The Forex calculator is the best way to find current exchange rates of more than 150 currencies. As per the rates updated on 05:42 am on 13th Jun 2026 Saturday, 1 Guinean Franc (GNF) is equal to 2.539 S�o Tom� and Pr�ncipe Dobra (STD) and 1 S�o Tom� and Pr�ncipe Dobra (STD) is equal to 0.394 Guinean Franc (GNF).
The conversion table is also shown in order to provide possible multiplications of GNF to STD and vice-versa. For custom amount the amount field can be used. The rates are updated on hourly basis.
| 10 GNF | = | 25.385 STD |
| 50 GNF | = | 126.926 STD |
| 100 GNF | = | 253.851 STD |
| 250 GNF | = | 634.628 STD |
| 500 GNF | = | 1269.257 STD |
| 1000 GNF | = | 2538.513 STD |
| 10 STD | = | 3.939 GNF |
| 50 STD | = | 19.697 GNF |
| 100 STD | = | 39.393 GNF |
| 250 STD | = | 98.483 GNF |
| 500 STD | = | 196.966 GNF |
| 1000 STD | = | 393.931 GNF |