# UD

> UD (iPhone/iPad app by HIKUTAS, Inc..)

- Source: https://appshunter.io/ios/app/ud/id1454147581 (this page in markdown: same URL + `.md`)
- Developer: [HIKUTAS, Inc.](https://appshunter.io/developer/1454147580)
- Category: Utilities
- Price: Free
- Age rating: 17+
- Requires: iOS 10.0 · 61 MB
- Languages: English, Japanese
- Released: 2019-02-28
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/ud/id1454147581/reviews.md

## What is UD?

Browser with "comment" feature.

UD("UpDown") integrates comments feature to the existing web world. At any page you browse, you can note your own comments.

Features
  - browse web
  - bookmark
  - history
  - tab
  - search / live search
  - quick search
  - dark theme / light theme
  - post comments
  - view comments (page comments)

From version 1.3.0, following features are not available anymore.
  - SNS (follow users / hashtags)
  - ranking (user, comment and hashtag rankings)
  - user comments
  - like / dislike to user
  - report spam
  - user score
  - hashtag(#) and mention(@)
  - login / register
  - manage account

If you have any request about a function, please just send us feedback.
We'll keep on improving!!
Please share UD with hashtag #UD or #UpDown!

Privacy Policy
 - https://up-down.app/p/privacy

Terms of service
 - https://up-down.app/p/terms


## Version history (last 1 release)

### 1.3.0 — 2019-09-18

Following features were removed in new version:
  - SNS (follow users / hashtags)
  - ranking (user, comment and hashtag rankings)
  - user comments
  - like / dislike to user
  - report spam
  - user score
  - hashtag(#) and mention(@)
  - login / register
  - manage account
With these change, UD can be used for local use only.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*