chit in the field
A voice notes app for elevator technicians
Who carries it: Mechanic
Callbacks drop when the last visit's notes actually exist. chit is a $129 card you hold to record — a voice notes app for elevator mechanics that captures unit IDs, faults, and code items as you say them in the machine room. By evening, units serviced, parts needed, and open violations are tracked without a late typing session.

When a mechanic presses it
- Callback diagnosis
- maintenance narration
- violation notes
“Elevator mechanic; capture unit IDs, faults, and code items.”
A context like this — typed once into the app — is how chit stops being a generic recorder and starts being yours.
Units serviced, parts needed, open violations tracked.
Unit IDs, faults and code items captured per callback, searchable across the route.
Maintenance-record narration supports code compliance; VPC.
The callback that keeps coming back
A repeat callback on the same unit is the most expensive pattern in elevator service, and it hides because each visit is documented separately by a different mechanic under time pressure. Say the unit ID, the fault, the parts and the code items on site. Over a route, that becomes searchable: ask what has been said about this unit this year and get every visit back with timestamps. The maintenance narration also becomes a record of what was actually done rather than what the ticket says was done, which is a different document when a code question arrives. Hold it for the building contact conversation too, because the manager who says the unit has been shuddering for a month has just given you the most useful diagnostic information of the visit, and it is not on the ticket.
See the app work

Good questions
Does it record in a machine room or hoistway with no signal?
Yes. chit records offline and syncs when you're back in coverage — no signal needed to capture, and the battery runs about a month of typical use.
Can I pull up what I found on a unit last visit?
Yes. Say the unit ID when you record and ask-anything search will surface every note you've made on that unit — which is exactly what cuts repeat callbacks.
How do the parts I call out get tracked?
Every part and open violation you mention shows up in that evening's digest as a next step, so nothing rides home in your head.
Is the microphone always on while I work?
No. chit records only while you physically hold its button — no wake word, no always-on listening.
Can maintenance narration support our code compliance records?
Yes — narrated maintenance visits become written, searchable records that support code compliance. For service companies, fleets deploy with data resident in your own VPC; see hichit.com/enterprise.
Recording laws differ by state, and several require every party's consent. chit only captures while the button is held — know your state's rule before recording another person.
Nearby trades
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Unbilled damage is a conversation your yard already had.
Shift supervisorchit for manufacturing
The night shift's context should not reset at 6am.