Even the crypto wallet you connect with is hashed and never visible on our side
is protected
by your crypto walletPrivacy & security oriented mobile OS.
Connect with your crypto wallet — no email or password needed.
Get connected worldwide with eSIMs — no contracts, no borders.
Buy and activate global VPN access without registration.
Fast, anonymous, and borderless.
…and many more
Invite others to Conectum and earn credits when they purchase a Castrum OS flashing key.
Coming soon
Even the crypto wallet you connect with is hashed and never visible on our side
is protected
by your crypto walletPrivacy & security oriented mobile OS.
Connect with your crypto wallet — no email or password needed.
Get connected worldwide with eSIMs — no contracts, no borders.
Buy and activate global VPN access without registration.
Fast, anonymous, and borderless.
Invite others to Conectum and earn credits when they purchase a Castrum OS flashing key.
Coming soon
Castrum OS is a secure mobile operating system built to protect your data at every layer, without Google services, tracking components, or background data collection.
Through the Conectum Portal, you can flash Castrum OS, purchase VPN vouchers, and eSIM packages for secure connectivity — without revealing any personal information.
Supported devices: Google Pixel 6, 7, 8, and 9 series.
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Use our portal to install selected secure apps on your Android device.
For Free
Flash it on your Google Pixel device.
For €250
Encrypted global VPN access without registration.
From €30
Global mobile data packages — no contracts.
From €9
Use our portal to install selected secure apps on your Android device.
For Free
Flash it on your Google Pixel device.
For €250
Encrypted global VPN access without registration.
From €30
Global mobile data packages — no contracts.
From €9
* The referral code cannot be reused by the same user.
Purchasing a Castrum OS flashing key for the first time grants a €50 discount when using a referral code.
* (price reduced from €250 to €200)
The user who shared the referral code receives €50 worth of Conectum Credits credited to their account balance.
Coming soon
Conectum is a privacy oriented Web3 portal that lets you flash Castrum OS and purchase
secure connectivity services like VPN vouchers and global eSIM packages – without sharing
any personal data.
Everything is accessed using a crypto wallet, designed for anonymity by default.
Castrum OS is a secure mobile operating system for Google Pixel devices, built to minimize tracking and protect user data at every layer. Conectum is the portal where you flash Castrum OS and manage related services like VPN and eSIMs
Learn more about Castrum OS on the official Castrum OS website.
You sign in to Conectum by connecting a crypto or Web3 wallet.
When you connect for the first time, a private account is automatically created for you.
No personal data such as name, email, or phone number is required.
Your account is identified using an anonymous, hashed identifier derived from your wallet connection.
Yes. Your purchases, credits, and active services remain available whenever you reconnect using the same crypto wallet. As long as you use the same wallet, you will regain access to your account state without needing to create a new account or re-enter any data.
Conectum works with most common browser and mobile crypto wallets that support standard wallet connections. This includes popular desktop browser wallets and mobile wallets used on smartphones.
For the best experience, we recommend using well-established wallets such as MetaMask or Trust Wallet.
Getting a crypto wallet is simple and free. You can install a browser wallet on your computer or a mobile wallet on your phone in just a few minutes.
We provide a beginner-friendly guide in the How to Create a Wallet –> Docs.
Top-ups on Conectum are made using cryptocurrency through the trusted payment provider NOWPayments. You top up your account with credits, which are then used to purchase services such as flashing key, VPN vouchers, or eSIM packages.
Yes, some items have a usage period:
Account credits (top-ups): must be used within 12 months from the date of purchase.
Castrum OS flashing keys: must be used within 3 months from the date of purchase.
The following services do not have an expiration limit:
– VPN vouchers
– eSIM packages
A Castrum OS flashing key allows you to flash Castrum OS on one supported Google Pixel device.
Each flashing key is valid for a single device and a single installation.
Once installed, Castrum OS can be used for the lifetime of the device.
The operating system itself is not subscription-based. The Conectum portal guides you step by step through the secure flashing process.
We currently offer VPN vouchers for Mullvad VPN, available as 6-month vouchers. Mullvad is known for strong privacy standards and does not require user registration or personal data.
No. Your actual wallet address is never stored or visible to Conectum.
Only a hashed identifier is used internally to recognize your session and account state.
Not yet. The referral (earn) system is planned but not live in the current beta.
When available, it will be clearly marked and documented.
