USB Disk SE, File Manager vs ChattyDOC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
USB Disk SE, File Manager
This app allows you to store, view, and manage documents on your iPhone and iPad. It offers a built-in viewer, easy file transfers via iTunes, and integration with cloud storage services. Enjoy a simple interface with powerful features for organizing and accessing your files.
- Cloud storage integration (Dropbox, Google Drive, OneDrive, Box)
- Store and view files on iPhone/iPod
- Intuitive swipe navigation
- File preview with thumbnails
- Copy, paste, cut, delete, and create files
- Email documents
- USB file transfers
Read full descriptionHide full description
USB Disk lets you store, view and manage documents on your iPhone and iPad. It has an amazing built in document viewer and is very easy to use, with a simple and intuitive interface, yet it contains many powerful features. Drag and drop files in iTunes to transfer them to your iPhone / iPad, then view them anywhere! TUAW - "USB Disk is [...] a nicely designed one." Lifehacker - "The Best. USB Disk for iOS gives you a fast and easy way to transfer documents and images to your device." Apple - "New and Noteworthy" TOP REASONS TO BUY • Access Dropbox, Google Drive, OneDrive and Box. • Store and view files on your iPhone / iPod. • Navigate using swipes (like Photos / iBooks app). • Thumbnails let you preview your files. • Copy, paste, cut, delete and create files. MORE FEATURES • View and download email attachments. • Full screen file viewer. • USB file transfers. • Background audio. • Slideshow with adjustable delay. • Fast scrolling, page up/down functionalities. • Email your documents. SUPPORTED FILE TYPES • PDF files. • MS Office documents. • iWork documents. • Pictures (jpg, png, gif, ...). • eBooks (pdf, ePub, html, txt, ...). • Comics (cbr, cbz, pdf, ...). • Audio files (mp3, m4a, wav,...). • Video files (m4v, mov, avi, mkv, ...). UPDATES Buy now and get free updates. SUBSCRIPTION All features listed above can be used without an in app purchase. Some advanced features require an active subscription. These include: • Open and create zip files. • Adjust the audio mixer, use shuffle and repeat. • Access the device's photos library. • Protect the access to the app or specific files and folders with lock codes. • Access WebDAV and FTP servers. You can also configure SharePoint connections. • Edit simple text files. Also annotate PDF files. • Present files on external screens. Duration and price of each subscription are displayed in our storefront. All subscription costs will be charged to your Apple ID account, starting at the confirmation of purchase. Subscription automatically renews unless it is canceled at least 24 hours before the end of the subscription period. Your account will be charged for renewal within 24 hours prior to the end of the subscription period. It is not possible to cancel a subscription period once you have been charged for it. Any unused portion of a free trial period is forfeited as soon as a subscription is purchased. You can manage subscriptions and disable auto renewal by going to your account settings on the App Store after purchase. Terms of Service: https://imesart.com/legal/terms-of-service.php
ChattyDOC
Read full descriptionHide full description
Turn scans, receipts, forms, and PDFs into organized, searchable text. ChattyDOC combines on-device Vision processing with optional connected extraction for complex layouts. You decide when connected AI is used. CAPTURE AND IMPORT - Scan documents with the camera - Import images and PDFs - Add multiple files in one capture session EXTRACT AND ORGANIZE - Convert document images into editable text - Detect document categories, keywords, and key details - Build Smart Collections with date, category, quality, and confidence rules - Archive documents without permanently deleting them WORK WITH YOUR DOCUMENTS - Search extracted text - Chat with selected documents and review citations - Export as PDF, Markdown, JSON, HTML, or plain text - Sync documents across your signed-in Apple devices APPLE WATCH COMPANION - See recent documents and processing status from your wrist - Ask questions using on-device intelligence on your paired iPhone when available - Capture voice notes and archive or restore documents - Continue on iPhone for scans, exports, and full document workflows PRIVACY-FIRST CONTROLS - On-device processing is preferred when available - Connected extraction is optional and clearly identified - No advertising tracking - Camera and photo access are requested only when you use those features FREE USAGE - Process up to 10 documents per month - Create up to 3 exports per month An optional weekly or yearly subscription unlocks unlimited documents, AI usage, document chat, and advanced exports. Available introductory offers are shown by the App Store before purchase. Subscriptions renew automatically unless cancelled through your Apple account settings. Restore Purchases is available in the app. Terms: https://aiocr-nine.vercel.app/terms Privacy: https://aiocr-nine.vercel.app/privacy Support: https://aiocr-nine.vercel.app/support
Screenshots
Verdict
The clearest difference is ads: ChattyDOC at none against USB Disk SE, File Manager's shown. ChattyDOC also leads on update cadence (every 6 days vs every 3 months). USB Disk SE, File Manager's advantage is iOS requirement (16.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. USB Disk SE, File Manager sells 4 in-app purchases, starting at $1.99 per 7 days and ChattyDOC sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.
USB Disk SE, File Manager ships an update every 3 months, ChattyDOC every 6 days. Both last shipped on October 16, 2026.
| Parameter | USB Disk SE, File Manager | ChattyDOC |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (846 ratings) — better | — |
| Positive reviews | 76.3% of reviews | — |
| Number of ratings | 846 — better | — |
| Update frequency | Every 3 months | Every 6 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Apple TV, Apple Watch — better | iPhone, iPad, Apple Watch |
| Requires iOS | 16.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 224 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | Imesart S.a.r.l. | Ayman Hamak |
Bugs and requests
USB Disk SE, File Manager
Reported bugs
3 issues- Crashes when opening certain file types
- Syncing issues with iTunes
- Compatibility problems with newer iOS versions
Requested features
4 requests- Ability to edit documents within the app
- Improved file management with folders and renaming
- Support for more file types
- Wireless file transfer without iTunes
ChattyDOC
Not enough reviews yet to summarise bugs or requests.
In-app purchases
USB Disk SE, File Manager
- USB Disk Pro Weekly$1.997 Days
- USB Disk Pro Monthly7 Days trial$4.991 Month
- USB Disk Pro Half Yearly14 Days trial$19.996 Months
Show 1 moreShow fewer
- USB Disk Pro Yearly1 Month trial$39.991 Year
ChattyDOC
- AI Capture Pro Weekly$4.997 Days
- AI Capture Pro Yearly3 Days trial$99.991 Year
Questions
Is USB Disk SE, File Manager free?
Is ChattyDOC free?
Do USB Disk SE, File Manager or ChattyDOC have ads?
Which is updated more often, USB Disk SE, File Manager or ChattyDOC?
Other comparisons















