congstar: all mobile plans, EU allowance and roaming passes
congstar sells 14 mobile plans in Germany, from €5.36/month (congstar Prepaid Allnet XS mit LTE 25). 14 of them state their EU data allowance.
Plans
| Plan · source | €/month | Data | Minutes | EU data | 5G | eSIM | Contract |
|---|---|---|---|---|---|---|---|
| congstar Prepaid Allnet XS mit LTE 25prepaid checked 2026-10-12 | €5.36 | 1 GB | Unlimited | 1 GBstated | No | Yes | none |
| congstar Prepaid Allnet S mit 5G 25prepaid checked 2026-10-12 | €7.50 | 5 GB | Unlimited | 5 GBstated | Yes | Yes | none |
| congstar Prepaid Jahrespaketprepaid checked 2026-10-12 | €8.22 | 19.73 GB | Unlimited | 19.73 GBstated | Yes | Yes | 12 mo |
| congstar Prepaid Allnet M mit 5G 25prepaid checked 2026-10-12 | €10.71 | 25 GB | Unlimited | 25 GBstated | Yes | Yes | none |
| congstar Prepaid Allnet L mit 5G 25prepaid checked 2026-10-12 | €12.86 | 40 GB | Unlimited | 40 GBstated | Yes | Yes | none |
| congstar Allnet Flat XS (24 Monate) checked 2026-10-12 | €15.00 | 15 GB | Unlimited | 15 GBstated | Yes | Yes | 24 mo |
| congstar Allnet Flat XS Flex (monatlich kündbar) checked 2026-10-12 | €15.00 | 15 GB | Unlimited | 15 GBstated | Yes | Yes | none |
| congstar Prepaid Allnet XL mit 5G 25prepaid checked 2026-10-12 | €17.14 | 50 GB | Unlimited | 50 GBstated | Yes | Yes | none |
| congstar Allnet Flat S (24 Monate) checked 2026-10-12 | €20.00 | 50 GB | Unlimited | 50 GBstated | Yes | Yes | 24 mo |
| congstar Allnet Flat S Flex (monatlich kündbar) checked 2026-10-12 | €20.00 | 50 GB | Unlimited | 50 GBstated | Yes | Yes | none |
| congstar Allnet Flat M (24 Monate) checked 2026-10-12 | €25.00 | 125 GB | Unlimited | 125 GBstated | Yes | Yes | 24 mo |
| congstar Allnet Flat M Flex (monatlich kündbar) checked 2026-10-12 | €25.00 | 125 GB | Unlimited | 125 GBstated | Yes | Yes | none |
| congstar Allnet Flat L (24 Monate) checked 2026-10-12 | €30.00 | 200 GB | Unlimited | 200 GBstated | Yes | Yes | 24 mo |
| congstar Allnet Flat L Flex (monatlich kündbar) checked 2026-10-12 | €30.00 | 200 GB | Unlimited | 200 GBstated | Yes | Yes | none |
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