diff --git a/apps/tempgraph/app.js b/apps/tempgraph/app.js
new file mode 100644
index 000000000..a0bb3016b
--- /dev/null
+++ b/apps/tempgraph/app.js
@@ -0,0 +1,395 @@
+// Temperature Graph
+// BangleJS Script
+
+Bangle.setBarometerPower(true,"tempgraph");
+Bangle.loadWidgets();
+var wids=WIDGETS;
+var widsOn=true;
+var rm=null;
+var gt=null;
+var dg=null;
+var Layout=require("Layout");
+var C=true;
+var temp,tempMode,readErrCnt,watchButton2;
+
+var graph=require("Storage").readJSON("tempgraph.json",true);
+if(graph==undefined) {
+	graph=[];
+}
+
+var timesData=[
+	// dur=duration, u=time units, d=divisions on graph, s=seconds per unit.
+	{dur:10,u:"Mins",d:5,s:60},
+	{dur:20,u:"Mins",d:4,s:60},
+	{dur:30,u:"Mins",d:3,s:60},
+	{dur:40,u:"Mins",d:4,s:60},
+	{dur:1,u:"Hr",d:4,s:3600},
+	{dur:2,u:"Hrs",d:4,s:3600},
+	{dur:3,u:"Hrs",d:3,s:3600},
+	{dur:4,u:"Hrs",d:4,s:3600},
+	{dur:6,u:"Hrs",d:6,s:3600},
+	{dur:8,u:"Hrs",d:4,s:3600},
+	{dur:12,u:"Hrs",d:6,s:3600},
+	{dur:16,u:"Hrs",d:4,s:3600},
+	{dur:20,u:"Hrs",d:5,s:3600},
+	{dur:1,u:"Day",d:4,s:3600},
+	{dur:2,u:"Days",d:4,s:86400},
+	{dur:3,u:"Days",d:3,s:86400},
+	{dur:4,u:"Days",d:4,s:86400},
+	{dur:5,u:"Days",d:5,s:86400},
+	{dur:6,u:"Days",d:6,s:86400},
+	{dur:7,u:"Days",d:7,s:86400}
+];
+var times=[];
+for(n=0;n<timesData.length;n++){
+	times.push(timesData[n].dur+" "+timesData[n].u);
+}
+var durInd=0;
+var duration=times[durInd];
+
+function drawWids(){
+	g.clear();
+	if(widsOn){
+		WIDGETS=wids;
+		Bangle.drawWidgets();
+	} else {
+		WIDGETS={};
+	}
+}
+
+function openMenu(){
+	drawWids();
+	E.showMenu(menu);
+}
+
+function redoMenu(){
+	clearInterval(rm);
+	E.showMenu();
+	openMenu();
+}
+
+function refreshMenu(){
+	rm = setInterval(redoMenu,100);
+}
+function getF(c){
+	// Get Fahrenheit temperature from Celsius.
+	return c*1.8+32;
+}
+
+function getT(){
+	Bangle.getPressure().then(p=>{
+		temp=p.temperature;
+		if(tempMode=="drawGraph"&&graph.length>0&&Math.abs(graph[graph.length-1].temp-temp)>10&&readErrCnt<2){
+			// A large change in temperature may be a reading error. ie. A 0C or less reading after
+			// a 20C reading. So if this happens, the reading is repeated up to 2 times to hopefully
+			// skip such errors.
