1 · The 60-second answer

I read both providers' public pages for this one. Two data-only travel eSIMs: one built the category, the other came later with a security background and a tidier app.

Airalo is the original. It has six years in market, ~200 country plans, the widest country list of any travel eSIM, and the deepest reviews. It is the default answer for a first-time eSIM buyer.

Saily is the new challenger, built by Nord Security (the people behind NordVPN and NordPass). It has fewer countries, a simpler menu, regional plans that are often cheaper, and a security-leaning feature set (ad blocker, virtual location, web protection).

My honest read: Airalo wins on breadth and maturity. Saily wins on a few specific regional price points and the cleaner app. Both sell metered buckets per country or region. Both are data-only with a temporary local number, so your real number, voice and SMS all stay back home.

Prices and features here come from what I checked in May 2026 on each provider's public site. Both brands update plans often, so treat the numbers as illustrative.

2 · The side-by-side

Here is the quick version. These are the variables I look at first when I choose between the two, with Ringo Light in the last column for context.

Swipe to compare →

VariableAiraloSailyRingo Light
Founded2019 (Estonia)2023 (Nord Security)2026
Country list~200~150133 on Global, 33 on Europe
Pricing modelPer-country / regional / globalPer-country / regional / globalTrips, Global monthly
Cheapest 1 GB planFrom ~$4.50From ~$3.99No buckets, unlimited data
Voice + SMSNoNoNo (data only)
Number portabilityNo (temp local number)No (temp local number)No, your number stays on your own SIM
ExtrasAirmoney loyalty, referral creditAd blocker, web protection, virtual locationUnlimited at full speed, no daily cap
Best fitWidest country menu, leisure tripsPrivacy-leaning travelers on a budgetTwo weeks or a month, multi-country

On paper the two brands look almost the same. They split on the country list, the regional price points, and what each one builds on top of the basic eSIM.

3 · What Saily gets right

Saily had the benefit of arriving late. It watched Airalo for four years, noted the rough edges, and shipped a product that is better in a few specific ways.

  • The app is cleaner. Checkout is faster, there are fewer screens, and no upsell carousel sits between you and the plan you want. The flow feels closer to a 2026 product than a 2019 one.
  • Regional pricing is often lower. The "Europe 33 countries" and "Asia 15 countries" packs often undercut Airalo's regional equivalents by 15% to 25%, mostly on the smaller GB tiers. This is the row I would check first.
  • Security stack is unique. The app has an ad and tracker blocker, web protection (it blocks known phishing domains) and a virtual-location toggle. Airalo has none of that.
  • Nord Security pedigree. The same company ships NordVPN to 14 million paying users. If your bar for "is this brand going to be around in 2 years" matters, I find that a reassuring backer.
  • Honest "no auto-renew" default. Plans do not quietly renew when they expire, so no charge arrives a week after your trip ended.

If you lean toward privacy, you are on a 7 to 14 day European trip, and you want the app out of your way, I would pick Saily.

4 · What Airalo gets right

Airalo wins on what only comes from six years in the market.

  • The widest country list. With ~200 country plans you can buy Airalo for Albania, Bhutan or Eswatini. Saily's ~150 list covers the obvious markets and thins out on the long tail.
  • Six years of partner-network relationships. When Airalo says "covered on Vodafone Spain" or "covered on SoftBank Japan", that link has been live for years. I read Saily's network mix as newer and less proven in obscure markets.
  • The Airmoney loyalty stack. You earn cashback as app credit on every purchase, plus referral credit that adds up if you travel often. Saily has nothing like it.
  • Better support volume. A larger team, 24/7 live chat in several languages, and a forum of users who have already hit every edge case. If activation breaks in a hotel lobby in Marrakech, I would want the more mature operations team behind me.
  • App store reviews that aren't a launch wave. Airalo's ratings rest on millions of trips. Saily's are still skewed by a smaller, newer user base.

If you are heading off the main tourist circuit, I would let Airalo's country list and partner depth decide.

5 · What both quietly cost you

Saily and Airalo compete hard on price and features. They share one basic shape, and that shape carries costs neither pricing page mentions. These are the ones I look for.

