Comparison

U vs Folder

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

Head to head
About

U

Manage documents stored on u-nas and other FTP/WebDAV servers. Download files to your device, upload files in reverse, and perform local file operations like editing and deleting. Requires U-NAS for full functionality.

Highlights
  • Manage FTP and WebDAV servers
  • Download files to mobile device
  • Upload files from mobile device
  • Edit local files
  • Delete local files
  • Manage multiple server devices
Features
Read full description

U-file is an application for managing documents stored on u-nas and other FTP and WebDAV servers. It can download files from the server to the mobile device, and upload files in reverse. It supports the opening, moving, editing and deleting of local files, and supports the management of multiple server devices at the same time. U-NAS installed and operated is required to achieve full functionality. Notice: continuous operation of GPS in the background may affect operation duration and reduce battery function. Please use with caution.

About

Folder

Securely manage and encrypt your private photos, videos, and documents. Access files from cloud drives, play various media formats, and cast videos to your TV. Protect your data with password security.

Highlights
  • Local file management
  • Cloud drive integration
  • Media playback (video/audio)
  • File encryption
  • Password security
  • Cast videos to TV (DLNA)
Features
Read full description

【Folder】 is a powerful local resource file management tool that not only supports previewing and editing of various documents, but also can encrypt and store private files such as photos and videos. 【• Easily manage files in cloud drive】 【• Easily manage files in iPhone 】 【• Play video and audio files in various formats】 【• Upload mobile photos to cloud drive】 【• Download files from cloud drive】 【• Cast Videos to TV with DLNA】 【• Password can be set to ensure security】 【Subscription Service】 1. Subscription service: monthly subscription (1 month), annual subscription (12 months). 2. Subscription price: subject to IAP application information. 3. Payment: The subscription can be managed by the user, and the user confirms the purchase and makes the payment and credits to the iTunes account. 4. Renewal: Apple’s iTunes account will be deducted within 24 hours before expiration. After the deduction is successful, the subscription period will be extended by one subscription period. 5. Cancel renewal: If you need to cancel the subscription, please open the "Settings" of your iPhone --> enter "iTunes Store and App Store" --> click on "Apple ID", select "View Apple ID", and enter "Account Settings" On the page, click "Subscribe" and select to cancel the subscription. If the subscription is not closed at least 24 hours before the end of the subscription period, the subscription will be automatically renewed. 6. User agreement: https://kumamon7074.github.io/app.github.io/zh/terms 7. Privacy agreement: https://kumamon7074.github.io/app.github.io/zh/privacy

Screenshots

U4 screens
Folder4 screens

Verdict

The call

The clearest difference is in-app purchases: U at none against Folder's 3. U also leads on ads (none vs shown) and rating (5.0 vs 4.7). Folder's advantage is ratings volume (7 vs 1). On price, 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. Folder sells 3 in-app purchases, starting at $0.99 per month. U asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

U holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Folder has 7 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

U ships an update fortnightly, Folder every 9 days. The most recent releases landed on September 8, 2026 and September 21, 2026 respectively.

Scorecard6 real differences · 4 level
U versus Folder: the parameters behind the verdict, then further details
ParameterUFolder
PriceFreeFree
Rating5.0 (1 ratings) — better4.7 (7 ratings)
Positive reviews—66.7% of reviews
Number of ratings17 — better
Update frequencyFortnightlyEvery 9 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.2 — better14.1
Further details — not scored
Size96 MB77 MB
Age rating17+4+
DeveloperNingbo Wanyou Electronic Technology Co., Ltd.荣 周

Customer experience

U

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Folder

All ratings7 ratings
Positive85.7%
Neutral14.3%
Negative0.0%
Written reviews3 reviews
Positive66.7%
Neutral33.3%
Negative0.0%

In-app purchases

None

U

No in-app purchases

3 purchases

Folder

Subscriptions2
  • Monthly Subscription$0.991 Month
  • Yearly$7.491 Year
One-time1
  • Buyout$9.99

Questions

Is U free?
U is free to download, with no in-app purchases.
Is Folder free?
Folder is free to download, with in-app purchases available.
Which has better reviews, U or Folder?
U is rated higher. U averages 5.0 out of 5 from 1 ratings, while Folder averages 4.7 from 7 ratings.
Do U or Folder have ads?
Folder shows ads; U does not.
Which is updated more often, U or Folder?
U ships an update fortnightly, and Folder every 9 days. Most recently, U was updated on September 8, 2026 and Folder on September 21, 2026.

Other comparisons