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Android app privacy

PostStudio Privacy Policy

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This policy covers PostStudio: AI Photo & Collage for Android (com.aistudio.poststudio), operated by MICROTECH IT SOLUTIONS AND SERVICESunder the Microtech Works brand in India. It does not cover the separate PostStudio Video app.

It includes the advertising, editing and recovery features prepared for version 2.1.0. Feature availability depends on your installed version. Core editing does not require an account.

This is the updated policy copy hosted by Microtech Works. The app and Google Play currently link tothe existing Google Sites policy page.

1. Photos, camera and editing

You choose which photos to open through Android's photo picker, gallery or camera. Camera access is used when you choose to take a photo; you can decline or revoke permissions in Android settings. PostStudio uses selected images to provide editing, collages, carousels, background cutouts, local noise reduction and sharpening.

Normal photo editing and installed optional AI models run on your device. PostStudio does not send your selected photos, editable masks, projects or custom fonts to our servers or pass them to AdMob for ad targeting. The app does not request access to your contacts, microphone or precise device location.

Optional downloadable AI packs provide people/pet/product cutouts, face detection and blur, learned photo upscaling, object erasing and sky selection. Processing runs on your device after the required packs are installed; downloading or using a pack does not upload your selected photos, masks or projects. To download a pack, the app connects to Google-hosted model storage, Hugging Face, GitHub model storage or jsDelivr (the shared ONNX Runtime engine). Those hosts receive normal download request information, including your IP address and connection metadata. The app stores pack versions, partial download bytes and verification records privately on your device. Android may continue or retry these downloads in the background. You can pause, resume or delete packs in Settings without deleting projects; deleting a pack disables its tools until it is downloaded again. Large downloads recommend Wi-Fi and offer a mobile-data choice. Device RAM, available memory, temperature and free storage are checked locally for safety. An interrupted tool keeps a local recovery marker linked to its saved draft. These checks and markers are not uploaded to our servers.

App language preferences and backup-reminder times are stored locally. Interface translations are bundled with the app; changing language does not upload or translate your photos, project names or design text through a translation service. Optional download notifications show AI-pack names, progress and pause/resume actions. Android notification permission is requested only when you enable that option; downloads remain available if permission is denied.

2. What stays in local app storage

The app stores projects, photo sources and previews, cutout masks, recent assets, templates, custom fonts, saved looks, text styles, brand colors and logos, favorites and preferences in local app storage. Undo history is kept in memory during editing. Automatic recovery checkpoints keep earlier saves locally, with up to 12 versions per project and a shared 64 MiB limit; older checkpoints can be removed to stay within that limit.

Batch sources and results are held in temporary local storage and are cleared when you reset or leave the batch; leftover scratch files older than 24 hours are cleaned on a later batch visit. Local drafts and versions are not an independent cloud backup. Removing the app or clearing its data can remove them.

Manual standard library backups support up to 32 MB. The optional large-library archive supports up to 256 MB, with bounded individual records, local integrity checks and validation before restore. Restores create project/template copies; personal styles can be replaced after confirmation. A prepared backup must be saved outside the app to protect it from uninstall or app-data clearing. Temporary sharing files, including incomplete staged archives, are stored in app cache and cleaned after 24 hours during a later sharing operation.

3. Exports, backup files and sharing

Saving an image writes a rendered copy to your gallery. On supported Android versions, prepared image files are stored privately while Android finishes the gallery save, including after you leave the editor. Successfully saved prepared files are removed. Failed files can be retained for retry, with a 64 MiB queue limit and cleanup on a later app startup after seven days unless recently retried or still active.

Rendered JPEG, PNG and WebP exports do not retain the source photo's original EXIF/GPS metadata. Editable project and library backups can contain personal photos, original image sources, masks, custom fonts, templates and brand assets. API keys and diagnostic history are excluded from these manual backup files. Store backups privately and share them only with people or storage services you trust.

When you explicitly share an export, ZIP, backup or diagnostic report, the destination app or service you select receives that file and applies its own privacy practices. Temporary sharing copies may remain in the app cache for recipients to read; copies older than 24 hours are cleaned on a later sharing/export operation. Files already saved to your gallery or another service are not removed when you delete an app project.

Separately, Android or your device provider may back up or restore app data depending on your device and backup settings. Downloaded AI packs are excluded from the configured Android app-backup and device-transfer rules and can be downloaded again. Those services are controlled by your operating system/provider, not by PostStudio's manual backup feature.

