Pay-as-you-go and prepaid VoIP services are gaining traction as flexible and affordable solutions for South African businesses. These options eliminate the need for long-term contracts, allowing businesses to manage costs effectively while enjoying the benefits of Voice over Internet Protocol (VoIP) technology. Whether you’re a small business with low call volumes or a larger company seeking predictable costs, these services offer a practical alternative to traditional VoIP plans.
What’s the Difference Between Pay-as-You-Go and Prepaid VoIP?
Pay-as-You-Go VoIP:
With pay-as-you-go VoIP, you are billed per minute (or per second) for calls made. You can reload your account as needed, making this the ideal option for businesses with low call volumes or those seeking flexibility.
- Benefits: Affordable, flexible, and ideal for businesses with sporadic calling needs.
Prepaid VoIP:
Prepaid VoIP requires upfront payment for a specific amount of call time or a set package. Some prepaid options even include unlimited calling plans. This is perfect for businesses with medium to high call volumes seeking predictable expenses.
- Benefits: No surprise bills, cost predictability, and access to advanced features like call management and analytics.
By understanding your call volume, budget, and required features, you can choose the best VoIP option for your business. Below is our list of the Top 5 Pay-as-You-Go and Prepaid VoIP Providers in South Africa for 2025:
Top 5 Uncapped VoIP Calling Packages for 2025
1. Pay-as-You-Go: Telkom VoIP
Why Choose Telkom VoIP?
Telkom VoIP is a reliable option for businesses seeking pay-as-you-go VoIP solutions. Their VoIP calling plans allow businesses to pay only for the calls they make, with no hidden fees or long-term commitments. With Telkom’s extensive network, users can enjoy reliable call quality and affordable rates for both local and international calls.
Unique Features:
- Affordable per-second billing for calls.
- No long-term contracts or monthly line fees.
- Flexible top-up options for prepaid users.
- Low-cost international and local call rates.
Learn more here: Telkom VoIP Solutions
2. Combo: Switch Telecom
Why Choose Switch Telecom?
Switch Telecom offers a hybrid approach, combining pay-as-you-go and prepaid VoIP options. They charge a low monthly line fee of R49 and allow you to top up and pay only for what you use. Their transparent billing system and excellent call quality make them a strong contender for businesses of all sizes.
Unique Features:
- Month-to-month contracts.
- Affordable per-minute call rates.
- Easy top-ups via their Client Zone.
Learn more here: Switch Telecom Call Rates
3. Prepaid VoIP: Afrihost
Why Choose Afrihost?
Afrihost’s Pure VoIP is a cost-effective solution that leverages your existing internet connection. Their prepaid plans start at R50 per month, and you only pay for the call time you use. Free calls between Afrihost VoIP numbers and rollover options for unused data make this a flexible and affordable choice.
Unique Features:
- Free calls to Pure VoIP and CTEL networks.
- Rollover of unused airtime for three months.
- Keep your existing landline number.
Learn more here: Afrihost VoIP Pricing
4. Prepaid VoIP: Axxess
Why Choose Axxess?
Axxess offers prepaid VoIP solutions with packages starting at R50 per month. Customers can enjoy low-cost calls to landlines and mobiles, as well as free calls to other Axxess VoIP numbers. Their easy-to-use online portal and mobile app make it simple to top up and manage your account.
Unique Features:
- Free calls between Axxess VoIP numbers.
- Online account management via the Axxess VoIP app.
- Flexible packages starting from R50 per month.
Learn more here: Axxess VoIP
5. Prepaid VoIP: Webafrica
Why Choose Webafrica?
Webafrica Voice offers prepaid VoIP packages tailored to both personal and business needs. Packages start at R50 per month for 100 local minutes, with an uncapped option available for R200 per month (Fair Usage Policy applies). Customers can choose to use a free 087 number or port their existing landline number.
Unique Features:
- Pre-configured VoIP phones for easy setup.
- Affordable prepaid plans with flexible top-ups.
- Free 087 number or porting of existing landline.
Learn more here: Webafrica Voice
How to Choose the Right Pay-as-You-Go or Prepaid VoIP Provider
When choosing a pay-as-you-go or prepaid VoIP provider, consider the following:
- Call Volume: Pay-as-you-go is ideal for low call volumes, while prepaid plans work best for consistent or high call volumes.
- Budget: Compare pricing and ensure there are no hidden fees.
- Features: Look for providers offering additional features like free calls within their network, number porting, and account management tools.
At WhichVoIP, we recommend comparing providers using our directory to find the best fit for your business. Select your category, sort by reviews, ratings, or location, and explore the options available
Pay-as-you-go and prepaid VoIP services offer flexibility, affordability, and advanced features, making them a great choice for South African businesses in 2025. Whether you’re looking for a simple pay-as-you-go solution or a prepaid package with predictable costs, the providers listed above deliver reliable services tailored to your needs.
