Define the minimum purchase
Choose enough listed data and enough validity for the trip. A minimum of 5 GB admits larger bundles too; it does not mean every result contains exactly 5 GB.
Cheapest São Tomé and Príncipe eSIMs: 10 Providers Compared
47 matching plans from 10 providers. Listed regular prices from $10.95.
Find a lower listed total ↗Photo: Sao Tome Praia Inhame 25 (16249115625).jpg : Chuck Moravec derivative work: ויקיג'אנקי · CC BY 2.0 · Cropped for display
47 matching offers10 providersFeed checked 09 Nov 2026, 08:13 UTC
Low prices for a few useful data sizes
Our price rulesThe least expensive matching regular-price offers for São Tomé and Príncipe.
| Your trip | Lowest listed offer | Actual allowance | Regular price |
|---|---|---|---|
| Lowest paid listed allowance |  RoamlessLowest paid total | 1 GB · 30 days | $10.95 |
| At least 5 GB · 7 days | RoamlessLowest total · 5 GB+ | 5 GB · 30 days | $40.95 |
| At least 10 GB · 14 days | RoamlessLowest total · 10 GB+ | 10 GB · 30 days | $72.95 |
| At least 20 GB · 30 days |  WiilineLowest total · 20 GB+ | 20 GB · 30 days | $493.99 |
The comparison
Compare your next connection.
Regular prices. No codes applied. Known trials and restricted offers excluded. See free trials & eligibility
Regular prices in USD
Swipe across to compare every plan detail →
| Provider / plan | Data allowance | Validity | Network & 5G | Plan features | Price & provider |
|---|---|---|---|---|---|
1 GBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $10.95Regular price$10.95 / listed GB | |
1 GBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $17.95Regular price$17.95 / listed GB | |
1 GBReset: Not specified | No expiry confirmedActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goYes | $17.95Regular price$17.95 / listed GB | |
2 GBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $19.45Regular price$9.73 / listed GB | |
1 GBReset: Not specified | 7 daysActivation: Not specified | Not specified5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot required Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $20.08Regular price$20.08 / listed GB | |
1 GBReset: Not specified | 7 daysActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $25.00Regular price$25.00 / listed GB | |
50 MBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upNot supported ID checkNot required Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $25.00Regular price$500.00 / listed GB | |
3 GBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $25.45Regular price$8.48 / listed GB | |
50 MBReset: Not specified | 30 daysActivation: Not specified | Not specified5G: Not supported | Hotspot (Tethering)Not specified Top-upNot supported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $27.99Regular price$559.80 / listed GB | |
1 GBReset: Not specified | 7 daysActivation: Not specified | cstmovel-st5G: Not supported | Hotspot (Tethering)Not specified Top-upNot specified ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $29.00Regular price$29.00 / listed GB | |
50 MBReset: Not specified | 30 daysActivation: Not specified | Not specified5G: Not supported | Hotspot (Tethering)Not specified Top-upNot specified ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $30.50Regular price$610.00 / listed GB | |
50 MBReset: Not specified | 30 daysActivation: Not specified | Not specified5G: Not supported | Hotspot (Tethering)Not specified Top-upNot specified ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $30.50Regular price$610.00 / listed GB | |
1 GBReset: Not specified | 7 daysActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Not specified Top-upSupported ID checkNot required Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $34.76Regular price$34.76 / listed GB | |
2 GBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $35.45Regular price$17.73 / listed GB | |
2 GBReset: Not specified | No expiry confirmedActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goYes | $35.90Regular price$17.95 / listed GB | |
1 GBReset: Not specified | 7 daysActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Not specified Top-upNot specified ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $36.99Regular price$36.99 / listed GB | |
1 GBReset: Not specified | 7 daysActivation: Not specified | Not specified5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot required Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $37.99Regular price$37.99 / listed GB | |
5 GBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $40.95Regular price$8.19 / listed GB | |
3 GBReset: Not specified | 15 daysActivation: Not specified | Not specified5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot required Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $41.52Regular price$13.84 / listed GB | |
3 GBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $52.95Regular price$17.65 / listed GB | |
3 GBReset: Not specified | No expiry confirmedActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goYes | $53.85Regular price$17.95 / listed GB | |
3 GBReset: Not specified | 15 daysActivation: Not specified | cstmovel-st5G: Not supported | Hotspot (Tethering)Not specified Top-upNot specified ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $55.00Regular price$18.33 / listed GB | |
3 GBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $59.00Regular price$19.67 / listed GB | |
5 GBReset: Not specified | 30 daysActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goNo | $64.95Regular price$12.99 / listed GB | |
4 GBReset: Not specified | No expiry confirmedActivation: Not specified | unitel-st5G: Not supported | Hotspot (Tethering)Supported Top-upSupported ID checkNot specified Low-latency flagNot flagged Throttling riskNot flagged SubscriptionNo Pay as you goYes | $71.80Regular price$17.95 / listed GB |
The total-price check
Find a usable low price for São Tomé and Príncipe
Use the comparison in this order so a small headline price does not become an expensive second purchase.
