This can only be done in the demo sandbox environment
Copy the code below and use the Voucher Redeem within the web app or mobile apps, or use the API itself to redeem it. (Merchant.Voucher)
Fiat Currency - PHP 1000 - Voucher Code: PHP-yk3fre5Kdk
Cryptocurrency - TAGX 1000 - Voucher Code: TAGX-ZqUN2LjtO7
Download Tagcash Wallet from iOS appstore or Android Google Play Store
Although you can login to demo.tagcash.com and redeem the amounts above to play with, you can also use the same registration info to login to the mobile apps using format "youremail or ID / demo" and your password. (eg: email@example.com/demo, password blahblah). You will see a different set of data from the live wallet and can load the amounts from above. Remember, it's not real money. The Stellar testnet is also integrated into the demo website and mobile apps.