+			readErrCnt++;
+			print("readErrCnt "+readErrCnt);
+			return;
+		}
+		clearInterval(gt);
+		readErrCnt=0;
+		switch (tempMode){
+			case "showTemp":
+				showT();
+				break;
+			case "drawGraph":
+				var date=new Date();
+				var dateStr=require("locale").date(date).trim();
+				var hrs=date.getHours();
+				var mins=date.getMinutes();
+				var secs=date.getSeconds();
+				graph.push({
+					temp:temp,
+					date:dateStr,
+					hrs:hrs,
+					mins:mins,
+					secs:secs
+				});
+				if(graph.length==1){
+					graph[0].dur=durInd;	
+				}
+				require("Storage").writeJSON("tempgraph.json", graph);
+				if(graph.length==150){
+					clearInterval(dg);
+				}
+				drawG();
+		}
+	});
+}
+
+function getTemp(){
+	readErrCnt=0;
+	gt = setInterval(getT,800);
+}
+
+function setButton(){
+	var watchButton=setWatch(function(){
+		clearInterval(gt);
+		clearInterval(dg);
+		clearWatch(watchButton);
+		Bangle.removeListener("touch",screenTouch);
+		openMenu();
+	},BTN);
+	Bangle.on('touch',screenTouch);
+}
+
+function setButton2(){
+	watchButton2=setWatch(function(){
+		clearWatch(watchButton2);
+		openMenu();
+	},BTN);
+}
+
+function zPad(n){
+	return n.toString().padStart(2,0);	
+}
+
+function screenTouch(n,ev){
+	if(ev.y>23&&ev.y<152){
+		C=C==false;
+		drawG(false);
+	}
+}
+
+function drawG(){
+	function cf(t){
+		if(C){
+			return t;
+		}
+		return getF(t);
+	}
+	drawWids();
+	var top=1;
+	var bar=21;
+	var barBot=175-22;
+	if(widsOn){
+		top=25;
+		bar=bar+24;
+		barBot=barBot-24;
+	}
+	var low=graph[0].temp;
+	var hi=low;
+	for(n=0;n<graph.length;n++){
+		var t=graph[n].temp;
+		if(low>t){
+			low=t;
+		}
+		if(hi<t){
+			hi=t;
+		}
+	}
+	var tempHi=Math.ceil((cf(hi)+2)/10)*10;
+	var tempLow=Math.floor((cf(low)-2)/10)*10;
+	var div=2;
+	if(tempHi-tempLow>10){
+		div=5;
+	}
+	if(C){
+		g.setColor(1,0,0);
+	}else{
+		g.setColor(0,0,1);
+	}
+	var step=(barBot-bar)/((tempHi-tempLow)/div);
+	for(n=0;n<graph.length;n++){
+		var pos=tempLow-cf(graph[n].temp);
+		g.drawLine(n+3,pos*(step/div)+barBot,n+3,barBot+3);
+	}
+	g.fillRect(161,barBot+5,174,barBot+20);
+	g.setColor(1,1,1);
+	g.setFont("6x8:2");
+	if(C){
+		g.drawString("C",163,barBot+5);
+	}else{
+		g.drawString("F",163,barBot+5);
+	}
+	g.setColor(0,0,0);
+	g.setFont6x15();
+	g.drawString("Temperature Graph - "+times[graph[0].dur],1,top);
+	g.drawRect(2,bar-4,153,barBot+4);
+	g.setFont("6x8:1");
+	var num=tempHi;
+	for(n=bar;n<=barBot;n=n+step){
+		g.drawLine(3,n,152,n);
+		g.drawString(num.toString().padStart(3," "),155,n-4);
+		num=num-div;
+	}
+	step=151/timesData[graph[0].dur].d;
+	for(n=step+2;n<152;n=n+step){
+		g.drawLine(n,bar-4,n,barBot+4);
+	}
+	grSt=graph[0];
+	g.drawString("Start: "+grSt.date+" "+grSt.hrs+":"+zPad(grSt.mins),1,barBot+6);
+	var lastT=graph[graph.length-1].temp;
+	g.drawString("Last Reading:",1,barBot+14);
+	g.setColor(1,0,0);
+	g.drawString(lastT.toFixed(1)+"C",85,barBot+14);
+	g.setColor(0,0,1);
+	g.drawString(getF(lastT).toFixed(1)+"F",121,barBot+14);
+	process.memory(true);
+}
+
+function drawGraph(){
+	setButton();
+	tempMode="drawGraph";
+	durInd=times.indexOf(duration);
+	graph=[];
+	getTemp();
+	dg=setInterval(getTemp,1000*timesData[durInd].dur*timesData[durInd].s/150);
+}
+
+function showGraph(){
+	setButton();
+	drawG();
+}
+
