Search "second phone for business reddit" and you'll find a decade of threads asking the same question, because people trust other business owners more than they trust adverts. We read through the big ones, from r/sales and r/Entrepreneur to r/AskUK, r/ukelectricians and r/doctorsUK, and the answers sort into three camps: buy a cheap second handset, get a dual SIM, or use an app. Here's what each camp says, where their own replies push back, and the UK-specific answer that almost none of the threads mention.
Camp One: "Just Buy a Cheap Second Phone"
The strongest version of this case lives in r/sales, where a thread titled "Why you should have two phones" drew around eighty replies, most of them in favour. The argument is about boundaries: when the work phone goes in the drawer at six, work is physically over. Managers in r/managers make a similar case, and it's the standard advice in the r/Entrepreneur threads too.
But read the replies underneath and the same confessions repeat: the second phone that stopped getting charged, the one left at home on the day the big call came, the pair of phones juggled at a till. The boundary argument is real, but it depends on you carrying and charging two devices every day indefinitely, and plenty of the thread's own contributors admit they didn't. We've written up whether you actually need a second phone for business if you want the full cost breakdown.
Camp Two: "Get a Dual SIM"
The practical camp, common in the trade subs like r/ukelectricians and in r/phones. One handset, two SIMs, two numbers. It works, and for some people it's enough. The limits show up in the replies, though. Both numbers ring the same way with no sense of which is work. There are no business hours: the work SIM is live at Sunday lunch unless you dig into settings. The second number is another 07 mobile, which does nothing for how established your business looks. And WhatsApp still only runs happily against one of the numbers, which is exactly the complaint that fills the medical threads below. Dual SIM is a fine tool; it's just answering a smaller question than the one being asked.
Camp Three: "Use an App" (the American Problem)
In r/smallbusiness and the r/Entrepreneur threads, the most upvoted answers name Google Voice, OpenPhone or Grasshopper. Reasonable advice, if you're in America. Google Voice's personal numbers aren't available in the UK, and the others are US-centric products priced in dollars with US numbers at the core. A UK reader leaves those threads with a recommendation they literally cannot follow, which is partly why the question keeps getting re-asked in UK subs like r/AskUK, where one recent thread gathered just four replies.
The Pain Behind the Question: WhatsApp
The most revealing threads are in r/doctorsUK, where the question has come up repeatedly, most recently drawing a couple of dozen replies. The stated problem is rarely calls. It's WhatsApp: rota groups, ward groups and work chats sitting inside a personal WhatsApp, unmutable on days off without muting friends too. That's the modern version of the second-phone question. People don't want a second device; they want their work messages and work calls to live somewhere that can be switched off. It's telling that the same thread reappears in that subreddit every few months: none of the standard answers, second handset included, has actually solved it for them.
What the Threads Keep Missing for UK Businesses
Across all of these threads, the option that rarely comes up is the one built for exactly this: a virtual landline. A real UK local number that rings on the phone you already have, with business calls announced so you know it's work, hours you set, and WhatsApp Business on the same number so work chat is separate from personal chat on one handset. The nearest Reddit gets is r/smallbusinessuk, where a year-old thread asking for virtual landline recommendations drew twenty-plus replies naming UK providers; the idea is known, it just never makes it into the second-phone threads.
Full disclosure: we make Solofone, one of those UK virtual landline services, so we're biased. But the mechanics aren't in dispute: under Ofcom's rules UK numbers are portable, a landline number no longer needs a phone socket, and one phone can carry a personal mobile number and a business landline at the same time. That's true whichever provider you pick.
The Threads We Read
For anyone who wants to go straight to the source, these are the discussions this roundup draws on. They're easy to find by searching the thread title with the subreddit name:
- r/sales, "Why you should have two phones": the biggest pro-two-phones thread, around 80 replies, boundaries argument front and centre.
- r/Entrepreneur, two threads on work phones with roughly 20 and 40 replies: mixed advice, heavy on US apps.
- r/managers, around 44 replies: managers on whether a work phone protects your evenings.
- r/doctorsUK, two threads about a second number and WhatsApp for work: the clearest picture of the WhatsApp-group pain.
- r/ukelectricians: a trade's-eye view, mostly dual-SIM workarounds.
- r/phones, around 38 replies: the hardware angle on running two numbers.
- r/AskUK, "How to get a second phone number for business?": only four replies, which says a lot about how thin the UK-specific advice is.
- r/smallbusiness: a two-year-old thread whose top answers are American apps.
- r/smallbusinessuk: the virtual landline recommendations thread, twenty-plus replies naming UK providers.
So Who's Right?
Each camp is right about something. The two-phone crowd is right that separation matters; their solution just demands daily discipline most people run out of. The dual-SIM crowd is right that one handset is the way; their setup just gives you a second anonymous mobile number with no off switch. The app crowd is right that this is a software problem; their apps just don't serve the UK.
Put those three right answers together and you get the setup we'd recommend whether you're an electrician quoting jobs, a consultant in London or a doctor tired of ward groups on your days off: one phone, two numbers, with the business number being a proper local landline that knows when you're working and handles WhatsApp on its own identity.
Want the one-phone version of separation Reddit is asking for? See how Solofone works.