| Encamera | Not needed for local use | Documented for on-device files | Photos, videos, Live Photos; document storage advertised | US Lifetime and Limited Lifetime offers listed. |
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| Keepsafe | Required in documented setup | Not established in reviewed sources | Photos, videos; documents advertised | Current US one-time offer not established. |
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| LockMyPix | iOS local signup requirement unverified | Local storage documented; offline workflow unverified | Photos, videos, documents and notes advertised | Current US one-time offer not established. |
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| Private Photo Vault | Not needed for local use | Documented for the on-device vault | Photos and videos; documents unverified | A generic Upgrade item does not establish current one-time terms. |
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| Privault | Not established in reviewed sources | Not established in reviewed sources | Photos, videos and audio; general documents unverified | US Permanent Pro listed at USD 45.99; scope needs checking. |
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| PV – Secret Photo Album | Local signup unverified; cloud accounts are separate | Local storage documented; offline workflow unverified | Photos, videos and audio; general documents unverified | US PV Permenent Membership listed at USD 41.99; cloud separate. |
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| Safety Photo+Video | Local signup unverified. Cloud backup may require an account. | Local vault described. Disconnected workflow unverified. | Photos and videos. General document formats unverified. | US iCloud Sync Lifetime listed at USD 59.99. Full Pro and hosted-backup scope unverified. |
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| SwiftLocker | No developer signup for local use. Apple Account for iCloud and purchase restoration. | On-device storage documented. Disconnected access unverified. | Photos, videos, documents and PDFs | Developer describes a lifetime plan. The US Premium prices have no billing-period labels. |
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| Trustful | Developer signup unverified. Policy requires iCloud access. | Local encryption documented. Disconnected workflow unverified. | Photos and videos, including Live Photos. General documents unverified. | US Trustful Premium (Lifetime) listed at USD 399.00. |
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| Vaultaire | Not needed for local use | Documented for local files | Photos, videos, documents and files | US Pro Lifetime and Family Lifetime offers listed. |
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