UK SIM-only deal
100GB monthly rolling plan
giffgaff · 30-day rolling · Checked 19 Oct 2026
Monthly price£20.00/month
Upfront cost£0.00
Minimum term cost£20.00
Plan details
Data100 GB
Contract30-day rolling
NetworkO2
Minutes / textsUnlimited / Unlimited
4G / 5G / eSIMYes / Yes / Yes
EU roamingUp to 5GB EU roaming on eligible plans
Price risesNo mid-contract price rises on current 18-month plans
Offer checked19 Oct 2026
Prices and availability can change. Check the provider’s website before purchase.