diff --git a/copyparty/web/browser.css b/copyparty/web/browser.css
index 3bd47d70..7f0adf80 100644
--- a/copyparty/web/browser.css
+++ b/copyparty/web/browser.css
@@ -530,24 +530,9 @@ html.light #wfm a:not(.en) {
 	box-shadow: 0 -.15em .2em #000 inset;
 	padding-bottom: .3em;
 }
-#ops i {
-	font-size: 1.5em;
-}
-#ops i:before {
-	content: 'x';
-	color: #282828;
-	text-shadow: 0 0 .08em #01a7e1;
-	position: relative;
-}
-#ops i:after {
-	content: 'x';
-	color: #282828;
-	text-shadow: 0 0 .08em #ff3f1a;
-	margin-left: -.35em;
-	font-size: 1.05em;
-}
 #ops,
-.opbox {
+.opbox,
+#u2etas {
 	border: 1px solid #3a3a3a;
 	box-shadow: 0 0 1em #222 inset;
 }
@@ -1060,7 +1045,8 @@ html.light {
 }
 html.light #ops,
 html.light .opbox,
-html.light #srch_form {
+html.light #srch_form,
+html.light #u2etas {
 	background: #f7f7f7;
 	box-shadow: 0 0 .3em #ddd;
 	border-color: #f7f7f7;
@@ -1564,7 +1550,7 @@ html.light #bbox-overlay figcaption a {
 	color: #333;
 }
 #u2conf #u2btn {
-	margin: -1.5em 0;
+	margin: -2.4em 0;
 	padding: .8em 0;
 	width: 100%;
 	max-width: 12em;
@@ -1611,17 +1597,38 @@ html.light #bbox-overlay figcaption a {
 #u2tab tbody tr:hover td {
 	background: #222;
 }
+#u2etas {
+	background: #333;
+	padding: .2em .5em;
+	border-radius: .5em;
+	border-width: .25em 0;
+	width: 20em;
+	text-align: left;
+	white-space: nowrap;
+	display: inline-block;
+	font-family: 'scp', monospace, monospace;
+}
+#u2etaw {
+	width: 21em;
+	font-size: .94em;
+	margin: 2.5em auto 1em auto;
+}
 #u2cards {
-	padding: 1em 0 .3em 1em;
-	margin: 1.5em auto -2.5em auto;
+	padding: 1em 1em .3em 1em;
+	margin: 0 auto -1.5em auto;
 	white-space: nowrap;
 	text-align: center;
 	overflow: hidden;
 }
 #u2cards.w {
-	width: 45em;
+	width: 44em;
 	text-align: left;
 }
+#u2etaw.w {
+	width: 52em;
+	text-align: right;
+	margin: 3em auto -3em auto;
+}
 #u2cards a {
 	padding: .2em 1em;
 	border: 1px solid #777;
diff --git a/copyparty/web/browser.js b/copyparty/web/browser.js
index a5a1e31a..e661e659 100644
--- a/copyparty/web/browser.js
+++ b/copyparty/web/browser.js
@@ -102,6 +102,11 @@ ebi('op_up2k').innerHTML = (
 	'	</div>\n' +
 	'</div>\n' +
 
+	'<div id="u2etaw"><div id="u2etas">\n' +
+	'	hash: <span id="u2etah" tt="average &lt;em&gt;hashing&lt;/em&gt; speed, and estimated time until finish">(nothing to do yet)</span><br />\n' +
+	'	send: <span id="u2etau" tt="average &lt;em&gt;upload&lt;/em&gt; speed and estimated time until finish">(nothing to do yet)</span>\n' +
+	'</div></div>\n' +
+
 	'<div id="u2cards">\n' +
 	'	<a href="#" act="ok" tt="completed successfully">ok <span>0</span></a><a\n' +
 	'	href="#" act="ng" tt="failed / rejected / not-found">ng <span>0</span></a><a\n' +
diff --git a/copyparty/web/up2k.js b/copyparty/web/up2k.js
index 102aeaa7..03b68d58 100644
--- a/copyparty/web/up2k.js
+++ b/copyparty/web/up2k.js
@@ -596,8 +596,14 @@ function up2k_init(subtle) {
             "upload": []
         },
         "bytes": {
+            "total": 0,
             "hashed": 0,
-            "uploaded": 0
+            "uploaded": 0,
+            "finished": 0
+        },
+        "time": {
+            "hashing": 0,
+            "uploading": 0
         }
     };
 
