About Trout
Trout is a mind mapping application that allows you to rapidly associate words and images, and help you organise your ideas in a non-linear way. It could assist you with organising an event, writing a document or solving...
Trout is a mind mapping application that allows you to rapidly associate words and images, and help you organise your ideas in a non-linear way. It could assist you with organising an event, writing a document or solving a problem. Your ideas can be categorised by color and shape and you can add sketches and photos to your map. Features .Share your map as an image, PDF. .Export OPML or markdown .Freeform or automatic layout. .Basic sketching for quick visual capture
Version History IOS 26 updates. Various cosmetic updates. 4.5.0 Feb 24 - Draw on images with pencil or touch - Various bugs fixed 4.4.0 06/08/2025 - Fixes for iOS 18 - Improvements to dark mode 4.3.0 11/03/2024 - Updates for iOS 17 - Bugs and rough edges removed. 4.2.0 03/03/2024 - node border controls - node fill controls - link width controls - rotate sketches 4.1.0 12/28/2022 Fixes continuous font change on long press Other miscellaneous issues fixed 4.0.2 11/07/2021 4.0.1 --- Fixes bug that might deny legacy users access rights 4.0 --- Improved arrangement behaviour Bug with moving multiple nodes fixed Double ended arrows New "!" shape 4.0.1 06/15/2021 Improved arrangement behaviour Bug with moving multiple nodes fixed Double ended arrows New "!" shape 4.0.0 06/14/2021 - UI enhanced for Pencil interaction on iPad. - Multi Selection drag bug fixed 3.4.0 01/07/2021 Fixes possible crash when using long press to select. 3.3.0 07/15/2020 Now runs on iPhone. Straight lines for links. System markup & pencil support for sketches. Dark mode support. 3.2.0 06/14/2020 Updated data structure for compatibility with Trout for macOS. Improved document handling. 3.1.0 05/03/2018 - Fixes automatic save on background. 3.0.2 12/11/2017 - fixes a bug with reopening documents - fixes a bug with docs appearing to be folders 3.0.1 11/28/2017 A complete rebuild for iOS 11 and split-screen interface. Drag and drop support. Improved sketching interface. 3.0.0 11/16/2017 iOS8 compatibility release some bug fixes This is the the last release which will support iOS5 + 6 Future releases will be iOS7 or greater. 2.2 10/08/2014 Some bugs crashes fixed Links now can now track end or start node color. 2.1.2 01/07/2014 • OPML export • Bugs Fixed • Lighter visual style. Improves text visiblity. 2.1.1 10/23/2013 Multiple Selection Nodes size to fit text General UI upgrade 2.1.0 09/17/2013 Bug fixes • Fix for crashes related to popovers • If jump end point isn't visible, filters clear. • Non-english languages can run searches. For people using Dropbox some file movement will occur on first launch. You may experience a short lockup just this time while this is processed. 2.0.1 05/30/2013 This is a total UI renovation. I spent a lot of time using my own app removing all the blocks to creating maps quickly. So if you have previously downloaded and used Trout and thought 'meh' please give give it another chance. Nodes can be any size. Nodes can be elliptical or rectangular Adjustable Font Size Adjustable Link size & wigglyness Renovated Linear Navigation Camera support Match to OS X document size - no more squishing Copy & Paste Nodes Multiple select and move Nodes Audio bookmarking. Support for R-L Languages (Arabic/Hebrew/Urdu). 2.0 05/08/2013 Upgrade for users of Box Bug fix in Photo Library image presentation 1.9.1 05/16/2012 Stability Improvements iCloud - Use your mindmaps across devices and OS X Sketch Mode - Finger paint simple sketches Filtering via color/shape/level Retina icons for new iPad 1.9 05/03/2012 iOS5 Updates. ****THIS RELEASE IS iOS5 ONLY**** If the App store is offering you this update and you run iOS4 then DONT update and please let me know. • Nodes can now change size. • Box.net integration • Bug fix for Dropbox • Mapping integration. Add locations to your mind maps • User manual now embedded in App (inside Options) • Tweet from Trout. Previous users please note that panning is now a two finger touch. OS X users don't panic. This functionality will be coming to the desktop App soon. 1.8 11/23/2011 • 230 yummy new icons from Glyphish. • Small changes to improve interaction with OS X Trout App • Minor bug fixes & improved stability in map switching and list view. 1.7.5 07/19/2011
Previous Versions
Here you can find the changelog of Trout since it was posted on our website on 2023-09-25 15:25:51.
The latest version is 4.5.0 and it was updated on 2026-06-25 07:20:36. See below the changes in each version.
Trout version 4.5.0
Updated At: 2026-06-04
Changes: Version History IOS 26 updates.
