Earn free data
No rush. No fuss.
Data That
Never Expires.
A mobile network that finally plays by your rules.
Move & Earn
up to R1,000
Every 10th move gets R1,000 — everyone else gets R100.
Move your number
You've earned R1,000 in GIGS! 🎉
Congrats! You were Lucky #10 to move your number to GIGS.
A New Way Of
Paying
It's just R30 per GB and 60c per minute. One balance does it all — data, calls, SMS
R30 per GB
60c per minute
Earn free data
No rush. No fuss.
Data That
Never Expires.
A mobile network that finally plays by your rules.
Fair pricing
Finally, transparent pricing
R30 per no-expiry GIG, use it for data, calls or SMS.
One balance for everything you need.
Break free from limiting bundles, you make the rules.
Fixed and affordable pricing.
What you pay?
R30
1GB
No expiry
100MB
1GB
2GB
3GB
Top-Up From
Your Wallet!
Exchange GIGS instantly to or from any currency in your Kastelo Wallet.
Try Before
You Buy.
Love your number? Keep it. Or use GIGS as your second SIM. Risk free & dual SIM friendly.
Earn Free
No-Expiry Data!
Unlock badges and turn your everyday scrolling into extra data.
Why GIGS
No expiry. Ever.
Are you tired of paying for your data only for it to disappear?
You can sell back your unused data.
Convert your GIGS to Rands.
No more data expiry at midnight.
Nationwide connectivity
Always connected.
With Kastelo GIGS, you get the coverage, reliability, and speed you need to stay connected, wherever you are.
Get coverage across South Africa.
Built on MTN's network infrastructure.
Use GIGS as your primary or backup network.
Fixed and affordable pricing.
Earn GIGS
Get rewarded for being connected.
Complete easy challenges and turn your everyday activity into extra data. Play it smart, and you never have to pay for data again.
Earn data that never expires.
Complete challenges, collect badges.
Spend your earned GIGS.
Keep your number
Love your number?
Moving your number to Kastelo is easy, or test Kastelo GIGS on a second SIM before you commit.
Whether you choose an eSIM or physical SIM, setup is quick and hassle-free.
Instant eSIM activation.
Use as a primary or secondary SIM.
Move to Kastelo GIGS and earn R100.
Every lucky 10th person to move their number to the Kastelo network will receive R1,000.
Joining the rebellion
How to get connected.
Step 1:
Sign up to GIGS via app or website.
Step 2:
RICA in minutes.
Step 3:
Get your eSIM or SIM card.
We're Here to Make It Easy
At Kastelo GIGS, we understand your mobile hassles.
Customer-Centric Management
Enjoy dedicated service from personal account managers.
Registered & Approved Network
We're a licensed service provider in South Africa.
FAQ's
Find answers for every Kastelo product, all in one place.
What makes GIGS different from other networks?
We built GIGS for the over-it, overcharged, always-online South African.
Here's what makes us different:
- Your data never expires - use it when you want.
- R30 per gig from the first gig, no bulk buying to get a good deal.
- No bundles. No contracts. No night-owl nonsense. No catch.
- GIGS uses one simple balance for both data, calls and SMS.
- You can cash out or exchange unused data
- Instant sign-up, no more queues, no paperwork.
- Dual number ready. Keep your number or add an additional GIGS one to your phone.
- eSIM compatible, activate from your couch, your desk... even your bath.
Finally, a mobile network that makes sense.
Does my data really never expire?
With Kastelo, your data never expires! Enjoy the freedom to use your data at your own pace, whenever you need it - no rush, no pressure. It's all about giving you more control and value, every time.
Who can use GIGS?
Anyone in South Africa with a valid South African ID or passport can sign up for GIGS! Whether you're switching from another provider or just looking for a second SIM, GIGS is made for anyone 18 and older who wants affordable, flexible, no-expiry data... and full control over how they use it.
Kastelo (Proprietary) Limited is registered in the Republic of South Africa (registration number: 2020/163836/07), and is authorised by the Financial Sector Conduct Authority (FSCA) as a licensed Financial Services Provider (FSP number: 51074) under the FAIS Act, 2002. Kastelo (Pty) Ltd is an Accountable Institution with the Financial Intelligence Centre, under Organisation ID: 53179.
Kastelo Mobile (Proprietary) Limited is duly incorporated and domiciled in the Republic of South Africa (Registration number:2022/342572/07) and is a registered and approved Electronic Communications Service Licensee.
Kastelo Africa (Proprietary) Limited is duly incorporated and domiciled in the Republic of South Africa (Registration number:2022/665906/07) and is a Category 3 Licensed Authorised Dealer in Foreign Exchange with Limited Authority (ADLA), authorised by the SARB to provide cross-border remittance and payment services, which services are offered to the public and presented as “Tjinga.”
© 2026 Kastelo, Inc.