I used it, so far it's good and many improvement during i used it. at least it can help me to save my bandwidth from dowloading blockchain.

Here is progress report from web wallet developer

Stake - Online Mining Launch    Stake - Online Mining Launch today. Happy mining guys    Done    2016-08-09 05:05:20    
Stake - Online Mining    Now we are going to develop online mining, so keep your coin in our wallet.    Done    2016-08-08 13:41:52    
User address wallet    Fix balance in "My Wallet". Previously it shown "0" in user balance although there is any balance in "user wallet view", but in "user wallet details" show real user balance. It's happen in all pow coin, but now it fixed.    Done    2016-08-08 03:39:40    
Balance Receiver Improvement  Balance Receiver Improvement, to make sure user receive their balance in our wallet address.    Done    2016-08-08 03:12:44    
Balance Receiver Improvement    We improve balance receiver for late transaction confirmation    Done    2016-08-07 17:26:34    
Report Module    Now we have - Faucet miner report module - Error report - Progress Report    Done    2016-08-07 12:04:53    
Integrated faucet    Now we have Integrated faucet, for faucet miner    Done    2016-08-07 12:03:42    
Send Amount    Send amount has been fixed and improve it    Done    2016-08-07 12:03:04    
Balance Receiver    Balance Receiver has fixed and improve    Done    2016-08-07 12:00:27