Various cosmetic updates. 4.5.0 Feb 24 - Draw on images with pencil or touch
- Various bugs fixed 4.4.0 06/08/2025 - Fixes for iOS 18
- Improvements to dark mode 4.3.0 11/03/2024 - Updates for iOS 17
- Bugs and rough edges removed. 4.2.0 03/03/2024 - node border controls
- node fill controls
- link width controls
- rotate sketches 4.1.0 12/28/2022 Fixes continuous font change on long press
Other miscellaneous issues fixed 4.0.2 11/07/2021 4.0.1
---
Fixes bug that might deny legacy users access rights
4.0
---
Improved arrangement behaviour
Bug with moving multiple nodes fixed
Double ended arrows
New "!" shape 4.0.1 06/15/2021 Improved arrangement behaviour
Bug with moving multiple nodes fixed
Double ended arrows
New "!" shape 4.0.0 06/14/2021 - UI enhanced for Pencil interaction on iPad.
- Multi Selection drag bug fixed 3.4.0 01/07/2021 Fixes possible crash when using long press to select. 3.3.0 07/15/2020 Now runs on iPhone.
Straight lines for links.
System markup & pencil support for sketches.
Dark mode support. 3.2.0 06/14/2020 Updated data structure for compatibility with Trout for macOS.
Improved document handling. 3.1.0 05/03/2018 - Fixes automatic save on background. 3.0.2 12/11/2017 - fixes a bug with reopening documents
- fixes a bug with docs appearing to be folders 3.0.1 11/28/2017 A complete rebuild for iOS 11 and split-screen interface.
Drag and drop support.
Improved sketching interface. 3.0.0 11/16/2017 iOS8 compatibility release
some bug fixes
This is the the last release which will support iOS5 + 6
Future releases will be iOS7 or greater. 2.2 10/08/2014 Some bugs crashes fixed
Links now can now track end or start node color. 2.1.2 01/07/2014 • OPML export
• Bugs Fixed
• Lighter visual style. Improves text visiblity. 2.1.1 10/23/2013 Multiple Selection
Nodes size to fit text
General UI upgrade 2.1.0 09/17/2013 Bug fixes
• Fix for crashes related to popovers
• If jump end point isn't visible, filters clear.
• Non-english languages can run searches.
For people using Dropbox some file movement will occur on first launch. You may experience a short lockup just this time while this is processed. 2.0.1 05/30/2013 This is a total UI renovation.
I spent a lot of time using my own app removing all the blocks to creating maps quickly.
So if you have previously downloaded and used Trout and thought 'meh' please give give it another chance.
Nodes can be any size.
Nodes can be elliptical or rectangular
Adjustable Font Size
Adjustable Link size & wigglyness
Renovated Linear Navigation
Camera support
Match to OS X document size - no more squishing
Copy & Paste Nodes
Multiple select and move Nodes
Audio bookmarking.
Support for R-L Languages (Arabic/Hebrew/Urdu). 2.0 05/08/2013 Upgrade for users of Box
Bug fix in Photo Library image presentation 1.9.1 05/16/2012 Stability Improvements
iCloud - Use your mindmaps across devices and OS X
Sketch Mode - Finger paint simple sketches
Filtering via color/shape/level
Retina icons for new iPad 1.9 05/03/2012 iOS5 Updates.
****THIS RELEASE IS iOS5 ONLY****
If the App store is offering you this update and you run iOS4 then DONT update and please let me know.
• Nodes can now change size.
• Box.net integration
• Bug fix for Dropbox
• Mapping integration. Add locations to your mind maps
• User manual now embedded in App (inside Options)
• Tweet from Trout.
Previous users please note that panning is now a two finger touch.
OS X users don't panic. This functionality will be coming to the desktop App soon. 1.8 11/23/2011 • 230 yummy new icons from Glyphish.
• Small changes to improve interaction with OS X Trout App
• Minor bug fixes & improved stability in map switching and list view. 1.7.5 07/19/2011
Trout version 4.5.0
Updated At: 2026-02-24
Changes: IOS 26 updates.
Various cosmetic updates.
Trout version 4.4.0
Updated At: 2025-06-08
Changes: - Draw on images with pencil or touch
- Various bugs fixed
Trout version 4.4.0
Updated At: 2025-06-08
Changes: Jun 8, 2025
Version 4.4.0
- Draw on images with pencil or touch
- Various bugs fixed
Trout version 4.3.0
Updated At: 2024-11-03
Changes: Nov 3, 2024
Version 4.3.0
- Fixes for iOS 18
- Improvements to dark mode
Trout version 4.2.0
Updated At: 2024-03-03
Changes: Mar 3, 2024
Version 4.2.0
- Updates for iOS 17
- Bugs and rough edges removed.
Trout version 4.1.0
Updated At: 2022-12-28
Changes: Dec 28, 2022
Version 4.1.0
- node border controls
- node fill controls
- link width controls
- rotate sketches
Disclaimer
Official App Store Link
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