USB Sharp vs Ruby Wireless Sensor
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
Ruby Wireless Sensor
Connect to a compact wireless sensor to monitor mechanical structures. View real-time vibration data and manage the device via Bluetooth.
- Connect via Bluetooth
- Manage wireless sensors
- View real-time vibration data
- Monitor mechanical structures
- Ultracompact device integration
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The Ruby wireless sensor is a battery powered, ultracompact device that measures vibration signals in acceleration quantity on mechanical structures. This app allows users to connect to Ruby sensors via Bluetooth to manage the device and view RMS in real-time.
Screenshots
Verdict
The clearest difference is rating: Ruby Wireless Sensor at 5.0 against USB Sharp's 3.1. Ruby Wireless Sensor also leads on in-app purchases (none vs 6) and ads (none vs shown). USB Sharp's advantage is ratings volume (18 vs 1). On price, update cadence, 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. Ruby Wireless Sensor asks for nothing beyond the download.
Ruby Wireless Sensor holds the better App Store score, 5.0 against 3.1. That said, the two scores are not equally well evidenced: USB Sharp has 18 ratings behind it against 1, so its average is the more settled of the two.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 21, 2026 and June 11, 2026 respectively.
| Parameter | USB Sharp | Ruby Wireless Sensor |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (18 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 53.2% of reviews | — |
| Number of ratings | 18 — better | 1 |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 14.2 |
| Further details — not scored | ||
| Size | 55 MB | 76 MB |
| Age rating | 4+ | 4+ |
| Developer | 锦文 游 | Crystal Instruments Corporation |
Customer experience
USB Sharp
Ruby Wireless Sensor
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
Ruby Wireless Sensor
No in-app purchases
Questions
Is USB Sharp free?
Is Ruby Wireless Sensor free?
Which has better reviews, USB Sharp or Ruby Wireless Sensor?
Do USB Sharp or Ruby Wireless Sensor have ads?
Which is updated more often, USB Sharp or Ruby Wireless Sensor?
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