Skip to content
Prices verified · September 20, 2026MethodologyAbout
  • 🇬🇧English
  • 🇩🇪Deutsch
  • 🇪🇸Español
  • 🇮🇹Italiano
  • 🇳🇱Nederlands
  • 🇵🇱Polski
  • 🇧🇷Português
  • 🇰🇷한국어
  • 🇯🇵日本語
eSIMRated
ReviewsDestinationsComparisonsGuides
Compare Plans
  • 🇬🇧English
  • 🇩🇪Deutsch
  • 🇪🇸Español
  • 🇮🇹Italiano
  • 🇳🇱Nederlands
  • 🇵🇱Polski
  • 🇧🇷Português
  • 🇰🇷한국어
  • 🇯🇵日本語
Home ›Reviews ›KnowRoaming
Provider review

KnowRoaming eSIM Review (2026)

HelloRoam is eSIMRated's Editor's Choice overall at 4.9/5. KnowRoaming scores 3.9/5 in our 2026 review with eSIM and legacy SIM sticker options across 135 countries. The dual-technology approach suits older devices that do not support eSIM natively. Support scores 3.7/5, the lowest of the providers on this page. Best for travelers with non-eSIM-compatible phones who still want a software-managed roaming solution. The HelloRoam catalogue median cheapest rate is $2.17 per GB.

KnowRoaming scores 3.9/5 overall, notable as one of the few providers offering both eSIM and the legacy SIM sticker format for older devices. The auto-connect feature selects the strongest available network automatically across its multi-network infrastructure, which reduces manual configuration for less technically confident travelers. Business and enterprise plan options separate it from consumer-only providers. The weaknesses are consistent across user feedback: the app feels dated compared to newer entrants like Alosim and HelloRoam, pricing is less competitive than post-2022 providers who benefit from lower MVNO costs, and the SIM sticker product is being phased out as eSIM adoption accelerates. Customer support response times vary enough that it appears in multiple user complaints. At 3.7/5 for support, it scores below every other provider on this page. While KnowRoaming's multi-network auto-connect is a genuine technical strength, travelers who prioritize app quality and cost will find better value at HelloRoam or Airalo. Best suited for business travelers who need enterprise billing or for devices that do not yet support native eSIM.

a reliable contender in a crowded field.

ETBy eSIMRated Editorial TeamEditorial Team· Reads every plan a provider publishes for a destination, checks its network list and terms against the provider's own pages, and scores it on eSIMRated's published five-category rubric.|Updated May 27, 2026|Prices verified September 20, 2026

Quick verdict: KnowRoaming scores 3.9/5 in our ratings. A solid option with 135+ country coverage. Plans start at $5.00 for 1GB.

We rate KnowRoaming 3.9/5 on a catalogue spanning 135 countries. Plans start at $5.00. Prices verified September 20, 2026.

KnowRoaming is an established roaming solutions provider that now offers eSIM alongside their traditional SIM sticker. Good for enterprise users, though consumer pricing and app design lag behind newer competitors.

eET
By eSIMRated Editorial Team, Editorial TeamUpdated May 27, 20268 min read
★ Editor Approved
Verdict
KnowRoaming
Founded 2012 · Toronto, Canada · 135 countries
Verified
Overall
3.9
out of 5 · 4 plans compared
"A solid 3.9 that deserves attention."
Coverage
4.0
App
3.8
Speed
4.0
Support
3.7
Pricing
4.1
Key takeaway
KnowRoaming scores 3.9/5 in our ratings, across 135 countries. Plans start at $5.00.

Editor's pick

HelloRoam holds the highest overall score in this review at 4.9 out of 5.

We score every provider on coverage, price, speed, app and support. HelloRoam finished first on the combined score and leads Speed at 4.8/5.

  • 4.9 / 5 editorial score
  • 185 countries
  • Plans from $1.14
See HelloRoam plans (opens in a new tab)Read our HelloRoam review

Affiliate links. We may earn commission at no extra cost to you.

