Old Afghan Afghani (AFA) and Sao Tome Dobra (STD) Currency Exchange Rate Conversion Calculator

This Old Afghan Afghani and Sao Tome Dobra convertor is up to date with exchange rates from August 14, 2026.

Enter the amount to be converted in the box to the left of Old Afghan Afghani. Use "Swap currencies" to make Sao Tome Dobra the default currency. Click on Sao Tome Dobras or Old Afghan Afghanis to convert between that currency and all other currencies.

Old Afghan Afghani (AFA)	Sao Tome Dobra (STD)

Other countries and currencies

The Old Afghan Afghani is the currency in Afghanistan (AF, AFG). The Sao Tome Dobra is the currency in Sao Tome and Principe (ST, STP). The symbol for STD can be written Db. The Sao Tome Dobra is divided into 100 centimos. The exchange rate for the Old Afghan Afghani was last updated on August 13, 2026 from MSN. The exchange rate for the Sao Tome Dobra was last updated on May 3, 2023 from Yahoo Finance. The AFA conversion factor has 4 significant digits. The STD conversion factor has 5 significant digits.