giffgaff SIM only deals
13 giffgaff SIM only plans in our comparison, from £6 a month, 2 with unlimited data, 7 on rolling one-month terms. Data, price and contract length on each, with any mid-contract rise stated.
Our pickNo credit check
giffgaff, 50GB dataMoneyHQ may earn a commission if you take this deal. It never changes the price you pay or the order deals are shown in. How we make money
- One-month rolling
- Nothing upfront
- No mid-contract rise stated
50GB data on giffgaff for £15 a month: no credit check, and you can leave with a month's notice.
How we chose it
The lowest monthly price among the one-month plans on this page with at least 30GB from a network that states it runs no credit check on them. Read live from our comparison partner.
giffgaff says no credit checks are carried out when you buy a plan. Read on giffgaff's own site on 23 October 2026. Their own statement.
Sold by giffgaff. MoneyHQ may earn a commission if you take it.
Deals come from our comparison partner and MoneyHQ may earn a commission if you take one.
Quick answer · figures checked 2 November 2026
- What is the lowest giffgaff SIM only price?
- On 2 November 2026 the lowest monthly price we saw on giffgaff was £6 a month for 2GB on a rolling one-month plan. That deal states no mid-contract rise.
- How much is unlimited data on giffgaff?
- The lowest unlimited-data price we saw on giffgaff was £25 a month on 18 months, one of 2 unlimited plans in the comparison.
What giffgaff SIM only really costs
Across 13 giffgaff SIM only plans, the lowest true monthly cost is £6 a month (2GB, £6 a month, rolling monthly).
By data allowance
| Data | Plans | Lowest true cost a month | That plan |
|---|---|---|---|
| Up to 10GB | 2 | £6 | 2GB, £6 a month, rolling monthly |
| 11GB to 50GB | 5 | £8 | 40GB, £8 a month, 18 months |
| 51GB to 150GB | 3 | £10 | 80GB, £10 a month, 18 months |
| Over 150GB | 1 | £20 | 200GB, £20 a month, 18 months |
| Unlimited | 2 | £25 | Unlimited data, £25 a month, 18 months |
By contract length
| Contract | Plans | Lowest true cost a month | That plan |
|---|---|---|---|
| Rolling monthly | 7 | £6 | 2GB, £6 a month, rolling monthly |
| 18 months | 6 | £8 | 40GB, £8 a month, 18 months |
giffgaff against the other networks
Against the network that charges least for as much data or more.
| Data | Difference | giffgaff | Lowest elsewhere |
|---|---|---|---|
| Up to 10GB | £2.50 morea month | £6 2GB, rolling | £3.50 Mozillion, 3GB, 24 months |
| 11GB to 50GB | £1.05 morea month | £8 40GB, 18 months | £6.95 TalkMobile, 40GB, rolling |
| 51GB to 150GB | £2 morea month | £10 80GB, 18 months | £8 iD Mobile, 80GB, rolling |
| Over 150GB | £8 morea month | £20 200GB, 18 months | £12 iD Mobile, 200GB, rolling |
| Unlimited | £11.24 morea month | £25 Unlimited data, 18 months | £13.76 Three, Unlimited data, 12 months |
Price rises
None of the 6 fixed-term plans states a mid-contract rise. The lowest with no stated rise works out at £8 a month (40GB, £8 a month, 18 months).
giffgaff SIM only plans right now
13 plans, £6 to £35 a month. 2 with unlimited data. 13 on 5G. 7 rolling one-month. None state a mid-contract rise.
| Data | A month | Contract | Sold by | Rise | Go to deal |
|---|---|---|---|---|---|
| 2GB · 5G | £6 | Rolling | giffgaff | No mid-contract rise stated | Get deal: Deal on giffgaff, £6 a monthMoneyHQ may earn a commission if you take this deal. It never changes the price you pay or the order deals are shown in. How we make money |
| 5GB · 5G | £8 | Rolling | giffgaff | No mid-contract rise stated | Get deal: Deal on giffgaff, £8 a monthMoneyHQ may earn a commission if you take this deal. It never changes the price you pay or the order deals are shown in. How we make money |
| 40GB · 5G | £8 | 18 months | giffgaff | No mid-contract rise stated | Get deal: Deal on giffgaff, £8 a monthMoneyHQ may earn a commission if you take this deal. It never changes the price you pay or the order deals are shown in. How we make money |
| 20GB · 5G | £10 | Rolling | giffgaff | No mid-contract rise stated | Get deal: Deal on giffgaff, £10 a monthMoneyHQ may earn a commission if you take this deal. It never changes the price you pay or the order deals are shown in. How we make money |
| 80GB · 5G | £10 | 18 months | giffgaff | No mid-contract rise stated | Get deal: Deal on giffgaff, £10 a monthMoneyHQ may earn a commission if you take this deal. It never changes the price you pay or the order deals are shown in. How we make money |
| 26GB · 5G | £12 | Rolling | giffgaff | No mid-contract rise stated | Get deal: Deal on giffgaff, £12 a monthMoneyHQ may earn a commission if you take this deal. It never changes the price you pay or the order deals are shown in. How we make money |
| 50GB · 5G | £12 | 18 months | giffgaff | No mid-contract rise stated | Get deal: Deal on giffgaff, £12 a monthMoneyHQ may earn a commission if you take this deal. It never changes the price you pay or the order deals are shown in. How we make money |
| 50GB · 5G | £15 | Rolling | giffgaff | No mid-contract rise stated | Get deal: Deal on giffgaff, £15 a monthMoneyHQ may earn a commission if you take this deal. It never changes the price you pay or the order deals are shown in. How we make money |
Read from our comparison partner’s feed on 2 November 2026. Providers set the prices and can change them. Tables built automatically by rules MoneyHQ sets: ordered by what deals cost, never by commission. How we make money.
giffgaff SIM only: questions people ask
Can I get a giffgaff SIM with no contract?
Yes: 7 of the 13 giffgaff plans we saw are rolling one-month plans you can leave with a month's notice.
Do giffgaff SIM only prices rise mid-contract?
None of the 13 giffgaff plans in our sample stated a mid-contract rise on 2 November 2026.
Are giffgaff SIM only deals 5G?
13 of the 13 plans we saw are 5G.