Now in beta — Join 50+ UK businesses 🇬🇧

Business phone numbers in less than 3 minutes.

Get a real UK mobile, national or local phone number for your business. SMS, calls, and a shared team inbox — no hardware, no contracts.

Signed up and setup in less than 3 minutes.

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useline.io/inbox
Conversations4
SC
Sarah Chen+44 7700 900123
Call

Hi! I saw your ad for the photography package. Do you have availability this Saturday?

10:32 AM

Hi Sarah! Yes, we have a 2pm slot available on Saturday. It’s the 2-hour portrait session at £150. Shall I pencil you in?

10:34 AM
New

That sounds perfect. Are you dog friendly?

10:36 AM
AI suggested reply

Yes, we'd love to have your pet join us. Feel free to bring them along. I’ll book you in for 2pm Saturday and you'll get confirmation shortly.

Everything you need, nothing you don't

A business phone system that sets up in minutes and stays out of your way.

SMS & MMS
Send and receive text messages from your business number. Two-way conversations appear in a shared team inbox so nothing gets missed.
Voice calls
Receive inbound calls and route them to any team member. Set business hours, voicemail greetings, and call forwarding rules.
Shared team inbox
Every conversation lives in one place. Assign threads, leave internal notes, and hand off context without forwarding screenshots.
Automations
Auto-reply to common questions, tag conversations by keyword, and trigger workflows in the tools you already use.
Real UK numbers
Get a genuine UK mobile number that works everywhere. Customers see a real number, not a short code or landline.
No hardware needed
Everything runs in the browser and on your phone. No SIM cards, no desk phones, no contracts. Cancel anytime.

Simple, usage-linked pricing

Pay for what you use. Starting at £1.70 for your first month. No contracts, no minimum-periods, cancel anytime.

Business Phone
The Only Plan
from £1.70 /mo
  • First month includes 50 credits per number
  • 1 credit = 1p across calls, SMS, WhatsApp and AI usage
  • Usage pricing from 1.0p to 0.55p per credit, decreasing as you use more
  • Optional subscription-based pricing for cheaper rates
Takes less than 3 minutes to setup

Prices exclude VAT. View full pricing details

Ready to get started? Explore features, learn more, or choose from thousands of numbers.

Choose a number, get a real UK number for your business

See how it works, explore the shared inbox and features

View pricing, simple usage-linked plans from £1.70/mo

Frequently asked questions

Everything you need to know before getting started.