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Calculate PromptPay fees

Calculate the fee for a pay-as-you-go transfer compared to a regular bank transfer.

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PromptPay Fees Calculator

The PromptPay Fees Calculator estimates a cost estimation estimate for your scenario from the quantities, rates, period, units and other assumptions requested on the page. Replace the example values with your own promptpay figures and recalculate after changing an assumption. Use it to compare scenarios, then verify any current rate or fee before acting.

Compare the fee for a pay-as-you-go transfer to a regular bank transfer.

Frequently asked questions

How much does Sam Pay charge?
According to the current Bank of Thailand policy, transfers through Pay with Pay are free of charge, which makes them much more economical than regular bank transfers.
How is pay-as-you-go different from a regular bank transfer?
With payment using ID card or phone number instead of bank account number, transfers can be made 24 hours a day, money is instantly deposited and no fees are charged. Normal bank transfers have a fee of 10-25 baht per transfer.
How much can you pay with a maximum transfer per day?
The amount of the pay-as-you-go transfer depends on the bank and the level of verification. Typically, it is 200,000-500,000 baht per day. Some banks may approve higher amounts for customers who have fully verified their identity.

English calculator guide

How to use the PromptPay Fees Calculator

Use this page to test a specific promptpay scenario. Enter your own values in the calculator above, review the units beside each field, and recalculate after changing an assumption. The result updates the promptpay fees estimate instead of relying on a generic example.

  1. Build a baseline promptpay case with figures that match your situation.
  2. Run a second promptpay case after changing the rate, period, quantity or other key assumption.
  3. Record the difference between the two promptpay results and the input responsible for it.

Inputs for the promptpay estimate

For this promptpay calculation, check the quantities, rates, period, units and other assumptions requested on the page. The result is designed to show a cost estimation estimate for your scenario, not a guaranteed provider price or official decision.

How the promptpay result is calculated

The calculator combines the entered quantities, rates and fixed costs to produce the displayed estimate. Reusing the same promptpay inputs will produce the same estimate, which makes the page suitable for controlled scenario comparisons.

Checks for a promptpay decision

Confirm any current rate, threshold or provider rule that could change the final amount. For promptpay, Use the estimate to plan a household or service cost. Actual charges can differ because of provider tariffs, minimum fees, taxes, location and billing-period adjustments. Recheck the entered values and units if the result looks unexpected.

Language QA
Terminology, numeric values and calculator controls checked
Calculator scope
Cost estimation
Last English review
26 July 2026

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Kamnuanlek editorial team
reviewer
Kamnuanlek recipe and resource review team
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