Trout

Digital-Dirtbag Productivity iPhoneiPadiPod touch

Trout is a free Productivity app for iPhone and iPad by Digital-Dirtbag. Rated 4.8/5 from 4 ratings. Requires iOS 18.6. Updated February 24, 2026.

Rating: 4.8; 4 ratings
Price: Free; on the App Store
Size: 51 MB; Age 4+
Updated: Feb 24; 2026 · v4.5.0

Download on theApp Store See alternatives

Screenshots

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 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

What’s new

Version 4.5.0 · Updated February 24, 2026

IOS 26 updates. Various cosmetic updates.

App privacy

The developer, Digital-Dirtbag, reported these privacy practices to Apple.

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

Diagnostics: Crash Data, Other Diagnostic Data

Used for: App Functionality

App details

Trout is a free Productivity app for iPhone, iPad and iPod touch, developed by Digital-Dirtbag. It is rated 4.8 out of 5 from 4 ratings on the App Store, requires iOS 18.6 or later and is 51 MB to download. It was first released on August 4, 2010 and last updated on February 24, 2026.

Category: Productivity
Rating: 4.8 / 5 (4 ratings)
Price: Free
Version: 4.5.0
Size: 51 MB
Requires: iOS 18.6 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English
Age rating: 4+
Released: August 4, 2010
Last updated: February 24, 2026
Developer: Digital-Dirtbag

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Alternatives to Trout

Looking for apps like Trout? Here are 6 similar apps on the App Store. The highest rated is Mind Map - Multiform (4.8/5), and all 6 are free to download.

Trout vs. alternatives
App	Rating	Price	Last updated
Trout	4.8 / 5 (4 ratings)	Free	February 24, 2026
Thortspace: 3D Mind Mapping	3.5 / 5 (4)	Free	Sep 28, 2026
Concept Mapping: Gloow	–	Free	Jun 28, 2024
Mind Map - Multiform	4.8 / 5 (6)	Free	Feb 27, 2025
Lucid Mind: Brainstorm Ideas	3.7 / 5 (3)	Free	Oct 10, 2024
TodoMaps- Mind Map for todo	4.6 / 5 (54)	Free	May 6, 2025
Inclr: Mindmap Notes Organizer	3.8 / 5 (27)	Free	May 21, 2026