Comparison

USB Sharp vs BackupBOT

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • Portable wireless storage
  • File management
  • Multiple file upload
  • Encrypted archive extraction
  • Document reader
  • Photo viewer
  • Video player
Features
Read full description

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

About

BackupBOT

Effortlessly back up your entire photo album, including Live Photos and iCloud content, to an external drive. Stream music and videos without an internet connection, and manage files between your devices and computers.

Highlights
  • One-touch photo album backup
  • Live Photo and iCloud support
  • Direct recording with pause/resume
  • PC/Mac file transfer
  • Offline music and video playback
  • Read-only drive protection
Read full description

The BackupBOT app works with Storage+'s MFi certified BackupBOT OTG drive, which has been certified to work with all Apple “i” Devices (iPhone, iPad, iPod) utilizing the lightning port. The BackupBOT offers so many incredibly useful features, such as: • Quickly perform a complete back-up of your entire photo album with just one touch. o Supports Live Photo and burst photo. o Able to import and back-up all photos and videos stored in your iCloud storage for a complete back-up o Saves money eliminating the need for the costly monthly iCloud expanded storage fees. • Live Recording Plus – Able to take photos and videos directly to the BackupBOT: o Pause & Resume recording to maintain video continuity without stopping and restarting o Supports 4K recording o Switch between front and rear cameras during recording • Easily transfer files between PC/Mac computers and your iDevices. o Supports compression files such as Zip/7z/RAR formats, including any password protection used o Supports importing/sharing files from 3rd party apps, such as Line, Whatsapp, Facebook, Dropbox, WeChat, etc. o Support iOS Files app • Set the drive to read only / write protect o Prevent others from deleting or altering any content stored on the BackupBOT to ensure the safety and integrity of your personal photos, files, etc. • Enjoy your personal music and movie collections anytime without the need for an internet connection or using the limited memory on your iPhone, iPad, iPod. o Supports Hi-Resolution music playback, including FLAC and ALAC. o Supports most video formats for playback, and stores your video watch history to quickly continue playback from the last scene played. o Fully supports playing and recording H.265 videos. o Gesture control on video playback; fast forward, rewind, control volume and brightness just by tapping or swiping the screen • Plus many other convenient features that make the BackupBOT drive even more than just an extended flash storage for your iPhone, iPad, iPod. Intuitive file management The BackupBOT offers all the critical standard file operational functions. With its state of the art user interface, you can easily access your favorite files or continue working on your most recently opened file in one step. Your digital collection BackupBOT can be your extended digital library. With built-in media players, you can listen to your favorite music or watch your stored movies and video collections effortlessly. Storing these large files on the BackupBOT for easy playback means you won’t use up the limited storage memory on your iPhone, iPad, iPod. Plus, since you can access the BackupBOT without requiring the internet, it means you can play your music and movies while traveling on a plane or in locations that do not have internet connections. Why pay a monthly subscription for added cloud storage when the BackupBOT provides necessary added storage without charging a monthly fee like a cloud storage service. BackupBOT Camera You can record 4K videos and take photos using the built-in BackupBOT camera function. The videos and photos will be saved directly to the BackupBOT drive, saving precious memory and not occupying any memory on your iPhone, iPad, iPod. Even with all these great features, the Storage+ team promises to continue enhancing the app with more and more user-friendly features that will be released periodically in the future. Make sure you keep the App updated with the latest version for the latest features and benefits. Disclaimer: Due to restrictions set by Apple, this product may have limitations with older iOS devices.

Screenshots

USB Sharp2 screens
BackupBOT4 screens

Verdict

The call

The clearest difference is rating: BackupBOT at 5.0 against USB Sharp's 3.1. BackupBOT also leads on in-app purchases (none vs 6) and ads (none vs shown). USB Sharp's advantage is iOS requirement (13.0 vs 15.0). On price, ratings volume, update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. USB Sharp sells 6 one-off in-app purchases. BackupBOT asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

BackupBOT holds the better App Store score, 5.0 against 3.1. Both are backed by a comparable volume of ratings — 18 and 7 respectively.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

Scorecard5 real differences · 5 level
USB Sharp versus BackupBOT: the parameters behind the verdict, then further details
ParameterUSB SharpBackupBOT
PriceFreeFree
Rating3.1 (18 ratings)5.0 (7 ratings) — better
Positive reviews53.2% of reviews—
Number of ratings18 — better7
Update frequencyEvery 3 weeksEvery 3 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size55 MB192 MB
Age rating4+4+
Developer锦文 游Vinpower Inc

Customer experience

USB Sharp

All ratings18 ratings
Positive44.4%
Neutral11.1%
Negative44.4%
Written reviews111 reviews
Positive53.2%
Neutral6.3%
Negative40.5%

BackupBOT

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

6 purchases

USB Sharp

One-time6
  • Remove ads$0.99
  • Music Player$0.99
  • Dropbox$0.99
Show 3 more
  • Video Player$0.99
  • SkyDrive$0.99
  • Full Version$2.99
None

BackupBOT

No in-app purchases

Questions

Is USB Sharp free?
USB Sharp is free to download, with in-app purchases available.
Is BackupBOT free?
BackupBOT is free to download, with no in-app purchases.
Which has better reviews, USB Sharp or BackupBOT?
BackupBOT is rated higher. USB Sharp averages 3.1 out of 5 from 18 ratings, while BackupBOT averages 5.0 from 7 ratings.
Do USB Sharp or BackupBOT have ads?
USB Sharp shows ads; BackupBOT does not.
Which is updated more often, USB Sharp or BackupBOT?
USB Sharp ships an update every 3 weeks, and BackupBOT every 3 weeks. Most recently, USB Sharp was updated on September 21, 2026 and BackupBOT on September 11, 2026.

Other comparisons