Three coverage via Currys
iD Mobile is the Currys-backed SIM on Three. Handy if you already buy kit there.
Value SIM
iD Mobile mobile deals & plans
Currys-backed SIMs with flexible contracts.
About iD Mobile
iD Mobile (linked with Currys) offers flexible contracts and competitive pricing on the Three network. It sits between full Three retail and pure SIM brands like Smarty.
If you like buying phones through a high-street tech retailer ecosystem but want Three coverage, iD Mobile is worth a look. Confirm coverage with Three’s tools.
Compare iD Mobile with Smarty and Three when weighing flexibility versus simplicity versus official Three branding.
Network coverage: Three
Typical plan types: Flexible contracts, phones, and SIM-only on Three
Also on Three: iD Mobile uses Three coverage. Also on Three:
Key points
Quick highlights when comparing iD Mobile phone deals, SIM plans.
Flexible contracts are the pitch
Read iD’s current terms on iD Mobile — lengths and extras move.
Same masts as Smarty
If you do not need the Currys relationship, Smarty is the plainer Three SIM.
Phones and SIMs in one retail habit
Useful when you want a handset from Currys and a Three-based plan.
Pros
- Flexible contract style appeals to switchers
- Three network coverage
- Phone and SIM-only paths online
- Strong mid-market value positioning
Watch-outs
- Extra brands can confuse first-time switchers
- Business fleets usually look at Three Business instead
- Coverage still varies by postcode on Three
Consider iD Mobile if…
Maybe skip if…
Questions about iD Mobile
Host network, 5G and who it is actually for. Checked September 2026.
Whose masts does iD Mobile use?
Three. Use Three’s coverage checker.
Why buy iD instead of Smarty?
Mostly the Currys relationship and handset path. Coverage is the same.
Can I get it without Currys?
Yes — iD Mobile has its own shop. Currys is how many people meet the brand.
Compare other networks
Not sure iD Mobile is the one? Explore a few alternatives.