diff --git a/src/shared/versions.js b/src/shared/versions.js
index 558bf59..ec13bd6 100644
--- a/src/shared/versions.js
+++ b/src/shared/versions.js
@@ -1,6 +1,6 @@
 export const HARBOR_VERSIONS = Object.freeze({
-  macClient: '0.13.4',
-  gatewayClient: '0.14.4',
+  macClient: '0.13.5',
+  gatewayClient: '0.14.5',
   gatewayBackend: '0.14.0',
 });
 
diff --git a/src/web/components/DevicesPanel.jsx b/src/web/components/DevicesPanel.jsx
index cefb72d..8c5155c 100644
--- a/src/web/components/DevicesPanel.jsx
+++ b/src/web/components/DevicesPanel.jsx
@@ -5,11 +5,14 @@ import {
   byteString,
   formatByteString,
   formatLastSeen,
+  positiveByteDelta,
   sortDevicesByTraffic,
 } from '../utils/format.js';
 
 const AUTO_REFRESH_MS = 15_000;
 const DEVICE_MOVE_MS = 520;
+const COPY_FEEDBACK_MS = 5_000;
+const TRAFFIC_DELTA_MS = 2_200;
 
 function Tooltip({ children }) {
   return <span className="client-tooltip" role="tooltip">{children}</span>;
@@ -24,6 +27,13 @@ function TextMorph({ from, to }) {
   </span>;
 }
 
+function TrafficValue({ value, delta }) {
+  return <strong className={`client-device-traffic-value${delta ? ' has-delta' : ''}`}>
+    <span className="is-total">{value}</span>
+    <span className="is-delta">{delta ? `+${delta}` : ''}</span>
+  </strong>;
+}
+
 export function DevicesPanel({ open, panelRef, closeRef, onClose }) {
   const [snapshot, setSnapshot] = useState(null);
   const [status, setStatus] = useState('idle');
@@ -35,9 +45,12 @@ export function DevicesPanel({ open, panelRef, closeRef, onClose }) {
   const [refreshCycle, setRefreshCycle] = useState(0);
   const [sortDirection, setSortDirection] = useState('desc');
   const [copyFeedback, setCopyFeedback] = useState(null);
+  const [trafficDeltas, setTrafficDeltas] = useState({});
   const deviceNodes = useRef(new Map());
   const previousPositions = useRef(new Map());
+  const previousTraffic = useRef(new Map());
   const copyTimer = useRef(null);
+  const trafficDeltaTimer = useRef(null);
   const devices = useMemo(
     () => sortDevicesByTraffic(snapshot?.devices, sortDirection),
     [snapshot?.devices, sortDirection],
@@ -72,7 +85,37 @@ export function DevicesPanel({ open, panelRef, closeRef, onClose }) {
     return () => clearTimeout(timer);
   }, [open, refreshCycle, refreshing, status]);
 
-  useEffect(() => () => clearTimeout(copyTimer.current), []);
+  useEffect(() => () => {
+    clearTimeout(copyTimer.current);
+    clearTimeout(trafficDeltaTimer.current);
+  }, []);
+
+  useEffect(() => {
+    if (!open) {
+      previousTraffic.current.clear();
+      clearTimeout(trafficDeltaTimer.current);
+      setTrafficDeltas({});
+      return;
+    }
+
+    const next = new Map();
+    const deltas = {};
+    for (const device of snapshot?.devices || []) {
+      const gateway = byteString(device.downloadBytes) + byteString(device.uploadBytes);
+      const proxy = byteString(device.proxyDownloadBytes) + byteString(device.proxyUploadBytes);
+      const previous = previousTraffic.current.get(device.id);
+      next.set(device.id, { gateway, proxy });
+      if (!previous) continue;
+      const gatewayDelta = positiveByteDelta(previous.gateway, gateway);
+      const proxyDelta = positiveByteDelta(previous.proxy, proxy);
+      if (gatewayDelta || proxyDelta) deltas[device.id] = { gateway: gatewayDelta, proxy: proxyDelta };
+    }
+    previousTraffic.current = next;
+    if (!Object.keys(deltas).length) return;
+    setTrafficDeltas(deltas);
+    clearTimeout(trafficDeltaTimer.current);
+    trafficDeltaTimer.current = setTimeout(() => setTrafficDeltas({}), TRAFFIC_DELTA_MS);
+  }, [snapshot?.devices, open]);
 
   useLayoutEffect(() => {
     if (!open) {
@@ -171,7 +214,7 @@ export function DevicesPanel({ open, panelRef, closeRef, onClose }) {
     } catch {
       setCopyFeedback({ id: device.id, failed: true });
     }
-    copyTimer.current = setTimeout(() => setCopyFeedback(null), 800);
+    copyTimer.current = setTimeout(() => setCopyFeedback(null), COPY_FEEDBACK_MS);
   }
 
   return (
@@ -266,7 +309,7 @@ export function DevicesPanel({ open, panelRef, closeRef, onClose }) {
         )}
 
