KKday eSIM – Review & Full Test 2026

🌍

Countries covered

130 countries

💶

Starting at

0,60 €

📶

Network

5G

📊

Data

Starting at 500 MB

✅

Calls/SMS

Yes

📱

App

iOS & Android

Extensive coverage over 130+ countries, ideal for multi-country trips.

Ultra-simple one-click installation via KKday app, no QR code.

Flexible plans: daily/unlimited/total data, from €0.6 for small volumes.

High ratings on app stores (4.7-4.8/5), despite mixed Trustpilot reviews.

Hotspot allowed, 4G/5G on reliable partner operators.

Official ratings

Destinations & coverage

KKday covers more than 130 countries/regions via local or multi-country plans (Europe 41+, Asia 30+), perfect for city breaks or extended road trips.

By region

Key points

✅

Advantages

  • ✓ User-friendly app interface with one-click eSIM for beginners.
  • ✓ Wide selection of affordable and flexible regional plans.
  • ✓ Responsive support via chat/email in app.
  • ✓ Competitive prices with frequent promotions (50% off).
  • ✓ Auto-verified compatibility, covers hotspots.
⚠️

Disadvantages

  • ✗ Coverage varies depending on local partner operator.
  • ✗ Average Trustpilot (3.5/5) with complaints on service/sellers.
  • ✗ Not always cheaper than locals for heavy data use.
  • ✗ Mostly data-only, voice/SMS rare.

Customer reviews

Google Play

4/5

“

Perfect app to book eSIM for Japan and Thailand, quick installation and stable 5G data. Efficient chat support.

November 1, 2025

App Store

4/5

“

Great one-click eSIM for Europe, no hassle at the airport. Low prices and reliable connection.

October 1, 2025

Trustpilot

3/5

“

eSIM OK but slow support for partial refund, uneven coverage in rural areas.

December 1, 2025

Description

KKday, founded in 2014 in Taipei, is an e-commerce travel platform excelling in local experiences and data eSIMs for travelers. It offers a vast selection of eSIM plans covering over 130 countries, with unlimited, daily (500MB to unlimited), or total data options, durations from 1 to 30 days, on major 4G/5G networks like AT&T or Orange. Installation is simplified by one-click in the app (iOS 17.4+), no manual QR code needed, and supports hotspot. Perfect for adventurers in Asia, Europe, or the Americas seeking simplicity and low prices from €0.6, without calls/SMS except specific plans.

How it works

Install the KKday app (iOS 17.4+ or Android) and check eSIM compatibility.

Sign up via email or Apple/Google, complete profile.

Select country/region and suitable data/duration plan.

Pay via card/wallet, receive instant voucher.

In app, tap 'One-Click Install' for auto eSIM installation.

Activate profile, enable data roaming, select KKday eSIM for data.

⚠️ If it fails

✅ Check app version 1.165+, iOS 17.4+, stable WiFi; alternative QR scan.

✅ Toggle airplane mode, check roaming enabled, select KKday eSIM as mobile data.

✅ Monitor usage in app, disable auto-updates/HD streaming, avoid data-heavy apps.

Alternatives

FAQ

Choose the Asia 31 countries total data or daily plan, from €0.7/day for 1-5GB, covering Japan, Thailand, Vietnam etc. with 4G/5G.

Yes on most KKday eSIM plans, check product details; works well with AT&T/Orange partners.

iOS 17.4+ or Android eSIM; KKday app verifies automatically. List on site for Samsung Galaxy, Pixel, recent iPhones.

Policy via KKday: contact [email protected] promptly; refunds for tech issues, check terms and conditions.

Yes, use physical SIM for calls/SMS, KKday eSIM for data on dual-SIM compatible devices.

In KKday app, track real-time; alerts for daily/unlimited data.

Some Europe/Asia plans include voice/SMS; mostly data-only.

Company info

Legal name: KKday Co., Ltd.

Founders: Allen Chen, Ming Chen

Address: No. 15, Lane 128, Xinhu 1st Road, Neihu District, Taipei City, Taiwan

Email: [email protected]

Website: https://www.kkday.com

Support

24/7

chat, email, phone, in-app

Accepted payments

Visa, Mastercard, JCB, UnionPay, American Express, Apple Pay, Google Pay, Alipay, LINE Pay

Platforms

iOS app, Android app, Web

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