Community price on backpack.tf: 17.0 keys, last changed 2026-08-12 (2mo ago). The live quote above, 14.3 keys, is 16% lower and last moved 11d ago. They are different measures: the quote is what traders and bots are asking and bidding on the classifieds right now, and it moves for thousands of items every day; the community price is a suggestion accepted by vote, which changes only when someone argues it should. A quote well away from the vote is usually a price that is about to be re-argued. Community prices from backpack.tf, read under an hour ago.
Price history
102 observations
Interactive chart. Press the left and right arrow keys to move along the series, Home or End to jump to either end, Escape to clear.
The key axis converts at today's rate. Prices are recorded in metal, so a line that is flat in keys followed the key rate rather than standing still.
Kill-a-Watt Whoopee Cap sell price, 2025-09-25 to 2026-10-12: 102 observations, from 16.2 keys to 17.1 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
16.2 keys
13.3 keys
19 OCT 2025 · 19:52 UTC
14.8 keys
13.3 keys
10 NOV 2025 · 00:12 UTC
16.3 keys
14.6 keys
22 JAN 2026 · 07:43 UTC
17.2 keys
13.0 keys
5 MAR 2026 · 18:42 UTC
16.8 keys
13.1 keys
26 MAR 2026 · 16:05 UTC
17.6 keys
13.9 keys
12 APR 2026 · 18:30 UTC
16.9 keys
13.9 keys
1 MAY 2026 · 12:29 UTC
16.1 keys
13.0 keys
24 MAY 2026 · 16:29 UTC
16.4 keys
13.3 keys
10 JUN 2026 · 06:29 UTC
16.4 keys
13.4 keys
29 JUN 2026 · 01:14 UTC
17.0 keys
14.8 keys
12 JUL 2026 · 20:45 UTC
16.1 keys
14.0 keys
3 AUG 2026 · 23:12 UTC
18.6 keys
16.1 keys
22 AUG 2026 · 00:08 UTC
13.1 keys
11.4 keys
26 AUG 2026 · 06:09 UTC
9.67 keys
8.41 keys
2 SEP 2026 · 00:08 UTC
13.8 keys
12.0 keys
4 SEP 2026 · 06:08 UTC
13.0 keys
11.3 keys
8 SEP 2026 · 08:08 UTC
12.3 keys
10.7 keys
12 SEP 2026 · 06:08 UTC
14.1 keys
12.3 keys
13 SEP 2026 · 00:08 UTC
14.3 keys
12.4 keys
18 SEP 2026 · 08:08 UTC
13.5 keys
11.8 keys
19 SEP 2026 · 08:08 UTC
14.0 keys
12.2 keys
20 SEP 2026 · 22:11 UTC
12.9 keys
11.3 keys
21 SEP 2026 · 10:10 UTC
13.6 keys
11.8 keys
22 SEP 2026 · 02:08 UTC
13.6 keys
11.8 keys
22 SEP 2026 · 22:08 UTC
13.6 keys
11.8 keys
23 SEP 2026 · 12:07 UTC
13.6 keys
11.8 keys
25 SEP 2026 · 14:08 UTC
15.6 keys
13.5 keys
28 SEP 2026 · 18:07 UTC
13.9 keys
12.1 keys
29 SEP 2026 · 00:08 UTC
13.8 keys
12.0 keys
29 SEP 2026 · 16:09 UTC
14.3 keys
12.5 keys
1 OCT 2026 · 10:08 UTC
13.6 keys
11.8 keys
2 OCT 2026 · 00:08 UTC
14.3 keys
12.4 keys
2 OCT 2026 · 06:08 UTC
13.4 keys
11.7 keys
5 OCT 2026 · 11:09 UTC
14.7 keys
12.8 keys
6 OCT 2026 · 09:10 UTC
15.4 keys
13.4 keys
6 OCT 2026 · 23:10 UTC
15.4 keys
13.4 keys
10 OCT 2026 · 01:09 UTC
15.8 keys
13.8 keys
10 OCT 2026 · 17:09 UTC
15.8 keys
13.7 keys
12 OCT 2026 · 07:08 UTC
17.1 keys
14.9 keys
Price history in numbers
102 readings since 25 Sep 2025
Over the last 30 days the Kill-a-Watt Whoopee Cap's sell price ranged from 12.7 keys to 17.1 keys and is up 26.8% after 51 moves. Over a year it ranged from 9.49 keys to 20.1 keys (up 15.7%). Today's 17.1 keys sits in the upper third of its range: the lowest we have recorded is 9.49 keys (20 Aug 2026) and the highest 20.1 keys (3 Jan 2026). The price has moved 100 times since we began recording it — about once every 4 days.