Truly unlimited — your data never stops

aloSIM vs Holafly

Deciding between aloSIM and Holafly? Here is how they compare, point by point — and why SimbaSIM is the better pick than either: truly unlimited data that never stops, plus what neither of them gives you: unused days refunded.

4.7564 traveller reviews

Rated excellentby our travellers

  • Full refund if it never connects
  • eSIM delivered in 1 minute
  • 24/7 support by chat
  • Secure checkout with card, Apple Pay or Google Pay

Why SimbaSIM beats both aloSIM and Holafly

  • Truly unlimited — your data never stops

    Every plan is unlimited data for its whole length, in all 136 destinations. No data packs to size, no top-ups to remember, no overage charges.

  • Add days to the same eSIM

    A new plan bought with the same email goes onto the eSIM you already have.

    Holafly: Top-ups are no longer offered; a longer trip needs a new eSIM.

  • Exact 3, 7 and 14-day plans

    The same three lengths in all 136 destinations.

    aloSIM: No unlimited plan for exactly 14 days in Japan, 14 days in Europe.

  • Refund if it never connects, even after installing

    Full refund if it will not install or never connects.

    Holafly: Case by case after activation, and only if reported during the trip.

  • Unused days refunded

    Unused days refunded within 30 days of purchase.

    aloSIM: Unused portion at the company’s discretion.

    Holafly: Activated eSIMs are handled case by case.

aloSIM vs Holafly vs SimbaSIM, side by side

From each brand’s own website, help pages and terms, checked 3 October 2026.

FeatureSimbaSIMaloSIMHolafly
Every plan is unlimited dataYesNoAlso sells fixed-data packs you have to size.Yes
No app or account neededYesYesYes
Days start when you landYesYesYes
Add days to the same eSIMYesYesNoTop-ups are no longer offered; a longer trip needs a new eSIM.
Exact 3, 7 and 14-day plansYesNoNo unlimited plan for exactly 14 days in Japan, 14 days in Europe.Yes
Refund if it never connects, even after installingYesYesPartlyCase by case after activation, and only if reported during the trip.
Unused days refundedYesPartlyUnused portion at the company’s discretion.NoActivated eSIMs are handled case by case.
24/7 chat without their appYesYesYes
Boxes ticked8 of 85 of 85 of 8

aloSIM or Holafly: which is better?

aloSIM

Best for budget travellers who would use a free internet phone number and want to top up later.

Ahead of Holafly on

  • Add days to the same eSIM
  • Refund if it never connects, even after installing

Before you buy

  • Refunds after activation are at the company’s discretion.
  • Recent reviews report patchy connections in some places.
  • The free number is a separate VoIP number in another app, not a number on the eSIM.

Refunds

30-day guarantee for incompatible phones or failed connections; full refund before activation. After activation, the unused portion at the company’s discretion.

Holafly

Best for travellers who want unlimited data at one simple price and can buy the exact number of days up front.

Ahead of aloSIM on

  • Every plan is unlimited data
  • Exact 3, 7 and 14-day plans

Before you buy

  • No top-ups or extensions — a longer trip means buying and installing a second eSIM.
  • One price for every country, so destinations that cost less elsewhere — Thailand, the US — cost the same here.
  • Refunds for connection problems are only considered if you report them during the trip.

Refunds

Full refund within 6 months if the eSIM was never activated. After activation, case by case; connection problems must be reported before or during the trip, and a $3.50 fee can apply.

Or skip the trade-off: SimbaSIM

  • Truly unlimited data on every plan: 3, 7 or 14 days in 136 destinations
  • No app, no account — your eSIM is delivered in 1 minute
  • Days start when you land, and more days go onto the same eSIM
  • Full refund if it never connects; unused days refunded within 30 days
Choose your destination

Questions about aloSIM and Holafly

Is aloSIM better than Holafly?

aloSIM is ahead of Holafly on add days to the same eSIM; and refund if it never connects, even after installing. Holafly is ahead of aloSIM on every plan is unlimited data; and exact 3, 7 and 14-day plans. aloSIM suits budget travellers who would use a free internet phone number and want to top up later. Holafly suits travellers who want unlimited data at one simple price and can buy the exact number of days up front. If you want every box ticked — truly unlimited data, no app, a refund if it never connects — SimbaSIM is the better pick than either.

Do aloSIM and Holafly need an app?

aloSIM can be used without its app. Holafly can be used without its app. SimbaSIM needs no app and no account: you buy on the website and your eSIM is delivered by email in 1 minute.

What are aloSIM’s and Holafly’s refund policies?

aloSIM: 30-day guarantee for incompatible phones or failed connections; full refund before activation. After activation, the unused portion at the company’s discretion. Holafly: Full refund within 6 months if the eSIM was never activated. After activation, case by case; connection problems must be reported before or during the trip, and a $3.50 fee can apply. SimbaSIM refunds in full if the eSIM will not install or never connects — even after you have installed it — and refunds unused days within 30 days of purchase.

Is there a better alternative to aloSIM and Holafly?

SimbaSIM. Every plan is truly unlimited data, and it gives you what neither aloSIM nor Holafly does: unused days refunded. Plans start at $12.90 for 3 days in 136 destinations.

More comparisons

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aloSIM and Holafly are trademarks of their owners. SimbaSIM is not affiliated with or endorsed by either. Details about aloSIM and Holafly were taken from their own websites and terms on 3 October 2026 and may since have changed.