         <div className="client-live-region" role="status" aria-live="polite" aria-atomic="true">
-          {copyFeedback ? copyFeedback.failed ? 'Не удалось скопировать' : 'Скопировано' : ''}
+          {copyFeedback ? copyFeedback.failed ? 'Не удалось скопировать' : 'copied!' : ''}
         </div>
         <div className="client-devices-list" aria-live="polite" aria-busy={status === 'loading' || status === 'refreshing'}>
           {devices.map((device) => {
@@ -279,6 +322,8 @@ export function DevicesPanel({ open, panelRef, closeRef, onClose }) {
             const proxyTotal = byteString(device.proxyDownloadBytes) + byteString(device.proxyUploadBytes);
             const gatewayTraffic = formatByteString(gatewayTotal.toString());
             const proxyTraffic = formatByteString(proxyTotal.toString());
+            const totalTraffic = formatByteString((gatewayTotal + proxyTotal).toString());
+            const trafficDelta = trafficDeltas[device.id] || {};
             const copied = copyFeedback?.id === device.id;
             const policyBusy = device.policyStatus === 'applying';
             const policyFailed = device.policyStatus === 'failed';
@@ -350,7 +395,7 @@ export function DevicesPanel({ open, panelRef, closeRef, onClose }) {
                         <span className="client-device-name-primary">{title}</span>
                         <span className="client-device-name-ip" aria-hidden="true">{device.ip}</span>
                         <span className="client-device-name-feedback" aria-hidden="true">
-                          {copied && copyFeedback.failed ? 'Ошибка' : 'Скопировано'}
+                          {copied && copyFeedback.failed ? 'Ошибка' : 'copied!'}
                         </span>
                       </button>
                     </h3> : <h3>{title}</h3>}
@@ -384,8 +429,9 @@ export function DevicesPanel({ open, panelRef, closeRef, onClose }) {
 
               <span className="client-device-traffic" role="group" aria-label={`Gateway ${gatewayTraffic}, Прокси ${proxyTraffic}`}>
                 <span className="client-device-traffic-sources" aria-hidden="true">
-                  <span><b>Gateway</b><strong>{gatewayTraffic}</strong></span>
-                  <span className="is-proxy"><b>Прокси</b><strong>{proxyTraffic}</strong></span>
+                  <span><b>Gateway</b><TrafficValue value={gatewayTraffic} delta={trafficDelta.gateway} /></span>
+                  <span className="is-proxy"><b>Прокси</b><TrafficValue value={proxyTraffic} delta={trafficDelta.proxy} /></span>
+                  <span className="is-total"><b>Всего</b><strong>{totalTraffic}</strong></span>
                 </span>
               </span>
 
diff --git a/src/web/styles.css b/src/web/styles.css
index 2647dc3..ab8b2c1 100644
--- a/src/web/styles.css
+++ b/src/web/styles.css
@@ -909,6 +909,7 @@ p {
 }
 
 .client-device-main {
+  height: 34px;
   min-width: 0;
   display: flex;
   align-items: center;
@@ -916,8 +917,11 @@ p {
 }
 
 .client-device-main > h3 {
+  height: 32px;
   flex: 0 1 auto;
   min-width: 0;
+  display: flex;
+  align-items: center;
   overflow: hidden;
   margin: 0;
   font-size: 15px;
@@ -927,9 +931,11 @@ p {
 }
 
 .client-device-name {
+  height: 32px;
   width: 100%;
   min-width: 0;
   display: grid;
+  align-items: center;
   padding: 0;
   overflow: hidden;
   border: 0;
@@ -945,22 +951,32 @@ p {
   grid-area: 1 / 1;
   overflow: hidden;
   opacity: 0;
+  filter: blur(8px);
   text-overflow: ellipsis;
   white-space: nowrap;
+  transform: translateY(0.18em) scale(0.96);
+  transform-origin: left center;
+  transition: opacity 360ms ease, filter 480ms cubic-bezier(0.16, 1, 0.3, 1), transform 480ms cubic-bezier(0.16, 1, 0.3, 1);
 }
 