4. Google AdMob advertising

PostStudio uses the Google Mobile Ads SDK (AdMob) to support free use. Supported formats include banners, interstitials, app-open ads on eligible returns to the app, and optional rewarded ads. App-open ads are shown inside the app, not over the Android lock screen. Choosing a rewarded ad is optional.

Google and its advertising partners may collect or receive information such as your IP address and approximate location inferred from it, advertising/device or other identifiers where available, app and ad interactions, and diagnostic, performance and fraud-prevention data. These are used to deliver and measure ads, prevent abuse, and personalize ads where permitted by your choices and applicable law. Advertising can involve processing outside your country.

Read Google's Privacy Policy,how Google uses information for advertising, and the Mobile Ads SDK data disclosure. Advertising SDK data processing is separate from local photo editing.

5. Consent and advertising choices

The app uses Google's User Messaging Platform (UMP) to refresh consent information and display applicable privacy messages. Ad requests are gated by UMP's permission to request ads. Applicable legal requirements, your region, consent status and device settings affect the ads that may be served.

Where required, open Settings → Advertising & privacy → Ad privacy choices to review or change your choice. You can also manage advertising ID and ad privacy controls in Android settings where supported. Changing ad choices does not delete your projects. Privacy messages and available options can vary by region and app version.

6. Optional online caption generation

If you supply your own Google Gemini API key and request online captions, the app sends your entered theme and caption-generation instructions directly to Google's Gemini API, authenticated with your key. The caption request does not include your photo, project file or cutout mask. Google also processes the normal connection/request information described in its terms.

Your key is kept in the app's local preferences so you do not have to enter it repeatedly; you can remove it in Settings. It is not an encrypted credential vault. PostStudio does not embed a shared publisher API key or send your key to our own servers. Gemini usage is subject to your Google account, quota andGemini API terms. Without a configured key, built-in sample captions remain available.

7. Optional external sample images

Some collage sample-photo features can retrieve images from Unsplash. When an external sample image is requested, that image host receives normal request information, such as an IP address. Your own selected photo is not uploaded as part of that download. See the Unsplash Privacy Policy. Bundled fonts, original vector designs and on-device editing do not require uploading your content.

8. Diagnostics and advertising estimates

Keep diagnostic history is optional and off by default. When enabled, the app retains up to 100 recent operation/error codes, timestamps and bounded counts locally. These records exclude photos, project names, API keys, raw error messages and stack traces. You can turn the option off, clear the history or explicitly save/share a report from Settings.

AdMob paid-impression callbacks also produce bounded local daily revenue estimates, grouped by ad format, currency and SDK estimate precision in a rolling 30-day window; older entries are discarded when new paid impressions are processed. These aggregates do not contain user identifiers or ad-response payloads, and test ads do not contribute earnings. An explicitly exported diagnostic report can include available aggregates. Estimates are not finalized payouts.

The app does not automatically upload these local diagnostics or revenue aggregates to a centralized analytics or crash-reporting service. AdMob itself may collect SDK diagnostic and measurement data as described above, independently of PostStudio's optional local history setting.

9. Retention, deletion and your choices

Keep projects, templates and personal assets only as long as you need them. Use the app's controls to remove saved projects, templates, fonts or other personal assets where available; deleting a project also removes its local recovery versions. Clear cached assets and diagnostic history from Settings. Remove a configured Gemini key in Settings, or clear the app's data in Android settings to remove its local data.

Delete exported gallery files, backup copies and shared files separately at their destinations. Review Android backup settings if you also want to remove provider-managed copies. Retention of information processed by Google, Unsplash or a destination you choose follows that provider's policies and your available controls.

Depending on where you live, applicable law may give you rights to access, correct or delete personal information, restrict or object to processing, or withdraw consent. Contact us about data we control. Because normal projects stay in your local app storage, we cannot retrieve or remotely delete those device files for you.

10. Children and security

PostStudio is a general-purpose creator tool, not a service directed at children under 13. Do not send a child's personal information through online captions or support enquiries. A parent or guardian with concerns about personal information can contact us using the details below.

We use device access controls and encrypted HTTPS connections for the network services used by the app. No storage or transmission method can guarantee complete security. Protect your device, API key and exported backups, especially where original photo sources or personal branding are included.

11. Contact and policy updates

For privacy questions, contact MICROTECH IT SOLUTIONS AND SERVICES, India, atcontact@microtechworks.com or use ourContact page. Support messages contain the information you choose to send; avoid including photos, backups or API keys unless necessary for your enquiry.

We update this policy when the app's data practices change and publish the revision date on this page. The website privacy notice separately explains hosting and the website enquiry form.