# Lock It: Calculator Vault

> Looks like a calculator. Opens like a vault.

Source: https://rankcert.com/product/lock-it
Website: https://lockit-6d490.web.app
Runs on: Android
Google Play: https://play.google.com/store/apps/details?id=com.appfactory.calculator&referrer=utm_source%3Drankcert%26utm_medium%3Dlisting%26utm_campaign%3Dfree_ads
Verification: Unverified
Upvotes: 0
Launch week: 2026-11-02 · Updated: 2026-10-31

## Verified signals

- No signals submitted. This listing is unverified.

## About

Lock It: Calculator Vault is a calculator that does real math. Type your secret equation, press =, and it opens a vault: photos, videos, notes, passwords, 2FA codes, AES-256 encrypted on your phone. Chat, call, send files up to 1 GB with people you invite. Equation stored only as a salted hash. Free with ads. Premium Pro $4.99 a month, Offline Vault $9.99 one-time.

Available now on Google Play for Android. iPhone (iOS) version coming soon.
Search "Lock It: Calculator Vault" on Google Play.

## Questions

### What does it actually do?

It works as a calculator that does real math. Type your own secret equation and press = to open a private vault for photos, videos, notes, passwords and 2FA codes.

### Is it on iPhone?

Not yet. It is available now on Google Play for Android, and an iPhone (iOS) version is coming soon.

### How can I contact support?

Email lockit@mail.grokbot.com.

### How is my data protected?

Vault contents are encrypted with AES-256 on your phone, and your secret equation is stored only as a salted hash.

Tags: security, calculator, vault, privacy