 .client-device-name > .client-device-name-primary {
   opacity: 1;
+  filter: blur(0);
+  transform: translateY(0) scale(1);
 }
 
 .client-device-name:hover .client-device-name-primary,
 .client-device-name:focus-visible .client-device-name-primary {
   opacity: 0;
+  filter: blur(8px);
+  transform: translateY(-0.18em) scale(1.04);
 }
 
 .client-device-name:hover .client-device-name-ip,
 .client-device-name:focus-visible .client-device-name-ip {
   opacity: 1;
+  filter: blur(0);
+  transform: translateY(0) scale(1);
 }
 
 .client-device-name.is-copied .client-device-name-primary,
@@ -968,11 +984,21 @@ p {
 .client-device-name.is-copy-error .client-device-name-primary,
 .client-device-name.is-copy-error .client-device-name-ip {
   opacity: 0;
+  filter: blur(8px);
+  transform: translateY(-0.18em) scale(1.04);
 }
 
 .client-device-name.is-copied .client-device-name-feedback,
 .client-device-name.is-copy-error .client-device-name-feedback {
   opacity: 1;
+  filter: blur(0);
+  transform: translateY(0) scale(1);
+}
+
+.client-device-name-feedback {
+  font-size: 9px;
+  letter-spacing: 0.08em;
+  text-transform: uppercase;
 }
 
 .client-device-name.is-copied .client-device-name-feedback {
@@ -1066,8 +1092,11 @@ p {
 }
 
 .client-device-last-seen {
+  height: 32px;
   flex: 0 1 auto;
   min-width: 0;
+  display: flex;
+  align-items: center;
   max-width: 116px;
   overflow: hidden;
   font-size: 10px;
@@ -1077,6 +1106,12 @@ p {
   white-space: nowrap;
 }
 
+.client-device-last-seen time {
+  height: 100%;
+  display: flex;
+  align-items: center;
+}
+
 .client-device-last-seen.is-online {
   color: var(--client-accent);
   font-weight: 700;
@@ -1155,7 +1190,7 @@ p {
   gap: 2px;
 }
 
-.client-device-traffic-sources span {
+.client-device-traffic-sources > span {
   display: grid;
   grid-template-columns: 46px minmax(0, 1fr);
   align-items: baseline;
@@ -1178,6 +1213,41 @@ p {
   white-space: nowrap;
 }
 
+.client-device-traffic-value {
+  min-width: 0;
+  display: inline-grid;
+}
+
+.client-device-traffic-value > span {
+  grid-area: 1 / 1;
+  overflow: hidden;
+  justify-self: end;
+  opacity: 0;
+  filter: blur(6px);
+  text-overflow: ellipsis;
+  transform: translateY(0.18em) scale(0.96);
+  transform-origin: right center;
+  transition: opacity 260ms ease, filter 360ms cubic-bezier(0.16, 1, 0.3, 1), transform 360ms cubic-bezier(0.16, 1, 0.3, 1);
+  white-space: nowrap;
+}
+
+.client-device-traffic-value > .is-total,
+.client-device-traffic-value.has-delta > .is-delta {
+  opacity: 1;
+  filter: blur(0);
+  transform: translateY(0) scale(1);
+}
+
+.client-device-traffic-value.has-delta > .is-total {
+  opacity: 0;
+  filter: blur(6px);
+  transform: translateY(-0.18em) scale(1.04);
+}
+
+.client-device-traffic-value > .is-delta {
+  color: var(--client-accent);
+}
+
 .client-device-traffic-sources .is-proxy {
   color: var(--client-accent);
 }
@@ -1186,6 +1256,15 @@ p {
   color: color-mix(in oklch, var(--client-accent) 72%, var(--client-muted));
 }
 
+.client-device-traffic-sources > .is-total {
+  margin-top: 2px;
+  color: var(--client-text);
+}
+
+.client-device-traffic-sources > .is-total b {
+  color: var(--client-muted);
+}
+
 .client-device-policy-wrap {
   width: 34px;
   position: relative;
@@ -4243,6 +4322,8 @@ p {
   .client-device-pin svg,
   .client-device-policy,
   .client-device-policy svg,
+  .client-device-name > span,
+  .client-device-traffic-value > span,
   .client-device-edit,
   .client-device-edit svg,
   .client-device-edit-wrap,
diff --git a/src/web/utils/format.js b/src/web/utils/format.js
index 8a916ef..022dd41 100644
--- a/src/web/utils/format.js
+++ b/src/web/utils/format.js
@@ -31,6 +31,12 @@ export function formatByteString(value) {
   return `${tenths / 10n},${tenths % 10n} ${units[unit]}`;
 }
 