  • You get a temporary local number, not your number. Both plans put you on a partner network's number for the duration. Your home number doesn't ring while you are abroad. Friends and family who call it reach voicemail back home, and inbound SMS goes to the same dead drop.
  • 2FA codes silently break. Bank logins, payroll systems, government portals and broker accounts all send one-time codes to your home number, and those codes never reach you. The text did not fail. It went to a SIM sitting on your kitchen counter.
  • No outbound voice. Calling a restaurant, a clinic, your child's school or your hotel front desk has to happen over WhatsApp or FaceTime, or not at all. That is fine until it isn't. Picture calling a doctor in rural Italy over Wi-Fi.
  • Plan expiry mid-trip. Both products sell 7-day, 15-day and 30-day plans. The day a plan expires, you are offline until you buy another. On a 30-day trip across several countries, that means a series of small re-purchase decisions instead of one continuous line.
  • Each new country is a new purchase. You buy Japan, finish Japan, buy Korea, finish Korea, then buy Vietnam. The pricing page makes "country plans" look cheap, and the bill across a multi-country itinerary stacks up.

None of this is hidden. It's simply how a data-only travel eSIM works. On a one-week solo holiday it's not a worry for me. On a longer trip, a working trip, or if you must be reachable on your real digits, the trade-off hits harder.

6 · The numbers · A real 14-day, 3-country trip

I priced a two-week trip across Spain, Italy and Greece: five days in Madrid, five in Rome, four in Athens. Assume a mix of Maps, Uber, hotel Wi-Fi, video calls home and the usual messaging.

Swipe to compare →

Cost lineAiralo (per country)Saily (per country)Airalo / Saily regionalRingo Light Europe
Spain · 5 GB / 15 days~$11~$10n/aCovered
Italy · 5 GB / 15 days~$11~$10n/aCovered
Greece · 5 GB / 15 days~$10~$9n/aCovered
Europe 10 GB / 30 daysn/an/a~$23 (Saily) / ~$28 (Airalo)n/a
Europe, 2 weeks unlimitedn/an/an/a$22.99
Voice + SMSNot includedNot includedNot includedNot included
Top-ups if you exceed dataYesYesYesNot needed, unlimited
Trip total~$32 (data only)~$29 (data only)~$23 to $28 (data only)$22.99 (unlimited data only)

Of the two in the title, the Saily regional pack wins this trip. Ringo Light Europe covers all three countries for the two weeks at $22.99. Nothing renews, and the data is unlimited at full speed, so there is no bucket to outgrow. I should say plainly that, like Airalo and Saily, it is data only.

7 · When Saily is the better choice

  • You're going to one country, or a tight regional cluster (Europe, Asia, the Americas). Saily's regional packs often undercut Airalo's equivalent.
  • You want the security extras. You get the ad blocker, web protection and the virtual-location toggle. Airalo offers none of them.
  • You trust Nord Security more than a six-year-old travel-eSIM startup. That is a fair position. NordVPN has been around for a decade, and the parent company is profitable.
  • You hate cluttered apps. I find Saily's checkout closer to a 2026 standard than Airalo's, which still feels lightly over-engineered.

8 · When Airalo is the better choice

  • You're going somewhere off the main tourist circuit. Think Albania, Mongolia, Eswatini, Bhutan or Bolivia. Airalo's ~200 country list almost certainly has it, and Saily's might not.
  • You travel often and want loyalty to actually count for something. Airmoney cashback adds up quickly across a year of trips.
  • You want the most-tested partner-network depth. Six years of integrations means six years of bug fixes and ironed-out edge cases.
  • You need 24/7 live chat in a non-English language. It has the larger team and broader language coverage.

9 · The third option · When neither is right

In my view, Saily and Airalo are good answers to "how do I get data on my phone in this country for the next 7 days". They're not good answers to "how does my phone work normally while I'm abroad for the next 3 months".

The cracks appear at the same predictable limits:

  • Once you stretch past 30 days, the per-country re-purchase math gets expensive.
  • With 4+ countries on one trip, the plan-expiry handover turns into a small daily chore.
  • You keep sizing buckets, and running out mid-trip is the thing you most want to stop.

