Help
Support
DocuStack is published by SOLTO Apps. Write to info@soltoapps.top and include your phone model and app version if something fails.
Which files open?
PDF, DOCX, PPTX, XLSX, TXT, and common images. PDFs open in the full viewer. Word, Excel, and PowerPoint open in native editors on the phone.
Where are my files?
In private app storage on that phone. DocuStack does not upload them and does not use an internet permission. Use Share when you want a copy somewhere else.
How does Scan document work?
Capture with the camera or choose photos from the library. Crop freely, apply filters to all pages or one page, then export as PDF, JPEG, or PNG. Finished files show in green with Open.
How does OCR work?
Pick a photo or PDF. Text is read on the device. Select a portion, then Copy, Share, Select all, Save TXT, or Export DOCX.
What tools are available?
Home has Merge, Split, Compress, and Images to PDF. The Tools tab adds PDF to Word, Word to PDF, PowerPoint to PDF, and Excel to PDF.
Can I undo a delete?
Yes. Deleted files sit in the recycler until you restore them or empty the bin.
How do I switch theme?
In the app, Settings offers System, Dark, and Light. On this site, use the theme control in the header.