Comparison
A disguise everyone knows isn’t a disguise.
The fake-calculator vault was clever once. Now everyone knows the trick: curious partners, parents and forensic examiners all look for it. And getting caught with one says the one thing you did not want said: “I have something to hide.”
Do calculator vault apps actually work?
Against a casual glance, briefly. But everyone knows the disguise. Lists of calculator vaults circulate, and anyone who checks recognizes them on sight. Being found out is itself a confession, and the encryption behind the disguise ranges from weak to none. Deniability is stronger. In Sealby there is no disguise to spot, because nothing in the app points to a hidden vault at all.
Where Calculator vaults shines
- Fools a casual borrower for a moment
- Usually free and instantly familiar
- Better than nothing for genuinely trivial content
Where it falls short
- The trick is public knowledge — app stores list these apps openly under “calculator vault”
- Forensic tools and determined snoopers check for them by name. Purchase history and storage stats give them away
- Being found out is damaging in itself. The disguise admits there is something to hide
- Behind the disguise, encryption quality varies wildly and free versions often run ads
The honest verdict
A disguise is a bet that the other person does not know the trick. This trick has been famous for a decade. Deniability does not bet. Sealby looks like what it is, opens the vault you choose to show, and keeps everything else as identical encrypted blocks.
Common questions
Can calculator vault apps be detected?
Yes. App stores and “apps to check your kid’s phone for” articles list them by name. A calculator that takes up gigabytes gives itself away in storage settings. Forensic tools flag known vault apps automatically. The disguise only works on someone who is not looking.
Is a hidden vault better than a disguised app?
A disguise protects until someone recognizes it. Then everything is exposed, plus the fact that you hid it. A deniable vault has nothing to recognize: no telltale behavior, no vault list, no count. You can open a real, harmless vault and nothing suggests any other exists.
Related: How real deniability works · vs typical photo vaults · Private photos & videos
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iPhone & iPad · iOS 17+ · Free