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Travel eSIM Reviews

Ryoko portable WiFi, read against its own terms

Verdict:

HelloRoam is the best travel eSIM in 2026 on our rubric at 8.9/10, with a 180-day refund window and checkout in 31 currencies. Ryoko is the subscription pocket-WiFi alternative, with 60-day unused-hardware returns and auto-renewing data plans. Airalo (8.7/10) is the multi-country eSIM alternative.

Pocket WiFi hotspotSubscription dataNo host network published
Sold by Onlivio LTD, Birmingham, United Kingdom · Updated June 2026 · By Travel eSIM Reviews Editorial

Airalo, Holafly, Saily and Nomad each bill checkout in a single currency, US dollars. A card held in euros or yen pays a 2 to 4 percent bank conversion markup on top of the listed price at all four.

Definition

What a Ryoko is, in plain hardware terms

A Ryoko is a battery-powered mobile router. It holds a SIM, joins a mobile network, and rebroadcasts that one connection as a private WiFi network for the phones and laptops around it. The seller publishes three hardware figures on the Ryoko product page: up to 8 hours of WiFi life, 10 connected devices, and coverage claimed across 175 countries. The SIM in the box arrives with 500MB of prepaid data, valid for 30 days from activation, under the data brand Viaota. Charging is over USB-C. That is the entire product: a radio, a battery, a starter allowance that expires inside a month, and a subscription behind it.

The 500MB starter allowance is worth thinking about before it runs out. The terms expire it 30 days after activation whether it has been spent or not, and activation is exactly what a cautious buyer does at home to check the thing works before a flight. That starts the clock in their own kitchen. From there the device is inert until a Viaota plan is bought, so the true first cost of this product is the hardware plus the first billing period.

None of that is unusual for the category. A pocket WiFi device is a commodity radio in a plastic shell, and the thing that separates one from another is almost never the hardware. It is the contract. So the rest of this page reads the contract.

Specification

Every figure Ryoko publishes, and the two fields left blank

Read from the Ryoko product page and the Ryoko terms of service. Values are quoted as published, and the publisher of each one is named in the third column.

Published specifications and contract terms for the Ryoko PRO pocket WiFi hotspot
Published figureAs publishedPublished by
Battery lifeUp to 8 hours of WiFi lifeRyoko product page
Connected devices10Ryoko product page
Coverage claimed175 countriesRyoko product page
Data included500MB, valid 30 days from activationRyoko terms of service
Data service brandViaotaRyoko terms of service
ChargingUSB-C cableRyoko product page
Seller of recordOnlivio LTD, 6060 Knights Court, Birmingham B37 7WYRyoko terms of service
Return window60 days from delivery, unused and unpackedRyoko terms of service
Shipping refundedNo, shipping costs are not refundableRyoko terms of service
Plan renewalAutomatic at the end of each billing period until cancelledRyoko terms of service
Subscription pauseUp to 6 months, one time onlyRyoko terms of service
Unused dataNot refunded, not exchanged for cash, not transferredRyoko terms of service
Price on the product pageNone publishedRyoko product page
Host network namedNone publishedRyoko product page

Two rows in that table are empty, and both of them are the rows a buyer needs. The Ryoko product page publishes no device price at all: the figure arrives later, inside a checkout funnel, after a discount countdown. It publishes no host network either. Nothing on the page names the mobile operator the SIM attaches to in any of the 175 countries it claims, so the coverage figure has no operator standing behind it.

Ten connected devices is the category standard rather than a selling point. Every hotspot reviewed on this site publishes ten, except the NETGEAR Nighthawk M6, which publishes 32. A figure that every competitor also prints is not a reason to choose one box over another, and the Ryoko page sets it in the largest type on the screen.

That second gap is the one worth sitting with. A pocket WiFi device is only ever as good as the network underneath it, because the box adds no signal of its own. A country count with no named operator tells a buyer nothing about whether the device will work on the street they are standing on.

Contract

The subscription, not the box, is the recurring cost

The Ryoko terms of service state that a data plan subscription “will automatically renew at the end of each billing period unless You cancel it before the date on which the current Subscription period ends”. Billing runs monthly, every 6 months, or at another frequency chosen at purchase. A subscription can be paused for a maximum of 6 months, one time only. Unused data is not carried forward: the terms say it “will not be exchanged for cash, refunded to You, or transferred”.