+function noBluetooth(){
+	if(NRF.getSecurityStatus().connected){
+		return false;
+	}else{
+		message("Error! Your\nBangle Watch\ncurrently has\nno Bluetooth\nconnection.");
+		return true;
+	}
+}
+
+function saveGraph(){
+	if(noBluetooth()){
+		return;
+	}
+	drawG();
+	g.flip();
+	g.dump();
+	message("Graph has\nbeen sent\nto Web IDE\nfor saving.\n");
+}
+
+function saveData(){
+	if(noBluetooth()){
+		return;
+	}
+	drawG();
+	g.flip();
+	print("Temperature Graph - "+times[graph[0].dur]+"\n");
+	print("\"Date\",\"Time\",\"Celsius\",\"Fahrenheit\"");
+	for(n=0;n<graph.length;n++){
+		var gr=graph[n];
+		print("\""+gr.date+"\",\""+gr.hrs+":"+zPad(gr.mins)+":"+zPad(gr.secs)+"\","+gr.temp+","+getF(gr.temp));	
+	}
+	message("Data has\nbeen sent\nto Web IDE\nfor saving.\n");
+}
+
+function message(mes){
+	setButton2();
+	var messageLO=new Layout({
+		type:"v",c:[
+			{type:"txt",font:"6x8:2",width:171,label:mes,id:"label"},
+			{type:"btn",font:"6x8:2",pad:3,label:"OK",cb:l=>exit()},
+		],lazy:true
+	});
+	drawWids();
+	messageLO.render();
+}
+
+function showT(){
+	tempLO.lab1.label=tempLO.lab3.label;
+	tempLO.lab2.label=tempLO.lab4.label;
+	tempLO.lab3.label=tempLO.lab5.label;
+	tempLO.lab4.label=tempLO.lab6.label;
+	tempLO.lab5.label=temp.toFixed(2)+"C";
+	tempLO.lab6.label=getF(temp).toFixed(2)+"F";
+	tempLO.render();
+}
+
+function exit(){
+	clearWatch(watchButton2);
+	openMenu();
+}
+
+function showTemp(){
+	tempMode="showTemp";
+	setButton2();
+	tempLO=new Layout({
+		type:"v",c:[
+			{type:"h",c:[
+				{type:"txt",pad:5,col:"#f77",font:"6x8:2",label:"      ",id:"lab1"},
+				{type:"txt",pad:5,col:"#77f",font:"6x8:2",label:"      ",id:"lab2"}
+			]},
+			{type:"h",c:[
+				{type:"txt",pad:5,col:"#f77",font:"6x8:2",label:"      ",id:"lab3"},
+				{type:"txt",pad:5,col:"#77f",font:"6x8:2",label:"      ",id:"lab4"}
+			]},
+			{type:"h",c:[
+				{type:"txt",pad:5,col:"#f00",font:"6x8:2",label:"      ",id:"lab5"},
+				{type:"txt",pad:5,col:"#00f",font:"6x8:2",label:"      ",id:"lab6"}
+			]},
+			{type:"h",c:[
+				{type:"btn",pad:2,font:"6x8:2",label:"Temp",cb:l=>getTemp()},
+				{type:"btn",pad:2,font:"6x8:2",label:"Exit",cb:l=>exit()}
+			]}
+		]
+	},{lazy:true});
+	tempLO.render();
+	getTemp();
+}
+
+var menu={
+	"":{
+		"title":" Temp. Graph"
+	},
+
+	"Widgets":{
+		value:widsOn,
+		format:vis=>vis?"Hide":"Show",
+		onchange:vis=>{
+			widsOn=vis;
+			refreshMenu();
+		}
+	},
+
+	"Duration":{
+		value:times.indexOf(duration),
+		min:0,max:times.length-1,step:1,wrap:true,
+		format:tim=>times[tim],
+		onchange:(dur)=>{
+			duration=times[dur];
+		}
+	},
+
+	"Draw Graph":function(){
+		E.showMenu();
+		drawGraph();
+	},
+
+	"Show Graph" : function(){
+		E.showMenu();
+		if(graph.length>0){
+			showGraph();
+		}else{
+			message("No graph to\nshow as no\ngraph has been\ndrawn yet.");
+		}
+	},
+
+	"Save Graph" : function(){
+		E.showMenu();
+		if(graph.length>0){
+			saveGraph();
+		}else{
+			message("No graph to\nsave as no\ngraph has been\ndrawn yet.");
+		}
+	},
+
+	"Save Data" : function(){
+		E.showMenu();
+		if(graph.length>0){
+			saveData();
+		}else{
+			message("No data to\nsave as no\ngraph has been\ndrawn yet.");
+		}
+	},
+
+	"Show Temp":function(){
+		E.showMenu();
+		showTemp();
+	}
+};
+
+openMenu();