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Credits and balance

SMPP binds use prepaid SMS credits. One credit pays for one segment.

How credits work

  • Each bind has a balance in SMS credits.
  • One credit pays for one segment. The gateway counts every submit_sm it accepts, and a long message sends one submit_sm per segment.
  • A credit is taken when the gateway accepts a submit_sm. A refused submit_sm costs nothing.
  • A new bind starts at 0 credits. When the balance reaches zero, new messages are refused until you top up.

Each bind has a price per SMS, shown on the Binds page in MWK and USD. A bind that covers several countries uses the highest of their prices.

Check your balance

  • In the SMPP portal, on the Binds page.
  • Every change (top-ups, transfers, corrections) is listed under Credit history, with the number of SMS and the time.

Top up

  1. Pay by bank or mobile money transfer. The Top up page shows how to pay.
  2. On Top up, pick the bind, enter the amount you paid, the currency (MWK or USD), how you paid (bank, mobile money or other) and the payment reference. You can add a note.
  3. The page shows how many SMS that amount buys. The price is locked when you submit, even if prices change before approval.
  4. The smallest top-up is 100 SMS.
  5. Each payment reference can be used for one request only. If a request is rejected, the reference can be used again.
  6. Who approves it:
    • If you buy directly from SMS YANU, staff check the payment and approve.
    • If you buy from a reseller, your reseller approves it and the SMS come from the reseller's pool.
  7. When approved, the credits are on the bind and you get an email (once mail sending is set up).

See Payments for how to pay.

Request states

StateMeaning
PendingWaiting for staff or your reseller.
ApprovedThe credits are on your bind.
RejectedNot approved. The note says why.
Being checkedThe gateway did not confirm the credit in time. Staff check it by hand. Do not send a new request for the same payment.

Low balance

Keep enough credit for at least a few days of traffic. A bind with no credit refuses every message.

To be confirmed

Low-balance alerts by email or SMS are not built yet. The smallest top-up (100 SMS) is a server setting and may be changed by Deltacomm.

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