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Zero Knowledge File Storage App for iPhone
Secure and Private Zero Knowledge File Storage for iPhone

Trusted by Millions Worldwide
4.4
2,100+ reviews on G2
4.4
8,200+ reviews on Capterra
4.4
73,000+ reviews on App Store
248M
Registered Users
5B
Notes Created
2M
Notes Created Daily
Frequently Asked Questions
Zero knowledge file storage means that no information about your stored files is accessible to anyone but you. The service provider encrypts files client-side, ensuring that only you have the keys to access your content, enhancing privacy and security.
The app implements zero knowledge encryption, meaning it encrypts your files before uploading them to the cloud. Only you hold the decryption keys, providing end-to-end privacy directly from your iPhone.
You cannot access files offline with zero knowledge cloud storage. While this ensures top-tier security, access to your files generally requires an internet connection to retrieve and decrypt the file.
Most zero knowledge file storage apps offer free versions with limited storage. For extended features and more space, premium options are often available. Always check specific providers for details.
Yes, you can securely share files. The app provides methods to invite others to access your files while maintaining the security of shared content through encrypted links or secure access permissions.
The app supports a wide variety of file formats, including documents, images, audio, and video files. This ensures versatility in storing different types of content while maintaining security.
Yes, zero knowledge architecture ensures that your data is encrypted prior to reaching the server. Hence, service providers cannot access or decipher your data, protecting it from unauthorized access.
The storage capacity can vary based on the plan you choose. Free plans typically offer limited space, while paid plans can offer extensive options to fit your needs. Check the app's specific offers.
Upload files directly from your iPhone by using the app interface. You can select files from your phone’s storage, such as documents, photos, and videos, ensuring easy and secure uploading to the cloud.
Yes, some zero knowledge apps provide a file recovery option within a certain timeframe after deletion. However, as files are encrypted, ensure you securely maintain access credentials.
File size limits may apply, often dependent on the chosen plan. Basic versions might restrict individual file sizes, whereas premium versions offer more flexibility. Confirm with your app provider.
Yes, you usually can sync files across your iPhone, tablet, and other devices, ensuring you have access to your files wherever needed, assuming those devices meet security requirements.
Real-time updates are available, allowing your changes to sync instantly across devices connected through your secure account, maintaining the latest versions across platforms.
Some apps offer integration with popular productivity tools, enhancing workflow by enabling direct access and management through your existing productivity setups.
Yes, many apps allow you to customize security settings for additional layers of protection, including multifactor authentication and personalized encryption settings, ensuring enhanced user control.