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Answers about purchases, the Vault, AI categories and storage cleaning, or email us at [email protected].

Frequently asked questions

22 articles

Purchases

  1. Make sure you are signed in with the same Apple ID or Google account you used to buy Premium.
  2. Open DocuNeat → Settings → Premium (or any Premium screen).
  3. Tap Restore purchase.

If you see "Nothing to restore", check that the subscription is still active in your store account and that you are using the right account. Subscriptions cannot move between iOS and Android.

Subscriptions are managed by Apple or Google. Deleting the app does not cancel your subscription.

  • iPhone / iPad: Settings → [your name] → Subscriptions → DocuNeat → Cancel Subscription
  • Android: Play Store → profile icon → Payments & subscriptions → Subscriptions → DocuNeat → Cancel

Cancel at least 24 hours before the renewal date to avoid being charged for the next period. Premium stays active until the end of the period you already paid for.

If a free trial is offered (for example 3 days on eligible plans), the app shows its length and the price that follows before you start. If you don't cancel at least 24 hours before the trial ends, it automatically becomes a paid subscription.

Refunds are handled by the store:

Tap Restore purchase, then restart the app. If ads still appear, email us your App Store or Google Play order number at [email protected].

AI categories

DocuNeat uses a hybrid AI approach:

  1. On-device AI (always on, works offline): text recognition (OCR) and smart rules sort your documents into categories such as IDs, receipts, bills and contracts. Nothing leaves your phone.
  2. Smart cloud analysis (optional, off by default): for complex documents such as bills and contracts, you can turn on cloud analysis in Settings → AI. A compressed copy of the pages and the recognized text are sent securely to Google Gemini to extract fields (dates, amounts, names), suggest tags and write a short summary.

ID cards and driver licenses are always processed on your device only. See our Privacy Policy for details.

The AI was not confident about its category. Open it and choose the right category. Using Smart Re-scan after you turn on cloud analysis can also help.

AI results can be inaccurate, so always check important details. You can edit any field or category. To report a problem, email [email protected] and describe the result. Please don't attach the private document itself.

Yes. Every core feature, including cleaning, scanning, OCR, the Vault and basic categorization, works fully on your device.

Cleaning

No. Duplicate, blurry and large-file detection runs 100% on your device.

Yes, within 30 days: open Recycle Bin, select the items and tap Restore. After 30 days, or if you empty the Recycle Bin, items are permanently deleted. Also check Recently Deleted in your device's Photos/Gallery app.

To find duplicates, it needs to compare photos across your whole library. If you choose "Limited / Selected photos", DocuNeat can only scan the photos you picked. You can change this any time in your device settings.

iOS doesn't let apps access other apps' files, so junk-file cleaning is available on Android only. On Android, you choose which folders DocuNeat may scan.

That's an Android safety feature. You can optionally allow Media management for DocuNeat (Settings → Delete without asking) so you don't have to confirm each time. Deleted items still go to the Recycle Bin.

Vault & security

Vault documents are encrypted on your device with AES-256, and their details are stored in an encrypted database. The encryption key is kept in your phone's secure hardware storage (Keychain / Keystore), and the Vault is locked with your PIN and, optionally, Face ID / Touch ID / fingerprint. We never receive your documents, your PIN or your biometric data.

No, and nobody else can either. This is what keeps your Vault private: the key exists only on your device, and BZOTech has no copy.

  • If biometric unlock is turned on, try Face ID / Touch ID / fingerprint first.
  • After too many wrong PIN attempts, the Vault locks temporarily. Wait for the countdown and try again.
  • If you can't remember your PIN, the Vault can't be decrypted. Resetting it (or reinstalling the app) permanently erases the documents inside.

Tip: keep separate copies of essential documents somewhere safe. You can use Export PDF from a document in the Vault while you can still unlock it.

Unlock with your PIN, then turn biometric unlock off and on again in Settings → Security. If you recently added or changed fingerprints or Face ID on your device, the system may require your PIN once. See the step-by-step guide.

The Vault can only be opened on the device where you created it, because its encryption key never leaves that device. It is not synced to other devices, and restoring a phone backup on a new device won't unlock it. Export the documents you need before you switch phones.

Yes, when Hide from recent apps is turned on in Settings. While the Vault is unlocked, its content is hidden in the recent-apps preview. On Android, screenshots and screen recording are also blocked.

Ads & privacy

Ads keep DocuNeat free. We never show ads on the Vault, PIN, camera or purchase screens. Premium removes all ads.

Open Settings → Ad privacy choices. On iPhone you can also manage tracking in Settings → Privacy & Security → Tracking. On Android, go to Settings → Google → Ads.

Delete documents in the app and empty the Recycle Bin, or uninstall DocuNeat. Uninstalling permanently removes all data stored by the app on your device. For data held by our service providers (ads, purchases), email [email protected] with the subject "Privacy request".

Troubleshooting

Step-by-step guides

Quick fixes for the two most common requests.

Restore your Premium purchase

  1. 1

    Use the same store account

    Sign in with the Apple ID or Google account you used to buy Premium. Purchases cannot move between iOS and Android.

  2. 2

    Check the subscription is active

    iPhone: Settings → [your name] → Subscriptions. Android: Play Store → profile icon → Payments & subscriptions → Subscriptions.

  3. 3

    Tap "Restore purchase"

    Open DocuNeat → Settings → Premium and tap Restore purchase. Your purchase is verified securely with the store.

  4. 4

    Restart the app

    Close DocuNeat completely and reopen it. Ads disappear as soon as Premium is active.

Still not working? Email us your App Store or Google Play order number from your receipt email.

Email us

Fix biometric Vault unlock

  1. 1

    Unlock with your PIN

    Tap "Use PIN instead" on the Vault lock screen and enter your Vault PIN.

  2. 2

    Re-enable biometrics

    Go to Settings → Security, turn biometric unlock off, then on again, and confirm with Face ID, Touch ID or your fingerprint.

  3. 3

    Check device settings

    Make sure Face ID / fingerprint is set up in your phone settings and that DocuNeat is allowed to use it. Changing enrolled fingerprints or faces may require your PIN once.

  4. 4

    Too many attempts?

    After several failed attempts the Vault locks temporarily. Wait for the countdown, then try again with your PIN.

We can't recover a forgotten PIN: the key exists only on your device. Never send us your PIN.

Email us

Contact

Talk to a human

Email is the fastest way to reach the DocuNeat team. We usually reply within 2 business days.

[email protected]

To help us fix your issue faster, include:

  • Device model and OS version (e.g. iPhone 15, iOS 26 or Galaxy A06, Android 15)
  • DocuNeat version: Settings → About → Version
  • What you did, what you expected and what happened, with a screenshot if possible
  • For purchase issues, your App Store or Google Play order number

Never send us your Vault PIN, or photos of your ID cards or other private documents. We will never ask for them.

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