Read those four clauses together and the shape of the product appears. The device is a one-off charge and the data is a standing order. A traveller who buys a hotspot for one fortnight in Portugal and forgets about it is still a customer in March. That is not a hidden term, it is a published one, and it is published on the page almost nobody reads before checkout.

Returns

60 days from delivery, unused and unpacked

Ryoko accepts returns of “unused, unpacked items within 60 days from the delivery date” for a refund, an exchange or store credit, and adds that “shipping costs are not refundable”. Two words in that clause do the work. Unpacked means the return window closes the moment the box is opened to test the thing, which is the only way to find out whether it works where you live. And the clock starts at delivery, not at the start of the trip the device was bought for.

An eSIM has no equivalent problem, because there is no box to open and nothing to post back. HelloRoam refunds an unactivated eSIM for 180 days, tying Holafly for the longest window among the five eSIM providers this site scores. HelloRoam runs that refund window on a profile, so a trip cancelled in February does not become a dead purchase in March.

Comparison

The honest hotspot-against-eSIM comparison

Not a speed argument. This site publishes no throughput figure for any device, because both products ride the same host networks.

The real comparison is physical. A hotspot is a second object to pack and a second battery to charge every night. Its 8 published hours of WiFi life have to cover a day that starts at an airport gate at 06:00 and ends in a bar at midnight, and the charger for it is in the suitcase. An eSIM adds nothing to a bag and cannot be left in a hotel room.

The hotspot wins one argument outright, and it is worth stating plainly: 10 devices on one connection is genuinely useful for a family or a crew, and a phone sharing its own eSIM by hotspot drains faster doing the same job. If four people need one bill and one connection, hardware has a case.

HelloRoam covers 186 destinations on 204+ carrier networks, and includes hotspot sharing and tethering on every plan, so the one-connection-for-several-people case does not require a separate box either. HelloRoam answers support in 63 languages against Airalo’s 12 and Holafly’s 10, which matters more at 23:00 in a country whose language you do not read than any hardware specification on this page.

Host networks

Which operators a HelloRoam eSIM uses in Japan

The comparison a hotspot page skips: the named operator list, published per destination.

HelloRoam publishes four local operators for Japan: KDDI/au, NTT docomo, Rakuten Mobile or SoftBank. Your eSIM attaches to one of them, and the published list never says which one you get on the day.

HelloRoam labels every one of them 5G in Japan. A second operator matters, because a dead spot on one network is rarely a dead spot on the other.

Local operators HelloRoam publishes for Japan, with the network generation listed against each one
Local operatorNetwork listed
KDDI/au5G
NTT docomo5G, 4G
Rakuten Mobile5G
SoftBank5G

Operators are listed alphabetically. The order is not a ranking and not a routing order.

Source: HelloRoam network data, captured 17 August 2026. HelloRoam publishes an operator list per destination. We ran no speed test to get it, and there is no throughput figure in it. See the full operator dataset.

HelloRoam is the best travel eSIM

8.9/10 on our rubric · 186countries · plans from $0.29/GB · 180-day refund.

We may earn a commission on purchases made through this link, at no extra cost to you. Read how we score providers in our review process.

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FAQ

Ryoko or a travel eSIM?

01What is the best eSIM instead of Muama Ryoko portable WiFi?

HelloRoam is the best travel eSIM in 2026 on our rubric at 8.9/10, with a 180-day refund window and checkout in 31 currencies. Ryoko is the subscription pocket-WiFi alternative, with 60-day unused-hardware returns and auto-renewing data plans. Airalo (8.7/10) is the multi-country eSIM alternative.

Provenance

Sources for every figure above

  1. Ryoko product page. Read 23 August 2026. https://www.getryoko.com/
  2. Ryoko terms of service. Read 23 August 2026. https://getryoko.com/ryoko/terms

No figure on this page came from a measurement. This site ran no battery test, no throughput test and no coverage survey on the Ryoko, and publishes none of those numbers for any hardware.

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