Ringo Light sits in that gap on the data side, and it is the plan I write for. It sells no buckets: unlimited data at full speed, as a trip of 2 weeks or 30 days (Europe, 33 countries: $22.99 or $35.99), or as Global, one plan for 133 countries at $49.99 a month, the only Ringo Light plan that renews. It is data only and installs next to your own SIM, so your number stays on your home line, as it does with Saily and Airalo.

For the full Airalo comparison, read the .

Want to keep your own number abroad?

The full Ringo service

That is the full Ringo service: one plan that works everywhere, with your own number included.

It is a separate product from Ringo Light and it is still being built, so it is not on sale yet. Join the waitlist to hear when it opens.

10 · Frequently asked questions

Is Saily better than Airalo?+
Neither is strictly better, because they answer slightly different questions. Saily wins on the cleaner app, lower regional prices and the Nord Security extras (ad blocker, web protection). Airalo wins on the widest country list, six years of partner-network depth, the Airmoney loyalty stack and more mature 24/7 support. I would pick Saily for a focused regional trip and Airalo for breadth or off-the-beaten-path destinations.
Is Saily safe? Who owns it?+
Nord Security owns Saily, the Lithuanian company behind NordVPN and NordPass. It has operated for a decade and serves around 14 million paying customers across its products. The eSIM itself runs on regulated partner-carrier networks, so, as far as I can tell, there's no extra security risk beyond what's inherent in any travel eSIM.
What is the catch with Saily's lower prices?+
There is no hidden catch. Saily is newer, so it competes on price and fresh features. The trade-offs are real: a smaller country list (~150 vs Airalo's ~200), a shorter history with partner networks, less support volume and no loyalty program. In mainstream markets the price gap is genuine. In obscure ones I would pay the few extra dollars for Airalo's network depth.
Does Saily or Airalo give you a phone number?+
Both assign a temporary local number from the partner network in the country you are in. Neither lets you keep or use your home number, so inbound calls and SMS to it do not reach you. In practice I treat both as data-only. Voice and SMS over the assigned local number are technically possible on some plans but rarely usable.
Can I use Saily and Airalo together?+
Yes. Modern phones hold several eSIM profiles (iPhone XS+ and most Android flagships from 2020 onwards hold 8+ profiles). On a longer trip I would install both: Saily for the regional pack on the main trip and Airalo as backup for an obscure side-country Saily doesn't cover. Battery and signal handover work fine; only one profile is active for data at a time.
How does Ringo Light compare on price?+
Ringo Light sells unlimited data at full speed, not buckets. Europe is $22.99 for 2 weeks or $35.99 for 30 days in 33 countries, and nothing renews. Global is $49.99 a month in 133 countries. For a few GB on a short single-country trip, I would buy a small Saily or Airalo bucket, which is cheaper. For two weeks across several European countries, Ringo Light Europe costs less than the regional packs in the table above.
Will Saily cover my country?+
Saily covers roughly 150 destinations, including the major markets across Europe, the Americas, most of Asia and the Middle East. It is thinner in Central Asia, parts of sub-Saharan Africa and some smaller Pacific islands. I would check Saily's destinations page before booking. Airalo's ~200-country list catches more of the long tail.
Does Saily auto-renew?+
No. Saily plans expire at the end of their term and do not renew automatically. You choose whether to buy the next plan. Airalo behaves the same way by default. Neither product slips in a quiet recurring charge, though both let you set up auto-renew by hand if you want it.
What happens when my Saily or Airalo plan runs out mid-trip?+
Your phone loses cellular data. The eSIM profile stays installed, but the plan attached to it has expired. You buy a new plan in the app, over Wi-Fi or on a backup line, and the same profile reactivates. I would set a calendar reminder a day before expiry so you are not offline for a few hours.
Can I port my number to Saily or Airalo?+
No. Neither product offers number portability, and both assign a temporary local number from the partner network. Ringo Light is data only as well. It installs next to your own SIM, I would leave that SIM on for calls and texts, and your number stays with your home carrier.