Compare OiSTER mobile plans (October 2026)
OiSTER sells 6 mobile plans in Denmark, from kr 25.00/month (OiSTER Basic).
Operator facts
| Activation fee | eSIM | Network | Contract | EU roaming | Promo code | Source · checked |
|---|---|---|---|---|---|---|
| kr 0.00 | Yes | 3 | no contract | 0 GBcomputed | unknown | oister.dk · |
All plans
- OiSTER Basic costs kr 25.00 a month, includes 0 GB data and 0 minutes, no contract, EU allowance 0 GBcomputed. Order at oister.dk/mobilabonnement/oister-basic Go to OiSTER. checked
- 12 timer - 12 GB data costs kr 69.00 a month, includes 12 GB data and 720 minutes, no contract, EU allowance 12 GBstated. Order at oister.dk/mobilabonnement/oister-mobil-12-timer-12-gb Go to OiSTER. checked
- Fri tale - 40 GB data costs kr 99.00 a month (new customers pay kr 49.00/month; the discount then lasts 3 months, after which kr 99.00/month applies; kr 1,038.00 over 12 months, kr 2,226.00 over 24 months), includes 40 GB data and Unlimited, no contract, EU allowance 30 GBstated. 'Første 3 mdr.'; 'Prisen gælder ved oprettelse af nyt abonnement'; end date not stated. Order at oister.dk/mobilabonnement/oister-mobil-fri-tale-40-gb Go to OiSTER. checked
- Fri tale - 100 GB data costs kr 109.00 a month (new customers pay kr 54.00/month; the discount then lasts 3 months, after which kr 109.00/month applies; kr 1,143.00 over 12 months, kr 2,451.00 over 24 months), includes 100 GB data and Unlimited, no contract, EU allowance 30 GBstated. 'Første 3 mdr.'; 'Prisen gælder ved oprettelse af nyt abonnement'; end date not stated. Order at oister.dk/mobilabonnement/oister-mobil-fri-tale-100-gb Go to OiSTER. checked
- Fri tale - 45 GB data inkl. streaming costs kr 169.00 a month, includes 45 GB data and Unlimited, no contract, EU allowance 35 GBstated. Order at oister.dk/mobilabonnement/streaming Go to OiSTER. checked
- Fri tale - Fri data costs kr 199.00 a month (new customers pay kr 99.00/month; the discount then lasts 3 months, after which kr 199.00/month applies; kr 2,088.00 over 12 months, kr 4,476.00 over 24 months), includes Unlimited data and Unlimited, no contract, EU allowance 40 GBstated. 'Første 3 mdr.'; 'Prisen gælder ved oprettelse af nyt abonnement'; end date not stated. Order at oister.dk/mobilabonnement/oister-mobil-fri-tale-fri-gb Go to OiSTER. checked
OiSTER eSIM
6 of the 6 OiSTER plans state eSIM. The cheapest with eSIM is OiSTER Basic, at kr 25.00 a month.
OiSTER roaming
Elsewhere in the EU, OiSTER plans give 0 to 40 GB; OiSTER states this for 5 plans, for the other 1 we show the computed legal minimum.
Who it's cheapest for
Not the cheapest for any of the 6 standard situations we compare.
- For Data only, no calls needed (1 GB+), OiSTER Basic costs kr 37.08/month; Lyca Mobile All in One 19 is cheaper at kr 19.00/month, about kr 216.96/year less over a year (effective cost, fees and extra use included).
- For 5 GB+, OiSTER 12 timer - 12 GB data costs kr 69.00/month; Lyca Mobile All in One 19 is cheaper at kr 19.00/month, about kr 600.00/year less over a year (effective cost, fees and extra use included).
- For 20 GB+, OiSTER Fri tale - 40 GB data costs kr 86.50/month; Lyca Mobile All in One 49 is cheaper at kr 41.25/month, about kr 543.00/year less over a year (effective cost, fees and extra use included).
- For 50 GB+, OiSTER Fri tale - 100 GB data costs kr 95.25/month; Flexii Fri tale - 50 GB | Danmark | 4G is cheaper at kr 60.25/month, about kr 420.00/year less over a year (effective cost, fees and extra use included).
- For 100 GB+, OiSTER Fri tale - 100 GB data costs kr 95.25/month; Flexii Fri tale - 100 GB | Danmark | 4G is cheaper at kr 69.00/month, about kr 315.00/year less over a year (effective cost, fees and extra use included).
- For Unlimited data, OiSTER Fri tale - Fri data costs kr 174.00/month; Flexii Fri tale - Fri data | 30 GB i EU | 4G is cheaper at kr 144.00/month, about kr 360.00/year less over a year (effective cost, fees and extra use included).
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