@@ -849,6 +855,7 @@ function up2k_init(subtle) {
                 ''
             ], fobj.size, draw_each);
 
+            st.bytes.total += fobj.size;
             st.files.push(entry);
             if (turbo)
                 push_t(st.todo.head, entry);
@@ -887,6 +894,54 @@ function up2k_init(subtle) {
     }
     ebi('u2cleanup').onclick = u2cleanup;
 
+    var etaref = 0;
+    function etafun() {
+        var nhash = st.busy.head.length + st.busy.hash.length + st.todo.head.length + st.todo.hash.length,
+            nsend = st.busy.upload.length + st.todo.upload.length,
+            now = Date.now(),
+            td = (now - (etaref || now)) / 1000.0;
+
+        etaref = now;
+
+        if (!nhash)
+            ebi('u2etah').innerHTML = 'Done ({0}, {1} files)'.format(humansize(st.bytes.hashed), pvis.ctr["ok"] + pvis.ctr["ng"]);
+
+        if (!nsend && !nhash)
+            ebi('u2etau').innerHTML = 'Done ({0}, {1} files)'.format(humansize(st.bytes.uploaded), pvis.ctr["ok"] + pvis.ctr["ng"]);
+
+        if (!parallel_uploads || !(nhash + nsend))
+            return;
+
+        var t = [];
+        if (nhash && (st.busy.hash.length || hashing_permitted())) {
+            st.time.hashing += td;
+            t.push(['u2etah', st.bytes.hashed, st.time.hashing]);
+        }
+        if (nsend) {
+            st.time.uploading += td;
+            t.push(['u2etau', st.bytes.uploaded, st.time.uploading]);
+        }
+        for (var a = 0; a < t.length; a++) {
+            var rem = st.bytes.total - t[a][1],
+                bps = t[a][1] / t[a][2],
+                eta = Math.floor(rem / bps);
+
+            if (t[a][1] < 1024 || t[a][2] < 0.1) {
+                ebi(t[a][0]).innerHTML = '(nothing to do yet)';
+                continue;
+            }
+
+            if (eta < 60 * 60 * 24)
+                try {
+                    eta = /.*(..:..:..).*/.exec(new Date(eta * 1000).toUTCString())[1];
+                }
+                catch (ex) { }
+
+            ebi(t[a][0]).innerHTML = '{0}, {1}/s, {2}'.format(
+                humansize(rem), humansize(bps, 1), eta);
+        }
+    }
+
     /////
     ////
     ///   actuator
@@ -926,7 +981,7 @@ function up2k_init(subtle) {
 
     function hashing_permitted() {
         if (multitask) {
-            var ahead = st.bytes.hashed - st.bytes.uploaded;
+            var ahead = st.bytes.hashed - st.bytes.finished;
             return ahead < 1024 * 1024 * 1024 * 4 &&
                 st.todo.handshake.length + st.busy.handshake.length < 16;
         }
@@ -990,7 +1045,12 @@ function up2k_init(subtle) {
                             toast.err(t, 'All {1} {0} {2}'.format(k, ng, tng));
                         else if (ng)
                             toast.err(t, '{0} {1}'.format(ks, tng));
+
+                        etafun();
+                        timer.rm(etafun);
                     }
+                    else
+                        timer.add(etafun);
                 }
 
                 if (flag) {
@@ -1131,7 +1191,6 @@ function up2k_init(subtle) {
     function exec_hash() {
         var t = st.todo.hash.shift();
         st.busy.hash.push(t);
-        st.bytes.hashed += t.size;
         t.bytes_uploaded = 0;
 
         var bpend = 0,
@@ -1157,6 +1216,7 @@ function up2k_init(subtle) {
                 cdr = t.size;
 
             bpend += cdr - car;
+            st.bytes.hashed += cdr - car;
 
             function orz(e) {
                 if (!min_filebuf && nch == 1) {
@@ -1187,7 +1247,7 @@ function up2k_init(subtle) {
                 if (handled) {
                     pvis.move(t.n, 'ng');
                     apop(st.busy.hash, t);
-                    st.bytes.uploaded += t.size;
+                    st.bytes.finished += t.size;
                     return tasker();
                 }
 
