Available on Playstore

Your Secret Vault,
Hidden in Plain Sight

Your private files stay private — locked with encryption strong enough to protect state secrets, disguised as an app that looks completely ordinary on your home screen.

Bank-grade encryption
No internet required
Zero accounts
Red team audited
M
Welcome
Compass
Vault
Why it's different

The vault nobody can find

Other apps put a lock icon on your home screen. Cipher Compass doesn't even reveal that a vault exists.

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Disguise

Looks Like an Ordinary Compass

On your home screen, it's named "Compass+" and behaves exactly like a real compass. There's no vault icon, no suspicious name, no hint of what it actually is. The best hiding place is in plain sight.

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Encryption

Your Files Never Leave Your Device

Everything is encrypted locally using the same standard that protects classified government data. No cloud upload, no server, no account required — not even ours. Your files exist only on your phone.

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Access

A Secret Entry Only You Know

Opening the vault requires three things you define during setup: a secret compass bearing, a specific gesture, and your PIN. Someone holding your phone just sees a working compass.

How it works

Three things to know. None of them obvious.

Setup takes about three minutes. After that, your vault is invisible to anyone who isn't you.

1Your secret is a direction

Rotate to your chosen bearing

During setup, you pick a compass bearing that only you know. When you physically rotate your phone to face that direction, a silent access window opens — and immediately closes if you don't proceed.

Think of it like a combination lock, but the dial is the real world around you.

Compass screen
2Your secret is a gesture

Perform the gesture you defined

A physical gesture — press and hold — must follow the bearing. The timing window is short and deliberate. Any interruption (backgrounding the app, answering a call) resets the entire flow.

Even if someone knows your PIN, the gesture stops them cold.

Auth screen
3Your secret is your key

PIN or fingerprint — your choice

The final step is your PIN or biometrics. Repeated failed attempts trigger a progressively increasing lockout. The timer uses hardware clock — it cannot be bypassed by changing your phone's system time.

You get the convenience of fingerprint unlock without sacrificing any security.

Biometric settings
Under the hood

Security that holds up to scrutiny.

Every protection is deliberate. Nothing is here for marketing purposes.

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AES-256-GCM Encryption

The same standard used by governments and financial institutions. Each file is encrypted independently with authenticated encryption — tampering is cryptographically detectable.

What this means: nobody can read your files, even with direct device access.
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Memory-Hard Key Derivation

Your PIN is never stored. It's transformed into an encryption key using a deliberately slow, memory-intensive algorithm — one that makes automated cracking attacks impractical regardless of hardware.

What this means: brute-forcing your PIN is not a viable attack.
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Hardware-Bound Keys

Encryption keys are stored inside your phone's secure hardware chip — the same component that protects banking apps. Keys physically cannot be extracted, even from a rooted device.

What this means: your keys stay on your device, permanently.
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Screen Capture Blocked

System-level screen capture protection is active across the entire app — screenshots, screen recordings, and remote display are all blocked at the OS level.

What this means: no accidental leaks from screen recordings.

Progressive Lockout

Repeated incorrect PIN attempts trigger increasing lockout periods. The clock is tied to hardware time — changing your phone's date or time has no effect on the lockout.

What this means: guessing attacks are rate-limited in hardware.

Keys Never Linger

Encryption keys are loaded only when actively needed and cleared from memory immediately after use. Large files are processed in isolated execution contexts.

What this means: keys aren't sitting in memory waiting to be found.
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Cryptographic Deletion

Deleted files are overwritten using a secure multi-pass process. Video content uses ephemeral storage containers that are destroyed, not just unlinked.

What this means: deleted files cannot be recovered with forensic tools.
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Completely Offline

Cipher Compass doesn't need an internet connection to work. The only time you'll need it is to download updates from the Play Store. Everything else — encrypting, unlocking, managing your vault — happens entirely on your device.

What this means: the app cannot transmit your data even if it wanted to.
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Nothing Collected. Ever.

No analytics, no crash reporting, no advertising SDKs, no account system. There is no user database because there are no users — only devices. We have nothing to breach.

What this means: there's no server-side data leak to worry about.
⚡ Premium — One-Time Purchase

Paranoid Mode

For the files you absolutely cannot afford to have compromised. Paranoid Mode significantly raises the cost of any attack — at the expense of a barely-noticeable unlock delay.

Substantially stronger key derivation — raises the hardware cost of any attack
Negligible impact on everyday use — you'll notice a brief pause, not a slowdown
Recommended for anyone storing sensitive documents or media
No subscriptions — pay once, keep forever
Works alongside all existing security layers — not a replacement
Attack cost — Standard
Already infeasible with modern hardware
Attack cost — Paranoid Mode
Significantly higher — well beyond current GPU capabilities
Impact on your unlock time
Barely noticeable — a brief pause
File support

Lock away anything.

Photos, videos, documents, voice notes — if it's on your phone, it can go in the vault.

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Images
JPG · PNG · GIF · WEBP · BMP · HEIC
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Videos
MP4 · MOV · MKV · AVI · WEBM · 3GP
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Audio
MP3 · M4A · AAC · WAV · OGG · FLAC
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Documents
PDF · TXT · MD · JSON · CSV · XML · HTML
Common questions

The things that actually matter.

Most people don't care how encryption works. They care whether their stuff is safe and whether they'll lose it.

What if I forget my PIN?
During setup, you'll receive a 12-word recovery phrase. Write it down on paper and store it somewhere safe. If you forget your PIN, the recovery phrase is your only way back in. Lose both and the files are gone — that's not a flaw, it's the point.
Will my files survive if I uninstall?
No. Uninstalling the app destroys the encryption keys permanently. Export anything you want to keep before uninstalling. This is intentional — it means uninstalling is a clean, irreversible wipe.
Can the developer see my files?
Physically impossible. There are no servers, no accounts, and the app has no internet access. Your files are encrypted on your device with a key derived from your PIN — a PIN we never see and never store. We have nothing to hand over, even if asked.
Is this complicated to use?
Setup takes about three minutes. After that, opening your vault is quick — rotate, gesture, unlock. The first few times feel deliberate. Within a week, it becomes muscle memory. If you can use a compass, you can use Cipher Compass.
What if someone watches me unlock it?
That's exactly what the compass bearing and gesture are for. Even if someone watches you enter your PIN, they still don't know which direction to point the phone or what gesture to perform. Three factors means one leaked secret isn't enough.
What happens if I get the PIN wrong?
After repeated incorrect attempts, the app enters a progressively increasing lockout — getting longer with each failed attempt. This protects you even if someone has physical access to your phone and unlimited time to try.
Screenshots

See it for yourself.

The app that looks like a compass. The vault nobody finds.

What others see
What others see
Welcome
Onboarding
Vault
Your vault
Encrypting
Encrypting files
Settings
Security settings
Paranoid Mode
Paranoid Mode
Unlock
Vault unlock
Cipher Compass

Your files deserve real privacy.

No cloud. No accounts. No one but you. Not even us.

Now Available on PlayStore