Yes. You can log into multiple Ticarium accounts on the same device and switch between accounts.
However, transactions between accounts used on the same device are monitored under game security and fair play policies.
Between accounts logged in from the same device;
Product purchases,
Resource transfers intended to provide unfair advantage,
Transactions made for boosting (support) purposes,
Coordinated actions that would affect game economy,
an investigation may be initiated regarding the relevant accounts if detected.
If the investigation determines that transactions intended to provide unfair advantage between accounts have been carried out, necessary sanctions including temporary or permanent account closure may be applied to the relevant accounts.
Important: Using multiple accounts on the same device is allowed. However, performing product transfers, boosts, or any operations that provide unfair advantages between these accounts is considered a violation of community rules and may result in sanctions against the accounts.