1. First, please check the settings of TN-1M.

Look at a meter in the center of the screen.
Standard Pitch: Can you see "A440"?

You can change the setting of the standard pitch here.

You can turn to Manual-Mode by tapping a few times.

The sound is too low against target pitch.


The sound is low against target pitch.


The sound is too high against target pitch.


The sound is high against target pitch.


Since the needle is pointing to "0", the pitch is in tune with the target.

If you set this app just intonation Maj-D, you can get perfect 5th(just interval) each between G, D, A, E. It's useful for the tuning of the violin.
Unlike the case of equal temperament, not to match to 0 in the center. So you will see a blue mark. Please move the needle there.

1. First, please check the settings of TN-1M.

Look at a meter in the center of the screen.
Temperament Name: Can you see "Just Intonation Maj-D"? This item is blank when equal temperament. Standard Pitch: Can you see "A440"?

You can change the setting of temperament and reference pitch here.

It displays a blue indicator that points just intonation.

The sound is too low against target pitch.


The sound is low against target pitch.


The sound is too high against target pitch.


The sound is high against target pitch.


Since the needle is pointing to the blue indicator, the pitch is in tune with the target.

You can hear a fine-pitched guide note that responds for your instrument.

1. Turn to Auto-Mode(blue color)

(1). Open `Practice Menu`, tap the menu icon.

(2). Tap Edit button on Edit Menu screen.

(3). The screen is in edit mode, tap (+) button.

(4). New Practice is created, tap Done button and return from edit-mode.

(5). Open Edit Practice screen.

(6). Set practice name, tap clef and set key signature.

(7). Tap Add button, a first note is added.

(8). Tap Edit button, tap (+) button, added notes in edit-mode.

(9). Tap Done button and return from edit-mode.

(10). Set pitch for added notes.

(11). Repeat the above (8) to (10) in the same way, press the Back button on the upper left, and back to Main Screen.

(1). Tap Edit button.

(2). Tap left (+) icon. A note is added.

(3). Move left icon up or down slowly, you can rearrange the note.

(4). Tap Done button and return from edit-mode.

(1). Version up to latest TN-1M each iPhones.
(2). Make sure that each iPhone Wi-Fi and Bluetooth enabled.

(3). Enable AirDrop both iPhones.
Swipe up from the bottom of the screen, open Control Center.

(4). Taro starts TN-1M, and choose a practice that Taro want to send.
And unlock screen of the Ichiro's iPhone.

(5). Tap share button on Taro's iPhone, and choose "Share practice by AirDrop".

(6). Ichiro's iPhone is found, the icon will appear, tap it.

(7). The message is appearing on Ichiro's iPhone, and choose "Accept".

(8). Ichiro can choose the app which can open data. Select "TN-1M".

(9). Start TN-1M, and the message is shown.

(10). Tap refresh button on Practice Menu.

(11). Taro's practice has been added.

(12). Recommended that for security reasons, each iPhone AirDrop to disable.

(1). Version up to latest TN-1M each iPhones.
(2). Taro starts TN-1M, and choose a practice that Taro want to send.

(3). Tap share button on Taro's iPhone, and choose "Share practice by email".

(4). New message screen of email with attachment file appears.
Please enter the address and subject.

(5). Ichiro received email.

(6). Long tap the attachment file.

(7). Ichiro can select apps to open attachments, choose "TN-1M".

(8). Start TN-1M, and the message is shown.

(9). Tap refresh button on Practice Menu.

(10). Taro's practice has been added.

(1). Menu Button:
Open or close practice menu from the left side.

(2). Practice Control Buttons:
From the left, go to the top note, go to the previous note, start/stop, next note.

(3). Metronome Button:
Open and close a metronome right side.

(4). Staff of Practice:
Show the staff select practice.
You can use the staff function by purchase 'Remove Ads'.

(5). Beat of Metronome:
Left light is an accent. Right one is a beat.

(6). Note Button:
On auto mode, this buttons becomes the indicator of detecting note.

(7). Meter:
Target pitch is the point of zero.

(8). Response:
This slider is used to set the volume level to detect the pitch. When you move to the left direction, sensitivity becomes DULL.
This slider goes hand in hand with an indicator in a meter.
This is appearing on Auto-mode.

(9). Earphone Volume:
This is a volume of guide-note.
Please use it with the volume which does not hurt your ears.
This slider appears when the earphone is plugged on Auto-mode.

(10). Mode Button:

Off: Stop all this app.


Manual-mode: switch target note by note-button.


Auto-mode: switch target note automatically.

(11). Settings Button:
It will transition to Settings Screen.

(12). Share Button:
You can send a practice to your friend by AirDrop or email.
Please look at "How to share by AirDrop" or "How to share by email".

(13). Violin Tuner Button:
It will transition to Violin Tuner Screen.

(14). Help Button:

(15). Edit Menu Button:
It will transition to Edit Menu Screen.

(16). Practice Menu:

(17). Refresh Button:
Refresh practice menu.
Use this button when you are importing practice data.

(18). Accent:
You can choose accent interval in 2, 3, 4 or 6.

(19). Accent Volume:
This slider to the minimum, no accent interval to be.

(20). Mute Button:
Mute the metronome.

(21). Tempo Dial:
It changes tempo between 40 and 208 beats per minute.

(22). Start/Stop Button:
To start the metronome, with the mode-button will be ON.

(23). Tuning Fork of Standard Pitch:
To the sound is when you tap. The sound will stop when you tap again.

(24). Volume of Tuning Fork:

(1). Standard Pitch:
Set the standard pitch of A.

(2). Temperament:
Set the temperament. (default, Equal Temperament)

(3). Key for Transposing Instrument(for meter buttons):
It shifts note name on the buttons around meter for the transposing instruments.

(4). Key for Transposing Instrument(for staff):
It shifts key on the staff for the transposing instruments.

(5). Tone of Guide Note:

(6). Clef:
You can change clef of staff in the meter.
You can use the stave feature in the meter after purchase 'Remove Ads'.

(7). Accidentals:
You can change accidentals of staff in the meter.
You can use the staff feature in the meter after purchase 'Remove Ads'.

(8). Target Range:
You can change octave range of staff in the meter.
You can use the staff feature in the meter after purchase 'Remove Ads'.

(9). Note Notation:
You can change the language of note notation.

(10). Remove Ads:
It will transition to Purchase Screen. You can buy "Remove Ads" function(In-App Purchase).

(1). Standard Pitch:
Set the standard pitch of A.

(2). Temperament:
You can choose from equal temperament 5th and just intonation 5th for the pitch between each string.

(3). Strings:
It plays the note.

(4). Volume: