Sleipnir Mobile
Make your searches worth it.
Free
Make your searches worth it. Sleipnir Mobile — the web browser that helps you explore, collect, and keep what matters.
Clip and collect what you care about.
Sleipnir Mobile comes with Scrapbooks — a new way to save what you find online. With a single tap, clip the part of a page that caught your eye and keep it beautifully organized for later.
Scroll through tabs faster than ever.
Even with hundreds of tabs open, you can glide through them effortlessly and find what you need in seconds.
Once you swipe, you’ll never go back.
With Sleipnir Mobile’s smooth gestures, just swipe to close tabs or go back — no tiny buttons, no hesitation, just flow.
Always something new to discover.
Sleipnir Mobile checks your favorite sites and brings fresh updates every time you open the app. Your daily browsing, refreshed.
Key Features:
* Scrapbooks: Clip and organize what you find with a single tap.
* Thumbroll: Scroll to switch between tabs instantly.
* FlickWipe: Flick down to close tabs in a flash.
* Hold And Go: Long-press links to open them in the background.
* Gestures: Close, refresh, or restore tabs with intuitive motions.
* Site Updates: Discover new content just by opening the app.
* Tab Groups: Organize tabs by topic or purpose.
* Smart Search: Highlight text to search instantly.
* Quick Search: Access your favorite sites in a tap.
Found an issue? Contact us via “App Support” on this page.
more Setting user agent is not working on iPhone
Setting user agent is not working on iPhone
Fixed reported issues and improved stability.
- Fixed an issue where closing tabs could take longer than expected
- Fixed an issue where the homepage did not open when adding a new tab
- Fixed an issue where some websites were not displayed correctly
- Fixed an issue where the search field was hidden by the keyboard
- Fixed an issue where gesture settings were not being applied
- Fixed an issue where gesture indicators would sometimes remain on the screen
- Fixed an issue where images could not be saved
- Fixed an issue where websites could not access the microphone
- Fixed an issue where websites could not access the camera
- Fixed an issue where websites could not access location information
- Other minor fixes and improvements
5.0.4 24/12/2025
Fixed reported issues and improved stability.
- Resolved an issue where data migration from previous versions could take longer than expected
- Fixed an issue where saved passwords from previous versions were not available
- Fixed an issue where phone calls could not be made from web pages
- Fixed an issue where videos might play unexpectedly on certain websites
- Fixed an issue where the homepage could not be set
- You can change it from [Settings] > [Advanced] > [Launch and Close] > [Homepage]
- Improved support for opening certain apps from Sleipnir
- Other minor fixes and improvements
5.0.3 11/11/2025
You can now choose the screen that opens at startup.
- Startup screen setting: Option to resume from the last viewed page.
- Added a Bookmarks button to the Usual Sites screen.
- Improved performance when closing tabs.
- New tab gesture now opens the search screen.
- Fixed an issue where login might fail on certain sites.
- Fixed an issue where tab order was not preserved during data migration.
5.0.2 27/10/2025
Improved data migration reliability in long-term use environments
- Fixed a crash that could occur when migrating data in environments with a large amount of accumulated history over long-term use.
5.0.1 15/10/2025
A refreshed design with Scrapbooks and even faster tabs.
Experience a completely reimagined Sleipnir Mobile.
* Scrapbooks: Clip and organize what you find with a single tap.
* Thumbroll: Scroll to switch between tabs instantly.
* New browsing style: Move seamlessly between browsing and collecting — making every search count.
* New design: Every feature has been refined and modernized for today.
* Now supports Liquid Glass: Optimized for the iOS 26 look and feel.
Some features from previous versions are planned for future updates, including:
In-page search, widgets, opening or searching from other apps, shortcuts, downloads, history and more.
5.0 15/10/2025
Fixed reported issues and increased stability.
- Fixed a crash when saving WebP images
- Adjusted update check behavior
- Other minor fixes and improvements
4.15.1 02/07/2025
Organized the layout of the search screen.
- Displayed input assistance features on the search screen more compactly
- Organized the layout of suggestions and search services on the search screen
- Fixed an issue that caused "Open/Search in Sleipnir" to not work
- Fixed an issue that caused Hold And Go to not function under certain conditions
- Fixed an issue that prevented pages selected in the widget from opening
- Fixed an issue that resulted in copied text from the search field becoming a URL
- Fixed an issue that prevented bookmarks from being displayed from the Quick Action Menu
- Fixed an issue that prevented QR codes from being scanned from the Quick Action Menu
- Fixed an issue where certain string patterns, such as decimals or dates, could not be searched
- Fixed an issue where suggestions did not appear in iOS 16
- Other minor fixes and improvements
4.15 24/12/2024
Fixed reported issues and increased stability.
- Fixed an issue that prevented searching from the editing options when selecting text
- Other minor fixes and improvements
4.14.6 22/11/2024
Fixed reported issues and increased stability.
- Updated widgets to support the new iOS 18 appearance
- Tapping on Hot Searches shows search results from the past 24 hours
- Fixed an issue where web page scrolling would become slow under certain conditions
- Changed Amazon searches to open in Sleipnir instead of the app
- Changed supported OS to iOS 16 or later
- Other minor fixes and improvements
4.14.5 21/11/2024
Fixed reported issues and increased stability.
- Changed PR's search service to always be displayed (only regular edition)
- Fixed an issue where “Clear Website Data” did not delete cookies
- Fixed an issue where “Paste and Search” search keywords were not being saved
- Improved ad blocking
- Other minor fixes and improvements
4.14.4 07/08/2024
The tab restore gesture can now be repeated to restore any number of closed tabs.
- Restore any number of closed tabs using the restore gesture
- Back/forward history is also restored when tabs are restored
- Fixed an issue where editing options were sometimes not displayed when selecting text
- Fixed an issue where the screen would not close after tapping "Copy address" in the search screen
- Fixed an issue where tab groups could not be switched using shortcuts
- Added tactile feedback when protecting tabs
- Improved options when closing all tabs
- Fixed an issue where choices were not displayed correctly in basic authentication
- Fixed an issue where the app would crash on certain pages
- Fixed an issue where search keywords were not saved when using the search service
- Changed supported OS to iOS 15 or later
- Revised Terms of Use (changed third-party license in Article 20 to Appendix)
- Other minor fixes and improvements
4.14.3 30/05/2024
Fixed reported issues and increased stability.
- Changed the design of the search screen
- Changed Amazon search to open in the application (only regular edition)
- Added "PR" indication on the search screen for search services that use third-party advertising services
- Added search service settings to the regular version
- Fixed crash when searching with text selected
- Fixed an issue where the search service selection status is initialized
- Fixed crash when searching in certain language settings
- Other minor fixes and improvements
4.14.2 21/12/2023
Fixed reported issues and increased stability.
- Changed default search engine to Sleipnir Start (Japanese only)
- Other minor fixes and improvements
4.14.1 04/12/2023
Supported iOS 17 StandBy feature. You can check the Site Updates and Usual Sites contents while charging.
- Display Site Updates and Usual Site contents on standby (iOS 17 only)
- Updated display in Shortcuts app (iOS 17 only)
- Other minor fixes and improvements
4.14 29/09/2023
Fixed reported issues and increased stability.
- Fixed a crash that could occur when private browsing
- Fixed an issue that passwords could not be saved
- Fixed an issue that saved passwords could not be auto-filled
- Fixed an issue where certain pages could not be zoomed
- Other minor fixes and improvements
4.13.2 08/08/2023
Fixed reported issues and increased stability.
- Fixed an issue that could not log in to Fenrir Pass
- Fixed a crash when downloading images
- Fixed an issue that images could not be saved
- Other minor fixes and improvements
4.13.1 20/07/2023
Improvement stability and performance by migrating to the latest development environment
- Redesigned Web page rendering function for continuous improvement
- Fixed the issue that files could not be opened on the download list
- Removed "Open In Mac" feature, please use AirDrop as an alternative
- Other minor fixes and improvements
4.13 20/07/2023
Fixed reported issues and increased stability.
- Updated user agent
- Fixed an issue that custom user agents could not be set
- Fixed an issue that certain gestures caused continuous haptic feedback
- Fixed an issue that gesture images continued to be displayed under certain conditions
- Other minor fixes and improvements
4.12.4 13/04/2023
Fixed reported issues and increased stability.
- Updated user agent
- Fixed an issue that custom user agents could not be set
- Fixed an issue that certain gestures caused continuous haptic feedback
- Fixed an issue that gesture images continued to be displayed under certain conditions
- Other minor fixes and improvements
4.13.3 12/04/2023
Fixed a crash issue caused by Shortcuts.
The Shortcut function of Sleipnir is compatible with iOS 16 or later.
4.12.2 20/12/2022
We've confirmed that crashes caused by Shortcuts have been occurring on devices with iOS 15 or lower.
It will take some time to solve the problem, so we will release a version with Shortcuts disabled.
We apologize for the inconvenience and thank you for your understanding.
4.12.1 16/12/2022
Shortcuts let you automate Sleipnir actions.
- Supports shortcuts: contains 11 kinds of actions
- Improved haptic feedback for gestures
- Other minor fixes and improvements
4.12 15/12/2022
Quickly open a new tab by drawing an inverted L
- New Tab Gesture: Draw an inverted L (bottom/left)
- Show icon when full screen gesture (bottom left to top right) is completed
- Adjusted display when gesture is completed
- Adjusted display of Hold And Go
- Other minor fixes and improvements
4.11 10/11/2022
Fixed reported issues and increased stability.
- Fixed a crash issue under certain conditions
- Other Minor fixes and improvements
4.10.1 23/09/2022
Quickly find the latest article even on home screen with the Site Updates widget.
- Newly add Site Updates widget
- Long press a Site Update's article to open it in a new tab screen
- Improved stability of Site Updates and Usual Sites
- Other minor fixes and improvements
4.10 15/09/2022
Fixed reported issues and improved stability.
- Fixed an issue where closing tabs could take longer than expected
- Fixed an issue where the homepage did not open when adding a new tab
- Fixed an issue where some websites were not displayed correctly
- Fixed an issue where the search field was hidden by the keyboard
- Fixed an issue where gesture settings were not being applied
- Fixed an issue where gesture indicators would sometimes remain on the screen
- Fixed an issue where images could not be saved
- Fixed an issue where websites could not access the microphone
- Fixed an issue where websites could not access the camera
- Fixed an issue where websites could not access location information
- Other minor fixes and improvements
more Version 5.0.4 24/12/2025
Data Linked to You The following data may be collected and linked to your identity:
Contact Info User Content Identifiers Data Not Linked to You The following data may be collected but it is not linked to your identity:
User Content Search History Usage Data 