The traditional prepaid phone card — a PIN you scratch off and dial before your call — has largely been replaced by apps and eSIMs that route calls over the internet or hybrid local-landline connections. Skype, long a default option for cheap international calls, shut down for good in May 2025, pushing many casual callers toward alternatives for the first time. Here’s what actually works for calling South Africa in 2026, and roughly what it costs.
Free options if the person you’re calling has internet
If the person you’re calling in South Africa has a smartphone and a decent Wi-Fi or mobile data connection, WhatsApp voice and video calling is genuinely free and is by far the most common way South African families and friends stay in touch internationally — WhatsApp has very high adoption in South Africa specifically. The only catch is that both sides need a working internet connection; call quality drops or drops entirely on a weak connection.
Google Voice for occasional US-based callers
If you’re calling occasionally from a US number, Google Voice offers competitive per-minute rates to South African numbers and is simple to set up if you already have a Google account. It’s not the cheapest option for frequent, high-volume calling, but it’s hard to beat for convenience if you only call once in a while.
Hybrid calling apps built for high-volume routes
Several apps specialize specifically in international calling to regions like South Africa, often using a hybrid model that routes part of the call over local landline networks for better quality than pure internet calling:
- Rebtel — connects calls partly via local landlines rather than pure VoIP, aiming for better call quality without needing Wi-Fi on either end. Works with South Africa’s major carriers (Cell C, MTN, Telkom Mobile, Vodacom).
- Yolla — known for some of the lowest app-to-app rates for calls to Africa, with slightly higher rates calling a mobile number directly.
- Toolani — charges separate landline and mobile rates for South Africa, with mobile calls costing more than landline.
- Talk360 — markets itself around especially well-optimized routes for calling across Africa.
Calling-card style apps for people without smartphones
For older relatives or anyone without a smartphone on the South African end, PIN-based calling services still exist — you dial a local access number, enter a PIN, then dial the South African number, and the call completes over the regular phone network rather than the internet. These work from any phone, including landlines, which is their main advantage over app-based options. Balance is usually funded from a linked account, either as pay-per-minute or a recurring plan, and rates vary by whether you’re calling a landline or mobile number in South Africa.
eSIMs for travelers
If you’re the one traveling to South Africa rather than calling someone there, a travel eSIM (rather than a phone card) is now the more common approach — you buy a data/calling plan that activates on arrival without swapping a physical SIM card, avoiding local roaming fees entirely. This only helps for the traveler’s own connectivity, not for calling someone else’s South African number from abroad.
What actually matters when choosing
The right option depends on three things: whether the person you’re calling has reliable internet, whether you’re calling occasionally or constantly, and whether they have a smartphone at all. For frequent calls to a smartphone user, WhatsApp costs nothing. For frequent calls where quality matters more than cost, a hybrid app like Rebtel is worth the small per-minute charge. For a non-smartphone user, a PIN-based calling app remains the only real option. Compare current per-minute rates directly on each provider’s site before committing, since international calling rates shift often and vary by whether you’re calling a mobile or landline number in South Africa.