5G explained simply
What 5G is, how it works and how it differs from 4G — the key facts about the new mobile generation.
Read more on yallo.chInformation page
Everything you need to know about yallo
yallo is a Swiss mobile operator headquartered in Zurich. This page summarises factual information about the network, tariffs and technology — clearly and independently explained.
- Swiss operator
- Mobile & home internet
- 5G network
Highlights
What sets yallo apart
Award-winning network
yallo runs on the award-winning Sunrise network, benefiting from its nationwide coverage and quality across Switzerland.
eSIM Ready
All current yallo plans support eSIM. Activation is digital, no physical SIM card required.
Fair prices only
The tariff structure is designed to be transparent: no hidden fees, clearly communicated conditions.
yallo 5G
5G is included in the relevant plans and available in large parts of Switzerland — at no extra cost.
Best available speed at home
yallo Home offers fibre or cable connections depending on your address, with high bandwidth for households and home offices.
connect Award
Outstanding network quality — tested by the independent telecom magazine connect.
Knowledge
Topics around yallo
What is an eSIM and how does it work?
The eSIM is the digital evolution of the classic SIM card, activated directly on your device — no plastic card required.
Read more on yallo.chWhat is roaming?
How your phone automatically connects to foreign networks abroad, and what to watch out for to avoid surprise charges.
Read more on yallo.chWhat is fibre internet?
How a fibre connection works, how it differs from DSL, and why more and more Swiss households are switching to it.
Read more on yallo.chWhich internet speed do I need?
Home office, 4K streaming or gaming — how much bandwidth you really need at home for your everyday use.
Read more on yallo.chWi-Fi calling: phoning over WiFi
How Wi-Fi calling works and why it's a strong alternative to the mobile network in Switzerland — for example in mountain regions or thick-walled buildings.
Read more on yallo.chOfficial information on yallo.ch
All current conditions, plans and availability can be found directly on the provider's site.