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Frequently Asked Questions
Does PaperLens require an internet connection?
No. All features — scanning, OCR, translation, PDF tools, signatures — work completely offline. No internet required.
Where are my documents stored?
All your documents are stored locally on your device only. Nothing is uploaded to any server or cloud service automatically.
How do I restore my Pro purchase?
Open PaperLens → tap the crown icon → tap "Restore Purchases". Your purchase will be restored using your App Store or Google Play account.
How do I cancel my subscription?
On iOS: Settings → your name → Subscriptions → PaperLens → Cancel.
On Android: Google Play → Profile → Payments & subscriptions → Subscriptions → PaperLens → Cancel.
How do I back up my documents?
Go to Settings → Backup & Restore → Export Backup. This creates a ZIP of all your documents that you can save to iCloud Drive, Google Drive, or any other location.
Does the translation feature send text to external servers?
No. Translation is powered by Google ML Kit, which runs entirely on your device. Your text never leaves your phone.
What languages does OCR and translation support?
OCR supports Latin, Chinese, Japanese, Korean, and Devanagari scripts. Translation supports 50+ languages including English, Spanish, French, German, Japanese, Chinese, Arabic, and many more.