

m2 advanced features provide m2 connection options for connecting with other nearby iPhones.


musebook metronome m2 offers three user interfaces: digital style, pendulum style, and preset style.

The style can be altered by pressing the change button located at the bottom left.


musebook metronome m2 digital style
musebook metronome m2 digital style

musebook metronome m2 pendulum style
musebook metronome m2 pendulum style

musebook metronome m2 preset style
musebook metronome m2 preset style

musebook metronome m2 three styles altered in real time
musebook metronome m2 three styles altered in real time

my lifelong musical companion, musebook m2

Sunday, January 29, 2023

musebook metronome m2 16.3.1

musebook® metronome m2 16.3.1

On January 30, 2023, Apple finished the review of version 16.3.1 of musebook® metronome m2 and it became Ready for Sale.

On January 29, 2023, I uploaded version 16.3.1 of musebook® metronome m2 to App Store and it became Waiting for Review. After Apple finishes their reviews, they will be Ready for Sale.

https://itunes.apple.com/app/id1645774130

This version fixed bugs.




- supports 3 levels of features: beginner, intermediate and advanced
- supports 3 styles: digital style, pendulum style and preset style
- accurate and stable beat timing with any tempo
- easy to use and intuitive interface (start by moving bar outward, stop by holding bar inward)
- supports Apple Watch, bluetooth keyboard/pedals
- connecting m2 by linking up multiple devices
- multiple setlists(preset lists)
- preset interval faster(slower), interval mute, and timer
- wide tempo range from 1 to 300 BPMs (1 BPM step)
- various meters from 1 to 20 and 0(zero)
- various sub-beats (eighth, tuplet, sixteenth, and rests)
- configurable beat rhythm patterns (accent, on, sub-beat, off)
- three metronome sound sets
- beat flash when in a noisy environment
- mute
- tapping
- reference tones from A0 to C8 (88 keys)

NOTE: All content contained herein is subject to change without notice.

Tuesday, January 24, 2023

musebook metronome m2 16.3

musebook® metronome m2 16.3

On January 25, 2023, Apple finished the review of version 16.3 of musebook® metronome m2 and it became Ready for Sale.

On January 24, 2023, I uploaded version 16.3 of musebook® metronome m2 to App Store and it became Waiting for Review. After Apple finishes their reviews, they will be Ready for Sale.

https://itunes.apple.com/app/id1645774130

This version supports 3 levels of features: beginner, intermediate and advanced.

m2 beginner features provides metronome and tuning features on the iPhone, and synced haptics support on the Apple Watch.

m2 intermediate features provides setlists and interval timer features in addition.

m2 advanced features provides m2 connection features that works with nearby iPhones in addition.






- supports 3 levels of features: beginner, intermediate and advanced
- supports 3 styles: digital style, pendulum style and preset style
- accurate and stable beat timing with any tempo
- easy to use and intuitive interface (start by moving bar outward, stop by holding bar inward)
- supports Apple Watch, bluetooth keyboard/pedals
- connecting m2 by linking up multiple devices
- multiple setlists(preset lists)
- preset interval faster(slower), interval mute, and timer
- wide tempo range from 1 to 300 BPMs (1 BPM step)
- various meters from 1 to 20 and 0(zero)
- various sub-beats (eighth, tuplet, sixteenth, and rests)
- configurable beat rhythm patterns (accent, on, sub-beat, off)
- three metronome sound sets
- beat flash when in a noisy environment
- mute
- tapping
- reference tones from A0 to C8 (88 keys)

NOTE: All content contained herein is subject to change without notice.