The ETH wallet in Coins.ph is designed as a smart contract in order to add security features that protect your funds. Transactions sent from smart contracts are structured differently than those sent from externally-owned ETH accounts. Because of this, some external ETH wallets are not able to pick up transactions from smart contracts.
DISCLAIMER - This is a list of known providers that are compatible with receiving ETH smart contracts. However, this is not a guarantee that they are compatible with receiving funds using smart contracts. It is your responsibility to verify with your wallet provider that they can accept funds using smart contracts. Funds successfully sent out of your wallet are final and irreversible.
Here is a running list of wallet providers that have been confirmed, at the time of this article, to be compatible receiving ETH from smart contract transactions (this is list non-exhaustive):
If your wallet provider is not part of the list or you are uncertain about whether the wallet can receive your funds, contact your wallet provider or email@example.com for support.