@@ -1284,7 +1344,7 @@ function up2k_init(subtle) {
 
             t.done = true;
             st.bytes.hashed += t.size;
-            st.bytes.uploaded += t.size;
+            st.bytes.finished += t.size;
             pvis.seth(t.n, 1, 'YOLO');
             pvis.seth(t.n, 2, "turbo'd");
             pvis.move(t.n, 'ok');
@@ -1364,7 +1424,7 @@ function up2k_init(subtle) {
                     pvis.seth(t.n, 1, smsg);
                     pvis.move(t.n, smsg == '404' ? 'ng' : 'ok');
                     apop(st.busy.handshake, t);
-                    st.bytes.uploaded += t.size;
+                    st.bytes.finished += t.size;
                     t.done = true;
                     tasker();
                     return;
@@ -1432,12 +1492,12 @@ function up2k_init(subtle) {
 
                 if (done) {
                     t.done = true;
-                    st.bytes.uploaded += t.size - t.bytes_uploaded;
-                    var spd1 = (t.size / ((t.t_hashed - t.t_hashing) / 1000.)) / (1024 * 1024.),
-                        spd2 = (t.size / ((t.t_uploaded - t.t_uploading) / 1000.)) / (1024 * 1024.);
+                    st.bytes.finished += t.size - t.bytes_uploaded;
+                    var spd1 = t.size / ((t.t_hashed - t.t_hashing) / 1000.),
+                        spd2 = t.size / ((t.t_uploaded - t.t_uploading) / 1000.);
 
-                    pvis.seth(t.n, 2, 'hash {0}, up {1} MB/s'.format(
-                        spd1.toFixed(2), spd2.toFixed(2)));
+                    pvis.seth(t.n, 2, 'hash {0}/s, up {1}/s'.format(
+                        humansize(spd1), isNaN(spd2) ? '--' : humansize(spd2)));
 
                     pvis.move(t.n, 'ok');
                 }
@@ -1465,7 +1525,7 @@ function up2k_init(subtle) {
                     return;
                 }
 
-                st.bytes.uploaded += t.size;
+                st.bytes.finished += t.size;
                 if (rsp.indexOf('partial upload exists') !== -1 ||
                     rsp.indexOf('file already exists') !== -1) {
                     err = rsp;
@@ -1536,6 +1596,7 @@ function up2k_init(subtle) {
             var txt = ((xhr.response && xhr.response.err) || xhr.responseText) + '';
             if (xhr.status == 200) {
                 pvis.prog(t, npart, cdr - car);
+                st.bytes.finished += cdr - car;
                 st.bytes.uploaded += cdr - car;
                 t.bytes_uploaded += cdr - car;
             }
@@ -1603,6 +1664,7 @@ function up2k_init(subtle) {
             parent.appendChild(btn);
             ebi('u2conf').setAttribute('class', wide ? 'has_btn' : '');
             ebi('u2cards').setAttribute('class', wide ? 'w' : '');
+            ebi('u2etaw').setAttribute('class', wide ? 'w' : '');
         }
     }
     window.addEventListener('resize', onresize);
diff --git a/copyparty/web/util.js b/copyparty/web/util.js
index 817d3577..a37cb28b 100644
--- a/copyparty/web/util.js
+++ b/copyparty/web/util.js
@@ -401,6 +401,19 @@ function s2ms(s) {
 }
 
 
+function humansize(b, terse) {
+	var i=0, u=terse? ['B','K','M','G'] : ['B','KB','MB','GB'];
+	while (b >= 1000 && i<u.length) {
+		b /= 1024;
+		i += 1;
+	}
+	u = ' ' + u[i];
+	if (b>=100) return Math.floor(b) + u;
+	if (b>=10) return b.toFixed(1) + u;
+	return b.toFixed(2) + u;
+}
+
+
 function has(haystack, needle) {
     for (var a = 0; a < haystack.length; a++)
         if (haystack[a] == needle)