Subscription fees add up over time. ShieldFive Lifetime Vault offers 2 TB of encrypted storage for a one-time payment of €199, valid for 99 years or until the service ends.
ShieldFive Vault is a one-time purchase Web app in Productivity. It costs €199 one-time, with no subscription. A free tier is available.

ShieldFive Lifetime Vault provides 2 TB of zero-knowledge, post-quantum encrypted cloud storage for a one-time payment of €199. Every file and file name is encrypted on your device before upload, ensuring only ciphertext is stored. The service is EU-hosted and offers a 30-day money-back guarantee.
It suits individuals seeking long-term, secure storage without recurring fees. The cryptographic core is open source under Apache-2.0, and the purchase includes every future storage feature. The release is limited to 150 vaults, closing on 31 October 2026.
There is no desktop sync client or iOS app available, and the service operates through web and Android platforms. The lifetime term is defined as 99 years or until the service ceases.
| License | Perpetual, lifetime updates |
|---|---|
| Updates | Includes every future storage feature. |
| Trial | 30-day trial |
| Refund window | 30 days |
| Subscription also offered | Yes, €8/mo |
| Platforms | Web |
| Open source | Yes, source on github.com |
| Developer | ShieldFive (company) |
Why we listed it
We list ShieldFive Lifetime Vault because it offers a one-time payment model with a 30-day refund policy. The cryptographic core is open source.
Best for: Individuals seeking long-term, secure storage without recurring fees.
Not for: Users needing a desktop sync client or iOS app.
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