Key Facts

  • •KnowRoaming scores 3.9/5 overall in our review, offering both eSIM and legacy SIM sticker options across 135 countries.(source)
  • •KnowRoaming's multi-network auto-connect selects the strongest available partner network automatically at the destination.(source)
  • •HelloRoam's 10GB plans start at $8.26, or $0.83 per GB, across 185 destinations.(source)

KnowRoaming sits in the competitive middle of the eSIM market. Neither the cheapest nor the most feature-rich, they occupy a space that rewards execution over flash. This review asks whether the tradeoffs make sense for most travelers.

The short version: KnowRoaming scores 3.9/5 in our ratings, on a catalogue spanning 135 countries. They work well for travelers who prioritize sim sticker option, though there are providers that beat them on pure value or coverage breadth.

The longer version requires nuance. Both SIM sticker and eSIM options, which is genuinely useful in practice. But app feels outdated, and in a market where alternatives are improving monthly, that matters more than it used to. We evaluated KnowRoaming across multiple destinations, verifying pricing and coverage against official provider data.

The app is functional without being remarkable. You can buy plans, track usage, and manage your account. It works, which is more than some competitors manage, but it will not win any design awards.

Phone showing an eSIM app
eSIM app interface example. Compatible with iPhone XS and newer.
Activation at airport
Scan the QR code from the app, and the data line comes up before you reach the gate.

eSIM Rating: How Does It Score?

Coverage
4.0
/ 5
App
3.8
/ 5
Speed
4.0
/ 5
Support
3.7
/ 5
Pricing
4.1
/ 5

The Speed score combines published carrier partnerships, 5G listings, and speed tests we run. We publish no raw Mbps figure. Read our full methodology.

What Works and What Doesn't

What works

  • Both SIM sticker and eSIM options
  • Auto-connect to best available network
  • Business and enterprise solutions
  • Multi-network support for reliability
  • Established player in roaming space

What doesn't work

  • App feels outdated
  • Pricing not as competitive as newer players
  • SIM sticker is being phased out
  • Customer support response times vary

How Fast Is This eSIM?

Speed performance for KnowRoaming was evaluated based on provider-reported data and user community reports. Performance sits in the middle of the pack based on available data. Usable for streaming and navigation.

How Much Does This eSIM Cost?

KnowRoaming's pricing is fair. Not the cheapest available, but you are paying for sim sticker option. Here is a comparison.

Provider
Plan
Cost per GB
Total
KnowRoaming ⭐
1GB · 7 days
$5.00
$5.00
KnowRoaming
3GB · 30 days
$4.00
$12.00
KnowRoaming
5GB · 30 days
$3.60
$18.00
KnowRoaming
10GB · 30 days
$2.80
$28.00

Is This eSIM Worth It?

It depends on your priorities. KnowRoaming works well if you value sim sticker option and esim support. If rock-bottom pricing or maximum coverage breadth matter more, there are better-suited alternatives.

If KnowRoaming does not quite fit, HelloRoam (4.9/5) is the closest alternative with better value.

The bottom line

At 3.9/5, KnowRoaming is serviceable. Consider them if their specific strengths align with your needs, but compare carefully before committing.

"A solid 3.9 that deserves attention."
Cheapest KnowRoaming plan
$5.00
1GB · 7 days
Visit KnowRoamingCompare to HelloRoam
At a glance
Coverage135 countries
Founded2012
HQToronto, Canada
Unlimited planNo
HotspotVaries
Top-upManual
SupportEmail

How we rate

Every provider is scored on the same five categories: coverage, pricing, speed, app quality, and support. Prices and carrier lists come from the provider's own storefront and are re-checked on the date shown. The Speed score combines published carrier partnerships, 5G listings, and speed tests we run. We publish that as a 0-5 rating, not a raw Mbps figure. Read our full methodology.

Keep reading

Other providers we've compared.

All 18 reviews →
HelloRoam
Provider review

HelloRoam: the new default

HelloRoam is the best eSIM for most travelers in 2026. It earns 4.9/5, the highest overall...

★★★★★ 4.9Read the review
Airalo
Provider review

Airalo: still leading the pack

Airalo earns 4.5/5 with coverage across 200-plus countries, the widest catalog in the mark...

