Western Sahara → Democratic Republic of the Congo
Western Sahara plugs
Democratic Republic of the Congo plugs
Shared plug types: C, E
Compatibility: Compatible
Voltage — Western Sahara 230V — Democratic Republic of the Congo 230V
Voltage is the same. Your devices should work normally.
Device compatibility (phones)
Phones almost always support 100–240V, so yours should work safely. Check your charger label to confirm.
You likely only need a plug adapter (if socket shapes differ). Voltage is close between these countries.