Comparison

SL Udisk vs Usb Transfer

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

Head to head
About

SL Udisk

Expand your iOS device's storage with this portable flash drive. Seamlessly transfer, view, and manage files between your iOS devices and computers without needing Wi-Fi or a network signal. It offers file encryption and contact backup for added security and convenience.

Highlights
  • Two-way storage between iOS and MAC/PC
  • No Wi-Fi or network signal required
  • Seamless file transfer, viewing, and sharing
  • Organize, edit, and manage files
  • Play music and videos directly from the drive
  • File encryption
  • Contacts backup and restore
Features
Read full description

The SL Udisk is the ultimate solution for memory expansion on iOS device. It's provides two-way storage between iOS and MAC/PC without Wi-Fi, network signal or battery power. Compatible with virtually all devices featuring a Lightning connector, this ultra-slim and fast flash drive enables users to seamlessly transfer, view and share documents, images, video and audio files between a multitude of gadgets. Organize, edit and manage files across multiple platforms, including iPad, iPhone and more. Play music and videos directly from the freeing up space on your devices. Other features include file encryption, contacts backup-restore. Whether traveling by airplane for a business trip, stuck in a remote location without reception, or wanting to share photos and videos of a recent vacation, SL Udisk fits perfectly into any lifestyle.

About

Usb Transfer

Features
Read full description

USB Transfer-Phone File – Your on-the-go transfer assistant Direct web transmission supports multi-person collaboration, mobile phone turns into a USB flash drive in seconds to achieve free transmission across devices, encrypted transmission, local transmission, privacy and security, batch sharing and intelligent file management, comprehensively improving efficiency and convenience. --Highlights-- 1. Direct web transmission, minimalist operation: no need to install software or log in to the account, you can use it by opening the browser, and the operation is simple and fast. 2. Mobile phone turns into a USB flash drive in seconds: transfer files through your mobile phone anytime, anywhere, break device restrictions, and make file sharing more free. 3. Browser web transfer: Upload and download files directly through the web page, say goodbye to cumbersome software installation. 4. Online preview: Support online preview of files, you can view the content without downloading, saving time and traffic. 5. One-time sharing of multiple files: Support batch upload and share of multiple files to improve transfer efficiency. 6. File classification management: Intelligently classify files, easy to find and manage, and keep documents organized. 7. Security guarantee: support encrypted transmission and LAN operation, higher privacy. The webpage is temporarily authorized to log in, no need to log in to any account, and there is no need to worry about account theft or privacy leakage in unfamiliar environments. Terms of Use: https://cms.fuguizhukj.cn/article/detail/usbiosgnzdxfxy.html Privacy Policy: https://cms.fuguizhukj.cn/article/detail/cyupgggnyszc.html USB Transfer-Phone File, redefines the way files are transferred, providing you with a more convenient and efficient file sharing experience!

Screenshots

SL Udisk1 screens
Usb Transfer4 screens

Verdict

The call

The clearest difference is in-app purchases: SL Udisk at none against Usb Transfer's 3. SL Udisk also leads on iOS requirement (8.0 vs 13.0). On price, update cadence, ads 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 Transfer sells 3 in-app purchases, starting at $2.99 per month. SL Udisk asks for nothing beyond the download.

UpkeepUpdate frequency

SL Udisk ships an update every 6 weeks, Usb Transfer every 3 weeks. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

Scorecard2 real differences · 8 level
SL Udisk versus Usb Transfer: the parameters behind the verdict, then further details
ParameterSL UdiskUsb Transfer
PriceFreeFree
Rating4.0 (2 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS8.0 — better13.0
Further details — not scored
Size25 MB89 MB
Age rating4+17+
DeveloperShenzhen Shiling Digital Technology.co., LtdChangsha Fugui Bamboo Network Technology Co., Ltd.

In-app purchases

None

SL Udisk

No in-app purchases

3 purchases

Usb Transfer

Subscriptions3
  • 月会员$2.991 Month
  • 季会员$3.993 Months
  • 年会员$9.991 Year

Questions

Is SL Udisk free?
SL Udisk is free to download, with no in-app purchases.
Is Usb Transfer free?
Usb Transfer is free to download, with in-app purchases available.
Do SL Udisk or Usb Transfer have ads?
Neither SL Udisk nor Usb Transfer shows ads.
Which is updated more often, SL Udisk or Usb Transfer?
SL Udisk ships an update every 6 weeks, and Usb Transfer every 3 weeks. Most recently, SL Udisk was updated on October 9, 2026 and Usb Transfer on October 18, 2026.

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