What people use it for
Start from the sentence in your head rather than from ours. Each one below opens a page that says plainly how it is done, what the phone at the other end is free to refuse, and where the product stops.
Telling customers something
One counter, one workshop, one waiting room. These channels carry a ticket or a job number rather than a name — this product broadcasts and has no way to address one person, which is a limit worth knowing before you build on it.
- I want to tell people at the counter that their order is ready, without shouting a name across the room. Telling diners their order is ready Read the full guide
- I want to tell customers that their order is bagged and waiting in the shop. Click-and-collect alerts Read the full guide
- I run a garage or a dealership and I want to tell a customer their car is ready for collection. Telling customers their car is ready Read the full guide
- I repair phones, bikes or appliances and I want customers to know the moment the job is done. Repair status alerts Read the full guide
- I run a pharmacy and I want to tell people their prescription is waiting, without holding their phone number. Telling patients a prescription is ready Read the full guide
- I want to notify my patients about appointments, about results being in, and about the surgery being closed. Notifying patients at a practice Read the full guide
- I am a vet and I want to confirm appointments and tell owners when their animal can be collected. Alerts for a veterinary practice Read the full guide
- I run a hotel and I want to tell arriving guests that their room is ready, and tell everybody about tonight’s timings. Telling guests their room is ready Read the full guide
- I have a salon and I want to remind clients about tomorrow, and fill the slot when somebody cancels. Appointment alerts for a salon Read the full guide
- I run a gym or a studio and I need to tell members when a class moves or the instructor is off. Class change alerts for a gym or studio Read the full guide
- I sell or let property and I want buyers to hear about a new listing before it reaches the portals. New listing alerts for an estate agent Read the full guide
- I run a food truck or a market stall and I want regulars to know where I am parked today. Telling people where the van is today Read the full guide
- I deliver, and I want people to know the van is coming this morning rather than some time today. Delivery window alerts Read the full guide
Reaching a team
Sealed channels: absent from search, joinable only with a code, and unreadable to anyone without one. A rota, an on-call group, a shift that needs covering tonight.
- I need to find cover for a shift tonight without ringing eleven people one at a time. Shift cover and rota alerts Read the full guide
- On-call notifications On-call notifications. One message, every subscribed phone, and an honest count of what happened next. Read the full guide
- Alerts for on-call teams Alerts for on-call teams — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- Team notification roles Team notification roles: what it does, what the handset is allowed to refuse, and which numbers you get back afterwards. Read the full guide
- Private alert channel Private alert channel: what it does, what the handset is allowed to refuse, and which numbers you get back afterwards. Read the full guide
- Invite-only notifications Invite-only notifications: what it does, what the handset is allowed to refuse, and which numbers you get back afterwards. Read the full guide
Something a machine sends
One POST, one key. Your assistant, your monitoring, your shop or your house can put a line on a phone without anybody opening this site.
- I want my AI assistant to put a notification on my phone when it has finished something or found something. Getting notified by your AI assistant Read the full guide
- Sending alerts from an AI assistant Sending alerts from an AI assistant. One key, one POST, one alert — and signed events instead of polling. Read the full guide
- I want my monitoring, my CI or my alarm system to reach the phone in my pocket. Monitoring alerts on your phone Read the full guide
- I want my webshop to tell customers when an order ships, without an email nobody opens. Order alerts from your webshop Read the full guide
- I want my home automation, my sensors or my own scripts to alert me and the people I live with. Alerts from your own devices Read the full guide
- Alert API Alert API. One key, one POST, one alert — and signed events instead of polling. Read the full guide
- Alert webhooks Alert webhooks. One key, one POST, one alert — and signed events instead of polling. Read the full guide
Telling a town, a school or a crowd
A public handle people subscribe to once, printed on a poster and permanent. The same message costs the same whether four people are listening or four million.
- Alerts for schools Alerts for schools — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- School closure notifications School closure notifications. One message, every subscribed phone, and an honest count of what happened next. Read the full guide
- Parent communication app Parent communication app — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- Alerts for cities and municipalities Alerts for cities and municipalities — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- Road closure alerts Road closure alerts. One message, every subscribed phone, and an honest count of what happened next. Read the full guide
- Water outage notifications Water outage notifications. One message, every subscribed phone, and an honest count of what happened next. Read the full guide
- Power outage alerts Power outage alerts. One message, every subscribed phone, and an honest count of what happened next. Read the full guide
- Severe weather alerts Severe weather alerts. One message, every subscribed phone, and an honest count of what happened next. Read the full guide
- Evacuation notifications Evacuation notifications. One message, every subscribed phone, and an honest count of what happened next. Read the full guide
- Lockdown alerts Lockdown alerts. One message, every subscribed phone, and an honest count of what happened next. Read the full guide
- Alerts for utilities Alerts for utilities — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- Alerts for transport operators Alerts for transport operators — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- Alerts for festivals Alerts for festivals — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- Alerts for venues Alerts for venues — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- Event schedule changes Event schedule changes. One message, every subscribed phone, and an honest count of what happened next. Read the full guide
- Alerts for neighbourhoods Alerts for neighbourhoods — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- Alerts for housing associations Alerts for housing associations — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
- Alerts for sports clubs Alerts for sports clubs — a channel people subscribe to once, on a handle you print on a poster. Read the full guide
In your own life
A family, a building, a lift share, a trip. No account and no phone number at the other end, and a group this size fits inside the free tier.
- I want one place to reach my family that is not a group chat everybody has muted. A private channel for the family Read the full guide
- I share the school run and I want to tell the other parents when I am running late. Carpool and school-run alerts Read the full guide
- I want to tell everybody in the building that the water is off or that a parcel has arrived. Alerts for a house share or an apartment block Read the full guide
- I run a club and I want members to know when practice is cancelled or the venue has changed. Alerts for a club or a band Read the full guide
- I organise a trip and I need to tell everybody that the meeting point has moved. Alerts for a group trip Read the full guide
- I am organising a wedding and I want guests to know where to be and when. Alerts for a wedding or a party Read the full guide