giffgaff review
Updated September 28, 2026 · NomadCue Editorial Team · Facts checked September 26, 2026
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Our verdict
giffgaff is a budget mobile virtual network operator for travelers who plan to add travel data to a UK line rather than buy a fresh eSIM. Its add-ons reach 60 countries on the O2 network, and help runs through chat, help centre and community.
Key facts
- Best for
- Adding short-trip travel data to a UK line you already hold, on the O2 network.
- Countries covered
- 60↗
- Hotspot sharing
- Yes↗
- Fair use policy
- 63-day EU roaming limit is lifted for the duration of the add-on's validity; tethering is subject to the Fair Usage Policy↗
- Networks
- O2↗
- Top-ups
- Yes↗
- Seller type
- Mvno↗
- Legal entity
- giffgaff Limited↗
- Headquarters
- United Kingdom↗
- Founded
- 2009↗
- Support channels
- Chat, Help-centre, Community↗
- Features
- Hotspot
- Pricing model
- Budget
- Audience
- Short trips, Long trips
- Official website
- giffgaff.com
Facts checked September 26, 2026, 4 sources
Pros and cons
Pros
- Travel add-ons reach 60 countries on the O2 network.
- Hotspot sharing is available, though tethering sits under the Fair Usage Policy.
- Top-ups are available, so a line can be topped up before departure.
- Listed under the budget model, so short trips keep costs down.
Cons
- Support runs on chat, help centre and community only, with no phone or email line.
- The add-ons suit short trip and long trip rather than broad multi-country itineraries.
- On countries covered the brand ranks at position 166 of 303.
Who it suits
- Travellers adding a short trip to a UK line they already hold.
- Budget shoppers who want the add-on price fixed before they fly.
- People happy to sort issues through the chat, help centre and community setup.
Who should look elsewhere
- Zwitchy, if a wider map matters more, given its 200 countries.
- eSIMGo.is, if a travel eSIM across 190 countries suits you better.
- SimToIsrael, if a single market is enough, since it covers 1 country.
How giffgaff compares
8.8 vs 9.3
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8.8 vs 8.5
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8.8 vs 8.8
8.8 vs 9.2- 8.8 vs 9.6
- 8.8 vs 9.5
8.8 vs 9.5
8.8 vs 9.3
8.8 vs 9.3
8.8 vs 9.2
8.8 vs 9.2- 8.8 vs 9.2
8.8 vs 9.1- 8.8 vs 9.1
- 8.8 vs 9.1
8.8 vs 9.0
8.8 vs 8.8- 8.8 vs 8.7
8.8 vs 8.6
8.8 vs 8.6
Frequently asked questions
Does giffgaff sell travel data add-ons?+
Yes, travel data add-ons sit at the centre of how giffgaff works abroad. They are aimed at short trip and long trip and reach 60 countries, and the EU roaming limit is lifted for the duration of the add-on's validity.
Which network does giffgaff use?+
giffgaff runs as a mobile virtual network operator on the O2 network, so its travel add-ons ride that host network abroad. The company is registered in the United Kingdom as giffgaff Limited and was founded in 2009.
Can I share a hotspot on a giffgaff line while traveling?+
Hotspot sharing is available on giffgaff plans, and hotspot is part of what the brand offers. Tethering is subject to the Fair Usage Policy, so heavy hotspot use can be limited even though the feature is included on the line.
What kind of provider is giffgaff?+
giffgaff sits under the budget model and is listed as a mobile virtual network operator, which is why travel data is added to an existing UK line rather than sold as a standalone eSIM. Top-ups are available for keeping the account active.
How many countries do giffgaff travel add-ons cover?+
The travel add-ons cover 60 countries. That is well short of Zwitchy at 200 countries and eSIMGo.is at 190 countries, so giffgaff suits routes that stay inside its own footprint.
How do I get help from giffgaff?+
Support runs on chat, help centre and community, which means chat, a help centre and the community rather than phone or email. That suits travellers used to self-serve, but it means questions while roaming go through written channels.
Can I top up a giffgaff line before I travel?+
Top-ups are available, so a line can be topped up before departure and a travel add-on placed on top of it. Those add-ons are aimed at short trip and long trip and reach 60 countries on the O2 network.
Sources
- help.giffgaff.com/en checked September 26, 2026
Backs: Headquarters, Legal entity, Networks
“giffgaff Limited, 500 Brook Drive, Reading, RG2 6UU”
- help.giffgaff.com/en/articles/245216-how-to-tether-from-y... checked September 26, 2026
Backs: Features, Hotspot sharing
“Members can tether from their phone. Tethering is allowed on all our plans and when you use credit (PAYG), subject to our Fair Usage Policy.”
- help.giffgaff.com/en/articles/365501-giffgaff-travel-data... checked September 26, 2026
Backs: Audience, Countries covered, Fair use policy, Support channels, Top-ups
“The travel data add-ons are valid for 30 days from the date of purchase so cannot be activated at a later date.”
- ui.awin.com/merchant-profile/3599 checked September 26, 2026
Backs: Founded, Pricing model, Seller type
“giffgaff was born in November 2009 and runs on the O2 network.”
Compiled from 4 source pages, checked September 26, 2026. We did not open an account.
Not confirmed yet: Price from, Price per GB from, Unlimited data.
Related by the facts
giffgaff
Adding short-trip travel data to a UK line you already hold, on the O2 network.