Sao Tome and Principe eSIM plans compared
3 plans from 2 providers (3 for Sao Tome and Principe alone, 0 multi-country), ranked by price. Checked 23 Oct 2026, 13:22 UTC.
Cheapest today: Roamify, $25.00 for 50 MB over 30 days.
Cheapest per GB: $18.33 a GB with Ubigi, $55.00 for 3 GB over 15 days.
All Sao Tome and Principe plans
| Provider | Plan | Data | Days | Price | |
|---|---|---|---|---|---|
| Roamify | 50 MB, 30 days, calls 10 mins, SMS 50 sms | 50 MB | 30 | $25.00 | View |
| Ubigi | São Tomé And Príncipe 1 GB, 7 days | 1 GB | 7 | $29.00 | View |
| Ubigi | São Tomé And Príncipe 3 GB, 15 days | 3 GB | 15 | $55.00 | View |
Prices in US dollars, converted at the European Central Bank's reference rate where the provider prices in another currency. "Stated details" shows only what the provider publishes; a blank does not mean "no". "View" opens the provider's own page.
Networks providers say they use in Sao Tome and Principe
| Network | Technology stated | Named by |
|---|---|---|
| Unitel STP | 3G | Roamify |
Questions
How much does an eSIM for Sao Tome and Principe cost?
The cheapest of the 3 plans esimdata tracks is Roamify, $25.00 for 50 MB over 30 days. The lowest price per GB is $18.33 (Ubigi, 3 GB over 15 days). Prices checked 23 Oct 2026, 13:22 UTC.
Is there an unlimited data eSIM for Sao Tome and Principe?
None of the providers esimdata tracks sells an unlimited plan for Sao Tome and Principe right now.
Which mobile networks do Sao Tome and Principe eSIMs use?
Providers name Unitel STP.
Which eSIM is best for a week in Sao Tome and Principe?
No plan of 7+ days with 5 GB+ is listed for Sao Tome and Principe.
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