Replaying session 4182
The eleven seconds
before the error.
AFTERIMAGE records what a real person did in your app — every move, every hesitation, every rage-click — and plays it back beside the console log from the same millisecond. You stop guessing which click produced the stack trace.
1,000 sessions free every month · 38 KB each · no card
● This page is recording you. Move the cursor — that light is your own path, held open like a long exposure.
001 / captures
Three sessions we kept.
Open one.
002 / signals
Measured across 4.1 million sessions on the Sydney and Frankfurt regions, last 30 days.
003 / questions
Asked by every team that installs it.
Put the script on one page.
Break it on purpose.
Start recording →
One <script> tag · 14 KB gzipped · keystrokes masked by default