
Ohayu is a travel eSIM provider offering mobile data plans for 170+ countries. It connects users to local mobile networks abroad, with supported operators shown on destination and Global plan pages before purchase. Ohayu eSIMs are data-only, so travelers can use mobile internet while keeping their regular number for WhatsApp, Telegram, and other apps. Ohayu has eSIM apps for iOS and Android that let users install eSIMs, manage plans, check data usage, and add more data where top-up is available. Global subscription plans also let unused data roll over to the next billing period while the subscription stays active. Hotspot is supported on Ohayu plans where the device allows it.
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Data plans for this provider are automatically updated. While we strive to keep the information accurate, we cannot guarantee its completeness or accuracy. Please confirm all details on the provider's official website or app before purchasing.
Ohayu does not offer a true unlimited high‑speed data plan for Greece. The plans named “Unlimited” provide 3GB of high‑speed data per day, and after the daily amount is reached the speed is reduced to 1000kbps. Because of this daily cap the plans are not unlimited in the sense of continuous high‑speed data.
For travelers who need a larger, definite amount of data, Ohayu sells fixed‑data options. A 50GB plan for 90 days is available for $90.49, and a 20GB plan for 90 days costs $35.49. These plans give a clear data allowance without a daily limit and can be more cost‑effective for most users.
Ohayu does not provide a Greece eSIM that includes a phone number or SMS functionality. The provider only offers data‑only plans for travelers entering Greece.
While a phone number is not available, users can still make calls and send messages through VoIP applications such as WhatsApp, Telegram, or iMessage, which operate over the data connection supplied by the eSIM.
Ohayu lists 10 single‑country data plans that cover Greece, and 4 multi‑country plans that include Greece in their coverage. The plan selection contains both daily‑cap options—where data usage is limited each day—and fixed‑cap options that grant a set amount of data for the plan’s duration. Across the full catalogue, prices vary from approximately $0.49 to $90.49, and data caps span from 1 GB up to 50 GB.
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