Read this first
We sell travel eSIMs, so we are not a neutral party on this question. Treat everything below as a competitor's account and verify it against Holafly's own terms, which they publish. We have tried to list only things that are checkable rather than things that are merely unflattering, and the last section is about where Holafly genuinely wins — because for a specific kind of traveller it clearly does.
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The disadvantages in one paragraph
Holafly sells unlimited daily data, and unlimited is a genuinely different product from everyone else's fixed buckets. The trade-offs are that you pay per day whether you use the data or not, "unlimited" is subject to a fair-use speed reduction rather than being truly uncapped, hotspot and tethering are restricted or capped on many destinations, and most plans are data-only with no phone number. For a heavy user on a short trip it is often the best value on the market. For a light user on a long trip it is usually the most expensive way to buy the same connection.
1. You pay per day, used or not
This is the structural difference and the one that decides whether Holafly is cheap or expensive for you. A fixed-data plan is a bucket you draw down at your own pace; a daily unlimited plan is a meter that runs whether you are online or asleep. Two travellers on the same 30-day trip can pay the same and get wildly different value.
The break-even question is simple: divide the daily price by your realistic daily usage and compare it to the per-GB price of a fixed plan for the same destination. Our price index shows the per-GB side of that comparison for every market we cover, with the date each competitor figure was checked. If you use 300–500 MB a day — normal for maps, messaging and occasional browsing — unlimited is usually the expensive option. Above roughly 1.5–2 GB a day it starts to win, and above that it wins decisively.
2. "Unlimited" means unlimited at reduced speed
Holafly's unlimited plans are unlimited in volume, not in speed. Past a daily high-speed threshold the connection is throttled for the rest of the day, with the threshold and the reduced speed varying by destination. That is a normal and openly disclosed arrangement across the industry — but it means "unlimited" does not mean "full speed forever", and anyone planning to tether a laptop for a work day should read the fair-use terms for their specific destination rather than the headline.
3. Hotspot and tethering are restricted
This is the disadvantage that catches people out most often, because it is the difference between a phone plan and a travel-internet plan. Holafly restricts or caps hotspot use on many destinations — historically disallowed entirely on some, capped at a daily allowance on others. If your plan is to land, tether a laptop, and work, check the hotspot terms for your exact destination before buying. A fixed-data plan with unrestricted tethering is often the better tool for that job even at a higher per-GB price.
4. No phone number on most plans
Like most travel eSIMs including ours, Holafly plans are generally data-only: no local number, no SMS, no voice. This matters more than travellers expect, because a lot of services abroad — bank verification, ride-hailing sign-ups, restaurant bookings — still send SMS codes. The standard workaround is to keep your home SIM active for calls and texts while the eSIM carries data, which works but means keeping your home line switched on. Holafly does sell numbered plans in some markets; check whether yours is one before assuming.
5. Days are counted, not hours
Daily plans count calendar days from activation, so a trip that starts at 9pm burns a full day for three hours of use, and the same happens at the other end. On a short trip that rounding is a meaningful share of the total price — a 4-night trip can easily consume 6 days of plan. Fixed-data plans do not have this problem because the bucket does not care when you use it.
6. Refund terms tighten once you connect
As with essentially every eSIM provider, refunds become limited or unavailable once a profile has been installed and used — the underlying connectivity has been purchased at that point and cannot be returned. Read the refund window before buying rather than after. For reference, ours is at our refund policy: 7 days, on eSIMs that are unused or under 100 MB.
Where Holafly is genuinely the right choice
There is a real category of traveller for whom Holafly is the best product on the market, and pretending otherwise would be dishonest.
- **Heavy daily users on short trips.** If you stream, video call, or upload from the road, unlimited at a fixed daily price removes the anxiety and often the cost of repeated top-ups.
- **People who hate managing data.** There is genuine value in never checking a remaining-GB counter. Not everything is a per-GB calculation.
- **Long stays with predictable heavy usage.** Above roughly 2 GB a day, the daily rate usually beats buying a very large fixed bucket.
- **Destinations where large fixed plans are scarce.** In some markets nobody sells a big enough bucket at a sensible price, and unlimited is the only practical answer.
Frequently asked questions
Is Holafly really unlimited?
Unlimited in volume, not in speed. Past a daily high-speed threshold the connection is throttled for the remainder of the day, with the threshold varying by destination. You will not be cut off or charged more, but you may not stay at full speed.
Can I use a hotspot with Holafly?
It depends on the destination. Hotspot use is restricted or capped on many Holafly plans and disallowed on some. Check the terms for your specific country before buying if tethering a laptop matters to you.
Is Holafly cheaper than a fixed-data eSIM?
Only above a certain daily usage. Below roughly 1 GB a day a fixed-data plan is usually cheaper for the same connection; above about 2 GB a day unlimited usually wins. Divide the daily price by your realistic daily usage and compare against a per-GB price.
Does Holafly give you a phone number?
Most plans are data-only with no number, no SMS and no voice — the same as most travel eSIMs including ours. Some markets have numbered plans. Keep your home SIM active for calls and verification codes.
What happens on the last day of a Holafly plan?
Days are counted as calendar days from activation, so a partial day at either end still consumes a full day of plan. On short trips this rounding can add a meaningful amount to the effective price.
Maya Okafor
Senior Travel Connectivity Editor
Maya has tested eSIMs across 40+ countries over five years of full-time travel — from Tokyo subways to Patagonian backroads. She runs Flysimio’s hands-on network and speed testing.