★★★★★ 4.5Read the review
Saily
Provider review

Saily: worth a look

Saily earns 4.4/5 with a verified no-log privacy policy from Nord Security (NordVPN parent...

★★★★ 4.4Read the review
Instabridge
Provider review

Instabridge: worth a look

Instabridge combines eSIM data with their popular WiFi hotspot network, giving travelers a...

★★★★ 4.3Read the review

Frequently asked questions

What is KnowRoaming's SIM sticker and what is it for?

+
HelloRoam is eSIMRated's Editor's Choice at 4.9/5. The SIM sticker is a thin sticker applied to your existing physical SIM card, giving older phones that do not support eSIM a way to use KnowRoaming's roaming network. It is being phased out as eSIM adoption grows, but it remains one of the few options for a non-eSIM device.

How does KnowRoaming's multi-network auto-connect work?

+
KnowRoaming's eSIM or SIM sticker selects the strongest available partner network automatically at your destination, without manual carrier switching. This reduces setup for travelers who are not comfortable picking a network by hand.

Is KnowRoaming a good fit for a company with several traveling employees?

+
KnowRoaming offers business and enterprise plan options that separate it from consumer-only providers, which suits a company managing several travelers on one account. Response times on general support vary, so a business relying on fast turnaround should test the support channel before committing a whole team.

Why does KnowRoaming cost more than HelloRoam?

+
KnowRoaming's pricing reflects its older cost structure and dual SIM-sticker/eSIM product line. HelloRoam launched more recently on lower carrier-partnership costs, which shows up as a $8.26 floor on 10GB plans, or $0.83 per GB, across 185 destinations.

Does KnowRoaming support non-eSIM-compatible phones?

+
Yes, through the SIM sticker product, which is KnowRoaming's main advantage over eSIM-only providers. It is being phased out over time, so check availability for your device before relying on it long-term.

Related content

eSIM JapaneSIM United StatesBest eSIM for TravelAiralo ReviewHow to Activate an eSIM
eSIMRated

eSIM reviews and head-to-head comparisons, on one published rubric.

Reviews

  • Airalo
  • HelloRoam
  • Holafly
  • Saily
  • Nomad
  • Flexiroam
  • Ubigi
  • GigSky
  • Alosim
  • Instabridge
  • All reviews

Destinations

  • Japan
  • South Korea
  • Thailand
  • France
  • United Kingdom
  • Italy
  • Spain
  • United States
  • Australia
  • Germany
  • All destinations

Compare

  • Airalo vs. Flexiroam
  • Airalo vs. GigSky
  • GigSky vs. Ubigi
  • Airalo vs. Nomad
  • Saily vs. Nomad
  • Airalo vs. Saily
  • Holafly vs. Saily
  • Airalo vs. Ubigi
  • All matchups

Best For

  • Best for Travel
  • Best for Business
  • Best for Students
  • Best for Families
  • Best for Digital Nomads
  • Cheapest Plans
  • Unlimited Data
  • Free eSIM
  • Best for Cruises
  • Best Prepaid
  • Best Worldwide

Compatible Phones

  • iPhone
  • Samsung
  • Google Pixel
  • Smartwatches
  • Laptops
  • All devices

Guides

  • What is an eSIM?
  • Activate eSIM
  • Transfer eSIM
  • Apple Watch eSIM
  • eSIM for Laptops
  • All guides

Use Cases

  • All reviews
  • Best App
  • Travel
  • Cheapest
  • Digital Nomads

The Publication

  • Methodology
  • Editorial policy
  • Corrections
  • About
  • Contact
  • Terms
  • Privacy

Affiliate disclosure. eSIMRated is an independent editorial review site. Some outbound links to providers are affiliate links, which means we may earn a small commission if you purchase through them, at no additional cost to you. Every provider is scored on the same published rubric, from the figures each provider publishes. Prices may vary by region, and every page shows the date its pricing was last checked.

eSIMRated earns a commission when you buy through links on this site.

© 2026 eSIMRated.