congstar Flashsale
The congstar flash sale starts on 10.06.2025 at 3 p.m. and rewards the very fast customers. For 72 hours (until 3 pm on 13.06.2025) there will be a new promotional all-network flat rate, and it’s quite something:
✓ 100 GB with max. 50 MBit/s
✓ GB+: 2 GB more per month every year
✓ Allnet & SMS flat rate to all German networks
✓ EU roaming included
✓ Selectable without a term
What’s more, congstar waives the provisioning fee for all customers! What are you waiting for? Take advantage of this limited offer as soon as you can!
