Skip to content
nothanumber
  • How it works
  • Pricing
  • Guides
  • FAQ
  • Join the waitlist
Home / Guides

Guides

Straight-talking guides to getting a second UK phone number - what one is, how it works on the phone you already own, and how to keep your personal number to yourself.

How call forwarding works

Send calls on to another phone when you can't answer in the app - cost, setup and the honest reason it isn't free.

How Quiet Hours works

Make a number go quiet on demand or on a repeating schedule - Do Not Disturb and Curfew, explained.

How voicemail works

Play voicemails in the app, read them as text, and know how long they're kept - voicemail on nothanumber, explained.

Keep your number private when selling online

Sell on Marketplace, Vinted, eBay or Gumtree without handing strangers your real mobile - how to do it, step by step.

Second number vs a second phone

Do you really need a second handset for a separate line? How an app-based second number compares to carrying two phones.

Second number vs a second SIM

App-based second number or a second SIM? How they compare on cost, privacy and hassle, and when each one wins.

What is a second phone number?

A plain-English guide to what a second UK number is, how it works without a second SIM, and what people use one for.

nothanumber

A second UK phone number - mobile or landline - in one app.

Product

How it works Pricing Guides FAQ Join the waitlist

Use cases

Selling online Work & life Dating Side hustle

Legal

Privacy Terms EULA

Contact

support@nothanumber.com

© 2026 nothanumber. All rights reserved. Made in the UK.