diff --git a/app.js b/app.js
index 80ae672..da44a82 100644
--- a/app.js
+++ b/app.js
@@ -1,7 +1,6 @@
 const generateToneButton = document.querySelector('#generate-tone > button:nth-of-type(1)')
-const generateNoteButton = document.querySelector('#generate-tone > button:nth-of-type(2)')
-const playButton = document.querySelector('#generate-tone > button:nth-of-type(3)')
-const stopButton = document.querySelector('#generate-tone > button:nth-of-type(4)')
+const playButton = document.querySelector('#generate-tone > button:nth-of-type(2)')
+const stopButton = document.querySelector('#generate-tone > button:nth-of-type(3)')
 const toneDisplay = document.querySelector('#generate-tone dd')
 const minInput = document.querySelector('#generate-tone input:nth-of-type(1)')
 const maxInput = document.querySelector('#generate-tone input:nth-of-type(2)')
@@ -31,32 +30,32 @@ maxInput.setAttribute('placeholder', highest)
 
 generateToneButton.addEventListener('click', () => {
 	Tone.start()
-	const minFreq = teoria.note(lowest).fq()
-	const maxFreq = teoria.note(highest).fq()
-	newTone = (Math.random() * (maxFreq - minFreq)) + minFreq 
-	toneDisplay.innerHTML = newTone
-})
+	if(!document.querySelector('[type="checkbox"]').checked) {
+		
+		const minFreq = teoria.note(lowest).fq()
+		const maxFreq = teoria.note(highest).fq()
+		newTone = (Math.random() * (maxFreq - minFreq)) + minFreq 
 
-generateNoteButton.addEventListener('click', () => {
-	Tone.start()
+	} else {
 
-	const lowOctave = parseInt(lowest.charAt(lowest.length - 1)) * 12
-	const lowNote = notes.findIndex(enharmonics => enharmonics.includes(lowest.substring(0, lowest.length-1)))
-	const highOctave = parseInt(highest.charAt(highest.length - 1)) * 12
-	const highNote = notes.findIndex(enharmonics => enharmonics.includes(highest.substring(0, highest.length-1)))
+		const lowOctave = parseInt(lowest.charAt(lowest.length - 1)) * 12
+		const highOctave = parseInt(highest.charAt(highest.length - 1)) * 12
+		const lowNote = notes.findIndex(enharmonics => enharmonics.includes(lowest.substring(0, lowest.length-1)))
+		const highNote = notes.findIndex(enharmonics => enharmonics.includes(highest.substring(0, highest.length-1)))
 
-	const lowPitch = lowOctave + lowNote
-	const highPitch = highOctave + highNote
-	const pitchSpread = highPitch - lowPitch
-	const randomAddedPitches = Math.floor(Math.random() * (pitchSpread + 1) )
-	const randomPitch = lowPitch + randomAddedPitches
+		const lowPitch = lowOctave + lowNote
+		const highPitch = highOctave + highNote
+		const pitchSpread = highPitch - lowPitch
+		const randomAddedPitches = Math.floor(Math.random() * (pitchSpread + 1) )
+		const randomPitch = lowPitch + randomAddedPitches
 
-	const randomPitchOctave = Math.floor(randomPitch / 12)
-	const randomPitchNote = randomPitch % 12
+		const randomPitchOctave = Math.floor(randomPitch / 12)
+		const randomPitchNote = randomPitch % 12
 
-	newTone = notes[randomPitchNote][0] + randomPitchOctave
-	newTone = teoria.note(newTone).fq()
+		newTone = notes[randomPitchNote][0] + randomPitchOctave
+		newTone = teoria.note(newTone).fq()
 
+	}
 	toneDisplay.innerHTML = newTone
 })
 
diff --git a/index.html b/index.html
index 5a7da1b..8ad476b 100644
--- a/index.html
+++ b/index.html
@@ -24,8 +24,9 @@
 		</dl>
 		<input type="text" />
 		<input type="text" />
+		<label>Snap to notes</label>
+		<input type="checkbox"/>
 		<button>Generate Tone</button>
-		<button>Generate Note</button>
 		<button>Play</button>
 		<button>Stop</button>
 	</section>