+export function positiveByteDelta(previous, current) {
+  const before = byteString(previous);
+  const after = byteString(current);
+  return after > before ? formatByteString((after - before).toString()) : '';
+}
+
 export function sortDevicesByTraffic(devices, direction = 'desc') {
   const factor = direction === 'asc' ? 1 : -1;
   return (Array.isArray(devices) ? devices : [])
diff --git a/test/web/device-inventory-contract.test.js b/test/web/device-inventory-contract.test.js
index e257147..e28dda9 100644
--- a/test/web/device-inventory-contract.test.js
+++ b/test/web/device-inventory-contract.test.js
@@ -6,6 +6,7 @@ import { fileURLToPath } from 'node:url';
 import {
   formatByteString,
   formatLastSeen,
+  positiveByteDelta,
   sortDevicesByTraffic,
 } from '../../src/web/utils/format.js';
 
@@ -31,7 +32,8 @@ test('Gateway device inventory uses the existing accessible responsive drawer',
   assert.match(panel, /<Tooltip>Изменить название<\/Tooltip>/);
   assert.match(panel, /copyText\(device\.ip\)/);
   assert.match(panel, /client-device-name-primary[\s\S]*client-device-name-ip[\s\S]*client-device-name-feedback/);
-  assert.match(panel, /client-device-name-feedback[\s\S]*'Скопировано'/);
+  assert.match(panel, /client-device-name-feedback[\s\S]*'copied!'/);
+  assert.match(panel, /COPY_FEEDBACK_MS = 5_000/);
   assert.match(panel, /client-device-name-feedback[\s\S]*client-device-edit-wrap[\s\S]*client-device-last-seen/);
   assert.doesNotMatch(panel, /client-device-title/);
   assert.match(panel, /online \? 'В сети' : <TextMorph from=\{seen\.label\} to=\{seen\.relative\} \/>/);
@@ -46,8 +48,11 @@ test('Gateway device inventory uses the existing accessible responsive drawer',
   assert.match(panel, /sortDevicesByTraffic\(snapshot\?\.devices, sortDirection\)/);
   assert.match(panel, /Трафик временно не обновляется/);
   assert.match(panel, /Учитывается только трафик, который прошёл через Harbor/);
-  assert.match(panel, /<b>Gateway<\/b><strong>\{gatewayTraffic\}<\/strong>/);
-  assert.match(panel, /className="is-proxy"><b>Прокси<\/b><strong>\{proxyTraffic\}<\/strong>/);
+  assert.match(panel, /<b>Gateway<\/b><TrafficValue value=\{gatewayTraffic\} delta=\{trafficDelta\.gateway\}/);
+  assert.match(panel, /className="is-proxy"><b>Прокси<\/b><TrafficValue value=\{proxyTraffic\} delta=\{trafficDelta\.proxy\}/);
+  assert.match(panel, /className="is-total"><b>Всего<\/b><strong>\{totalTraffic\}<\/strong>/);
+  assert.match(panel, /positiveByteDelta\(previous\.gateway, gateway\)[\s\S]*positiveByteDelta\(previous\.proxy, proxy\)/);
+  assert.match(panel, /setTimeout\(\(\) => setTrafficDeltas\(\{\}\), TRAFFIC_DELTA_MS\)/);
   assert.doesNotMatch(panel, /client-device-traffic client-tooltip-anchor|<Tooltip>\{trafficLabel\}<\/Tooltip>/);
   assert.match(panel, /source\?\.traffic\?\.proxy\?\.error/);
   assert.match(panel, /client-device-pin-wrap[\s\S]*client-device-main[\s\S]*client-device-traffic[\s\S]*client-device-policy-wrap/);
@@ -66,16 +71,21 @@ test('Gateway device inventory uses the existing accessible responsive drawer',
   assert.match(styles, /\.client-device \{[\s\S]*grid-template-columns: 34px minmax\(0, 1fr\) 112px 34px;[\s\S]*padding: 10px 8px/);
   assert.match(styles, /\.client-device-main \{[\s\S]*display: flex;[\s\S]*align-items: center/);
   assert.match(styles, /\.client-device-traffic-sources \{[\s\S]*display: grid/);
-  assert.match(styles, /\.client-device-traffic-sources span \{[\s\S]*grid-template-columns: 46px minmax\(0, 1fr\)/);
