USB Sharp vs Diaryin
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
USB Sharp
Transform your iPhone or iPad into a portable wireless storage disk for efficient file management. Upload multiple files via Chrome and Firefox, extract encrypted RAR archives, and organize documents, photos, and videos with ease.
- Portable wireless storage
- File management
- Multiple file upload
- Encrypted archive extraction
- Document reader
- Photo viewer
- Video player
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USB Sharp can turn your iPhone, ipad, ipod into a large Capacity, Portable and Wireless storage disk, Facilitate and efficient manage of your files! -------------------------------------------------------- V1.1.1 Updates 1. Chrome and Firefox Supported upload multiple files 2. Extract files from encryption .rar -------------------------------------------------------- V1.1.0 Updates ** Optimization pdf reader ** Support for importing videos/photos to Photo Library ** Support for exporting video from Photo Library -------------------------------------------------------- V1.0.4 Updates ** Search file(folder) name function added ** Picture Viewer Improved ** Unzip type added -------------------------------------------------------- V1.0.3 Updates New Features: ** add authentication for local login ** add authentication for wifi transfer ** Sorting by file size -------------------------------------------------------- V1.0.2 Updates * E-book reader (.epub) * Encryption folder, protect your files * Images thumbnail * Full screen view files Supported -------------------------------------------------------- V1.0.1 Updates * Open files in other applications specifically as follows: **** Facilitate and efficient manage files * Sorting by file name、create time and file type * View, copy, move, delete, rename, email, zip Compression and unzip files/folders * Extract all files from a compressed .zip file * Glide deleting function * Select all and DeSelect all * Transferring files by wifi and itunes file sharing * Email multiple files, folder Supported * Photo import Supported * Landscape mode supported * iPad-compatible **** Facilitate and efficient view files * Photo View, Zoom, move * Players, support mp3、m4a、aac and mp4 * Document reader, .pdf .rtf .rtfd .doc .docx etc * Multi-touch Supported, Zoom files * Bookmark supported, fast file location **** Facilitate and efficient edit plain files * Convert plain file encoding (Unicode,UTF-8 etc) * Plain file content copy, cut, paste and replace * External file copy and paste **** Add plain text(default encoding UTF-8), photos(from Camera) and folders **** Support Simplified Chinese and English USBSharp support list of file types: e-book: .epub Plain text: .txt Document: .pdf .csv .rtf .rtfd .doc .docx .xls .xlsx .ppt .pptx (office 2003 or later) Image: .png .jpg .jpeg .gif .bmp .xbm .tif .tiff Audio: .mp3 .m4a .aac Video: .mp4 .mov .m4v .3gp Web: .htm .html .xhtml Compressed: .zip .rar
Diaryin
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Diary Lite is a free online diary journal. You can use it to record daily diary, secret thoughts, journeys, moods, and any private moments. It is a journal app with pictures, that supports adding themes, stickers, font, etc. to make your personal diary journal more vivid and safe. Reasons for choosing Diary Lite - Safe and Private Journaling app - Always protecting you It is a personal diary. - Diary Lite sync and backup - Never lose memories Sync your private diaries or daily journals to the cloud via by account Google and Apple. - Stickers and mood tracking diary - Care about your mood status Various interesting stickers and emojis are updated continuously. Use them to express your feelings in your diary journal. Some moods are hard to describe with words in a diary, then you can choose mood diary symbols. Add your diary mood when you start writing private journals, and you can review your mood changes through the calendar. We wish you feel happy in your daily diary. Actually, keeping daily journals can also be a kind of joy. - Diary Lite is a free digital diary journal. You can write your secret diary at any time, anywhere, as long as you like. We will always be with you and listen to you. Thanks for using Diary Lite Journal. If you like this free diary with lock app, please give us 5 stars.
Screenshots
Verdict
The clearest difference is in-app purchases: Diaryin at none against USB Sharp's 6. Diaryin also leads on ads (none vs shown). USB Sharp's advantage is update cadence (every 3 weeks vs every 3 months). On price, device support and iOS requirement 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 Sharp sells 6 one-off in-app purchases. Diaryin asks for nothing beyond the download.
USB Sharp ships an update every 3 weeks, Diaryin every 3 months. The most recent releases landed on September 21, 2026 and December 17, 2025 respectively.
| Parameter | USB Sharp | Diaryin |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (18 ratings) — better | — |
| Positive reviews | 53.2% of reviews | — |
| Number of ratings | 18 — better | — |
| Update frequency | Every 3 weeks — better | Every 3 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 55 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | 锦文 游 | TRAN PHU |
In-app purchases
USB Sharp
- Remove ads$0.99
- Music Player$0.99
- Dropbox$0.99
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- Video Player$0.99
- SkyDrive$0.99
- Full Version$2.99
Diaryin
No in-app purchases









