The phrase "added payment" is correct and usable in written English.
It can be used when referring to an additional charge or fee that is required beyond the original payment.
Example: "The total cost of the service includes an added payment for expedited shipping."
Alternatives: "additional fee" or "extra charge".
Tencent's WeChat also added payment features, including one that lets users pay their utility bills through the app.
It added payment processing options a couple years later, and now more than $100 million in transactions have been processed through its forms.
The company has also added payment features (which I used), letting users pay for their move on Moveline, ensuring the same quote they were given at the very beginning of the process.
The balanced budget law sought to shrink that added payment, in a series of steps over several years.
In others, it demanded reimbursement of the added payment it made to psychiatrists for therapy with medication, if the notes for each session did not specifically mention the medication.
Truecaller added payments in India last year.
The added payments resulting from those rising interest rates will send deficits soaring.
Third, while Google and Apple have built their ecosystems and added payments to them to facilitate the type of commerce they required, nothing is a more natural extension of social interaction than adding payments to the mix.
Facebook added payments to its chatbots last year, and it has recently tweaked the format to make them more user friendly.
That's quite unlike other messaging apps, which have added payments, bots, games, official accounts, stickers and many more features to provide increased functionality.
With those improvements, they add, payment plans will need to provide incentives for searching.