Sort the qualifying totals
Keep the total-price sort to identify the cheapest matching imported offer. Price per GB answers a different question and can favor a larger, more expensive bundle.
Check the provider’s final amount
Open the provider link and match the allowance and duration again. Confirm taxes, mandatory fees, activation rules and the current checkout price before paying.
Before you choose
Price questions before São Tomé and Príncipe
Compare the offer, then check the amount you will pay.
What is the cheapest eSIM for São Tomé and Príncipe?
For 5 GB lasting at least 30 days, the lowest listed totals are:
- Roamless $40.95
- Wiiline $142.99
- CloudOn eSIM $217.49
For a light week, the cheapest 1 GB bundle lasting at least 7 days is:
- Roamless $10.95
Regular prices read 9 Nov 2026.
What is the cheapest 1 GB eSIM for São Tomé and Príncipe?
For 1 GB lasting at least 7 days, the lowest listed totals are:
- Roamless $10.95
- Horizon eSIM $20.08
- Nomad $25.00
Regular prices read 9 Nov 2026.
What is the cheapest 3 GB eSIM for São Tomé and Príncipe?
For 3 GB lasting at least 30 days, the lowest listed totals are:
- Roamless $25.45
- Nomad $59.00
- CloudOn eSIM $93.49
Regular prices read 9 Nov 2026.
What is the cheapest 5 GB eSIM for São Tomé and Príncipe?
For 5 GB lasting at least 30 days, the lowest listed totals are:
- Roamless $40.95
- Wiiline $142.99
- CloudOn eSIM $217.49
Regular prices read 9 Nov 2026.
What is the cheapest 10 GB eSIM for São Tomé and Príncipe?
For 10 GB lasting at least 30 days, the lowest listed totals are:
- Roamless $72.95
- Wiiline $265.99
Regular prices read 9 Nov 2026.
What is the cheapest 20 GB eSIM for São Tomé and Príncipe?
For 20 GB lasting at least 30 days, the lowest listed totals are:
- Wiiline $493.99
Regular prices read 9 Nov 2026.
Which is the cheapest eSIM for São Tomé and Príncipe with my requirements?
Set the data and days you need, then keep the lowest-price sort. The first matching offer has the lowest listed total in this comparison; a smaller unfiltered bundle may not cover your trip.
Can I buy the São Tomé and Príncipe plan through Pricewatch?
Pricewatch compares the offers. Open the selected provider link to confirm the bundle and make the purchase. The provider handles delivery, activation and support.
Why might a São Tomé and Príncipe price change when I reach checkout?
The comparison uses imported quotes. A provider can change a price or add a charge not supplied in the source. Match the allowance, duration and currency before comparing the final amounts.
Are coupon-only deals mixed into the São Tomé and Príncipe ranking?
Regular prices lead the standard results. Promotional comparison is a separate option, and any supplied conditions need checking before you rely on that amount.