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How the major eSIM sellers actually differ

Not a ranking. A record of what each seller published on its own site on the day we checked, with links so you can read the source yourself.

Author: eSIMonline Editorial · eSIMonline editorial teamPublished: September 13, 2026Last updated: September 13, 2026Fact checked: September 13, 2026
How the major eSIM sellers actually differ

Quick answer

  • The biggest difference is not price but shape: some sell unlimited data priced by the day, others sell gigabyte buckets as we do, and the two do not compare directly.
  • The thing worth reading first at any seller is the refund policy: the conditions vary a lot, from "the QR must never have been scanned" to a partial refund minus an administrative fee.
  • Listed prices move, and at least one seller shows a different currency depending on where you browse from, so every figure here carries the date we checked it. Follow the link for today's price before deciding.

Why a straight price comparison usually misleads

On the day we checked, some sellers' Japan pages listed only unlimited-data plans priced by duration, while others listed gigabyte buckets with a validity. The two answer different questions. Unlimited answers "how many days?"; a bucket answers "how much data?". If your daily use is modest, a bucket is usually clearly cheaper; if you stream and tether all day, unlimited makes the cost predictable.

How the major eSIM sellers actually differ

What each seller publishes

SellerPricing shape shown on the pageTop-up on the same profileSupport channels and hours published
AiraloJapan and Europe pages listed unlimited-data plans priced by durationStated as possible "in many cases"Email and chat; no hours published on the pages we read
HolaflyAlso listed unlimited-data plans priced by durationIts Europe page says to buy a new plan when coverage ends; no top-up product was listedPublishes around-the-clock chat, plus email and WhatsApp
NomadListed both gigabyte buckets and unlimited plans on the same pageStates that an add-on plan attaches to the existing eSIMPublishes 24/7 live chat and email
UbigiListed gigabyte buckets with a validityStates that you can top up in the appA web contact form; no hours published on the pages we read
eSIMonlineGigabyte buckets with a validity, plus per-day plans on some destinationsAvailable on most plans, plan by plan — ask us before you buyLINE, Messenger, email and phone, around the clock every day

All read from each seller's own pages on 2026-09-13; sources are listed at the end of this article.

How the major eSIM sellers actually differ

The refund policies as each one words them

  • Airalo: its Terms of Use state a consumer right to withdraw within 14 days, plus a refund or replacement where an activated service is unusable through an error on Airalo's part, and state that there is no right to a refund in other situations.
  • Holafly: a full refund if bought on its own site or app and the eSIM has not yet been activated, within six months of purchase; incompatibility refunds require that the QR was never scanned and no data used; connection-issue refunds are partial or full minus a USD 3.50 administrative fee and must be raised during the trip.
  • Nomad: its terms allow a refund or change before the eSIM is installed and activated, or where there is a known technical problem originating from Nomad after activation; no time limit is stated.
  • Ubigi: it states that a preloaded profile can be refunded only if the emailed QR was never scanned, that recharges cannot be refunded once the service has been used, and that requests must come within 14 business days — while the same document also carries a summary line that a purchased data plan cannot be refunded, so read both parts together.
  • eSIMonline: while the profile is still uninstalled you can refund it yourself from the order page within 14 days; we check the state with the supplier and answer on the spot, with no form and no administrative fee.
These are summaries of what each seller wrote on the day we checked. They are not legal advice and do not bind that seller. Read the full policy from the links at the end before buying, because policies can change at any time.
How the major eSIM sellers actually differ

The reference prices we saw on the day

This table is not a ranking of who is cheapest, because the plan shapes differ too much to line up. It exists to show where each seller places its product. Figures are in US dollars as the pages rendered them that day.

SellerJapan, as listedEurope, as listed
AiraloUnlimited, 7 days USD 26.50; 10 days USD 34.50Unlimited, 15 days USD 49.00, stated as 41 countries and networks
HolaflyUnlimited, 7 days USD 27.50; 10 days USD 36.50Unlimited, 15 days USD 50.50, stated as 33 countries
Nomad5GB for 30 days USD 10; unlimited 7 days USD 255GB for 30 days USD 17.50; 10GB for 30 days USD 23
Ubigi5GB for 15 days USD 1010GB for 30 days USD 15, stated as 28+ European countries

Prices as the pages rendered them on 2026-09-13; today's price may differ.

How the major eSIM sellers actually differ

The limits of this check

  • We read the pages as the server returned them. Tiers hidden behind tabs or loaded by script would not appear, so "no bucket plan listed" means "none in the page we read", not proof that none exists.
  • At least one seller prices by the visitor's location, so we forced US dollars to make the figures comparable. Browsing from Thailand you may see baht and a different number.
  • Two further sellers' sites refused our fetch, so we left them out entirely rather than guess at their figures.
  • We sell eSIMs too, so this page is not a disinterested source. What we do about that is decline to rank anyone and link the source for every claim so you can check us.

What is worth comparing more than the number

  • The refund terms while the profile is still uninstalled, because that is the window in which changing your mind is actually possible
  • Whether data can be topped up on the same profile, because if not, running out mid-trip means installing a whole new one
  • Which contact channel still works when you are abroad and the data is the thing that is broken
  • Whether the seller publishes which networks the plan runs on at the destination

FAQ

Why not just rank them?+

Because we sell eSIMs too, so any ranking we publish has our interest in it. What we can do honestly is record what each seller publishes, date the check, and link the source so you can read it yourself.

Is an unlimited plan really unlimited?+

Read that plan's own fair-use terms. Many unlimited plans on the market set a daily amount and slow the line beyond it, so check what speed the plan's documentation states after the threshold before treating unlimited as uncapped.

How often will this page be updated?+

We re-check on a cycle and change the stamped date each time. If you find a figure that no longer matches the seller's page, tell us through the corrections page; we will fix it and date the fix.

Should I just buy from whoever is cheapest?+

For a short trip with light usage, price is a reasonable tiebreaker. For a long trip, solo travel, or a trip with appointments you cannot miss, the refund terms and the way you reach a human when something breaks are usually worth more than a few dollars of difference.

Sources

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