Simday

COOKIE POLICY

Simday Cookie Policy

Effective Date: September 2, 2026Contact: support@simday.net

Simday is a product brand developed and operated by Vast Travel LLC. This Cookie Policy explains how Simday (“we”, “our”, or “us”) uses cookies and similar technologies when you use our website and services.


01

What Are Cookies

Cookies are small text files stored on your device when you visit a website.

Cookies and browser storage help us:

  • Make the website work properly
  • Remember your language
  • Restore sign-in and checkout state

02

Types of Cookies We Use

2.1 Essential Cookies

We use one functional cookie, NEXT_LOCALE, to remember your language for up to one year.

They enable:

  • Keep the site in your chosen language
  • Apply the correct locale when you return
  • Support consistent navigation
You can delete or block it in your browser, but the site may forget your language.

2.2 Browser Storage

We use local and session storage for essential site functions; these are not cookies.

Storage may hold:

  • Sign-in and guest-session data
  • Checkout and eSIM recovery data

It may also hold:

  • Language and theme preferences
  • A guest device identifier
  • Temporary payment status
  • Recently purchased eSIM details

This storage keeps the Service working and restores interrupted flows.

2.3 Diagnostics

Sentry monitors website errors and performance without setting analytics or advertising cookies.

  • Error and performance data
  • Browser and device details

03

How We Use Cookies

We use cookies to:

  • Operate and secure the Service
  • Restore essential user flows
  • Remember your language

We do not use cookies to sell personal data.


04

Third-Party Cookies

We do not currently use third-party advertising or analytics cookies.

  • No advertising-cookie provider
  • No analytics-cookie provider

Sentry may process diagnostic data as described in our Privacy Policy, but it does not set a cookie on this website.


05

Managing Cookies

You can control cookies and site data through your browser settings.

You can:

  • Delete existing cookies
  • Block cookies
  • Clear local and session storage
Disabling certain cookies may affect website functionality.

06

Consent (Where Required)

We do not currently use non-essential cookies that require consent.

  • If we introduce them, we will request consent where required
  • You will be able to withdraw consent at any time

07

Data Protection

Cookie-related data is handled in accordance with our Privacy Policy.


08

Changes to This Policy

We may update this Policy. We will revise the effective date and give notice when a change materially affects your choices.


09

Contact

If you have questions about cookies: support@simday.net