# Click to install time (CTIT)

The elapsed time between a recorded ad click and the measured app installation event.

The elapsed time between a recorded ad click and the measured app installation event.

## An example

A click at 10:00 followed by a first-open event at 10:04 gives a measured CTIT of four minutes.

## Why it matters

State which event represents installation. Unusual timing patterns can support fraud investigation, but are not proof alone.


## Related terms
- [Attribution](https://jolts.xyz/resources/glossary/attribution)
- [Attribution window](https://jolts.xyz/resources/glossary/attribution-window)
- [Conversion](https://jolts.xyz/resources/glossary/conversion)
- [Conversion tracking](https://jolts.xyz/resources/glossary/conversion-tracking)

## Next step

[Explore advertising](https://jolts.xyz/advertisers) or [monetize your AI app](https://jolts.xyz/publishers).