eSIM Provider Reviews

Independent, honest reviews of the top eSIM providers. We test each provider and rate them on coverage, pricing, ease of use, support and value for money.

Updated March 2026

All Provider Reviews

Click any provider to read our full, in-depth review with pricing, plans and honest verdict.

#1

Airalo

4.5/5

The world's largest eSIM marketplace with plans in 200+ countries and regions.

Countries 200+
From £3.50
Unlimited No
Tethering Yes
Trustpilot: 4.2/5 (48,200 reviews)

Best for: Budget-conscious travellers who want the widest selection of destinations and competitive pricing.

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#2

Holafly

4.2/5

Unlimited data eSIMs for worry-free travel — no throttling, no data caps.

Countries 160+
From £5.00
Unlimited Yes
Tethering No
Trustpilot: 4.3/5 (31,500 reviews)

Best for: Heavy data users, digital nomads and travellers who want the peace of mind of unlimited data without watching their usage.

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#3

Saily

4.1/5

Privacy-first eSIM from the team behind NordVPN — secure, simple and competitively priced.

Countries 150+
From £3.99
Unlimited No
Tethering Yes
Trustpilot: 4.0/5 (8,700 reviews)

Best for: Privacy-conscious travellers and NordVPN users who want a trustworthy eSIM provider with competitive pricing and tethering support.

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#4

Ubigi

3.9/5

Reliable worldwide connectivity pre-installed on laptops and phones — trusted by business travellers.

Countries 190+
From £4.00
Unlimited No
Tethering Yes
Trustpilot: 3.8/5 (6,800 reviews)

Best for: Business travellers and laptop users who need reliable connectivity across multiple devices with wide country coverage.

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#5

SimOptions

3.8/5

eSIM aggregator offering curated plans from multiple mobile operators worldwide.

Countries 180+
From £4.00
Unlimited No
Tethering Yes
Trustpilot: 3.8/5 (5,200 reviews)

Best for: Experienced travellers who want to choose their specific network operator and travellers visiting less common destinations.

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#6

MobiMatter

3.7/5

Budget-friendly eSIM provider with a no-nonsense approach to travel data.

Countries 140+
From £3.00
Unlimited No
Tethering Yes
Trustpilot: 3.7/5 (3,200 reviews)

Best for: Budget travellers who want the absolute lowest price and do not mind a less polished experience.

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Quick Comparison

Side-by-side overview of all providers at a glance.

Provider Rating Countries From Unlimited Tethering Trustpilot
Airalo 4.5/5 200+ £3.50 No Yes 4.2/5 Review
Holafly 4.2/5 160+ £5.00 Yes No 4.3/5 Review
Saily 4.1/5 150+ £3.99 No Yes 4.0/5 Review
Ubigi 3.9/5 190+ £4.00 No Yes 3.8/5 Review
SimOptions 3.8/5 180+ £4.00 No Yes 3.8/5 Review
MobiMatter 3.7/5 140+ £3.00 No Yes 3.7/5 Review