+  assert.match(styles, /\.client-device-traffic-sources > span \{[\s\S]*grid-template-columns: 46px minmax\(0, 1fr\)/);
   assert.match(styles, /\.client-device-policy \{[\s\S]*width: 34px;[\s\S]*border-radius: 50%/);
   assert.match(styles, /\.client-device-name \{[\s\S]*font: 700 15px\/1\.2/);
   assert.match(styles, /\.client-device-last-seen \{[\s\S]*font-size: 10px/);
   assert.match(styles, /\.client-device-traffic-sources strong \{[\s\S]*font-size: 10px/);
   assert.match(styles, /\.client-device-name > span \{[^}]*opacity: 0/);
   assert.match(styles, /\.client-device-name > \.client-device-name-primary \{[^}]*opacity: 1/);
-  assert.match(styles, /\.client-device-name:hover \.client-device-name-ip[\s\S]*opacity: 1/);
+  assert.match(styles, /\.client-device-name > span \{[^}]*transition: opacity 360ms[^}]*transform 480ms/);
+  assert.match(styles, /\.client-device-name:hover \.client-device-name-primary[\s\S]*translateY\(-0\.18em\)/);
+  assert.match(styles, /\.client-device-name:hover \.client-device-name-ip[\s\S]*opacity: 1[\s\S]*translateY\(0\) scale\(1\)/);
   assert.match(styles, /\.client-device-name\.is-copied \.client-device-name-feedback[\s\S]*opacity: 1/);
-  assert.doesNotMatch(styles, /\.client-device-name > span \{[^}]*transition:/);
+  assert.match(styles, /\.client-device-name-feedback \{[^}]*font-size: 9px/);
+  assert.match(styles, /\.client-device-main \{[^}]*height: 34px[\s\S]*align-items: center/);
+  assert.match(styles, /\.client-device-last-seen \{[^}]*height: 32px[\s\S]*align-items: center/);
+  assert.match(styles, /\.client-device-traffic-value\.has-delta > \.is-total[\s\S]*translateY\(-0\.18em\)/);
   assert.match(styles, /\.client-device-last-seen\.is-online \{[\s\S]*color: var\(--client-accent\)/);
   assert.match(styles, /\.client-text-morph-value \{[\s\S]*transition: opacity 360ms[\s\S]*filter 480ms/);
   assert.match(styles, /\.client-device-last-seen:hover \.client-text-morph-value\.is-relative[\s\S]*opacity: 1/);
@@ -85,7 +95,7 @@ test('Gateway device inventory uses the existing accessible responsive drawer',
   assert.match(styles, /\.client-device-edit:hover svg[\s\S]*translate\(1px, -1px\) rotate\(-4deg\)/);
   assert.match(styles, /\.client-devices-sort:hover \.client-devices-sort-icon[\s\S]*rotate\(360deg\)/);
   assert.match(styles, /\.client-devices-refresh-ring circle[\s\S]*client-devices-refresh-progress 15s/);
-  assert.match(styles, /@media \(prefers-reduced-motion: reduce\)[\s\S]*\.client-device-policy svg[\s\S]*\.client-text-morph-value/);
+  assert.match(styles, /@media \(prefers-reduced-motion: reduce\)[\s\S]*\.client-device-policy svg[\s\S]*\.client-device-name > span[\s\S]*\.client-device-traffic-value > span[\s\S]*\.client-text-morph-value/);
   assert.match(styles, /\.client-drawer \{[\s\S]*z-index: 50;[\s\S]*box-shadow:/);
   assert.match(styles, /\.harbor-versions \{[\s\S]*z-index: 40/);
 });
@@ -107,6 +117,9 @@ test('device traffic formatting and sorting preserve uint64 precision and canoni
   assert.equal(formatByteString('9007199254740993'), '8,0 ПБ');
   assert.equal(formatByteString('1536'), '1,5 КБ');
   assert.equal(formatByteString('invalid'), '0 Б');
+  assert.equal(positiveByteDelta('1048576', '3145728'), '2,0 МБ');
+  assert.equal(positiveByteDelta('3145728', '3145728'), '');
+  assert.equal(positiveByteDelta('3145728', '1048576'), '');
 
   const devices = [
     { id: 'a', uploadBytes: '9007199254740993', downloadBytes: '0', proxyUploadBytes: '0' },