diff --git a/README.md b/README.md
index 5928583..5444e11 100644
--- a/README.md
+++ b/README.md
@@ -21,11 +21,11 @@ If you want to contribute through a pull request, make sure to add new entries t
 
 # Summary
 
-To date, **540** apps/tools covered, divided in **41** categories.
+To date, **541** apps/tools covered, divided in **41** categories.
 
 # Index
 
-[Backup](#backup) (8) | [Calculators](#calc) (4) | [Chat and instant messaging](#chat) (8) | [Conversion](#conversion) (6) | [Data management](#data-management) (24) | [Data transfer](#transfer) (25) | [Directory changers](#cd) (8) | [Disk usage analyzers](#disk-analyzer) (8) | [Editors](#editors) (17) | [Email](#email) (8) | [File and file system handling](#file-handling) (32) | [File manager](#file-manager) (9) | [File renamers](#file-renamer) (6) | [File systems](#file-system) (3) | [Font management](#font) (2) | [Funny tools](#funny) (13) | [Games](#games) (25) | [Git and accessories](#git) (15) | [Graphics](#graphics) (14) | [Multimedia](#multimedia) (2) | [Networking](#networking) (13) | [Note taking](#note-taking) (11) | [Office tools](#office) (16) | [Organizers and calendars](#organizers) (12) | [Password managers](#password-manager) (9) | [Productivity](#productivity) (17) | [Programming](#programming) (12) | [Security and encryption](#security) (7) | [Shells](#shells) (4) | [Sound and music](#music) (20) | [System monitoring](#monitor) (23) | [System tools](#system) (18) | [Terminals](#terminal) (8) | [Text processing](#text-processing) (30) | [Text search](#text-search) (9) | [Todo managers](#todo-manager) (12) | [Utilities](#utility) (30) | [Versioning](#versioning) (5) | [Viewers](#viewers) (25) | [Web browser](#browser) (10) | [Web development](#webdev) (12)
+[Backup](#backup) (8) | [Calculators](#calc) (4) | [Chat and instant messaging](#chat) (8) | [Conversion](#conversion) (6) | [Data management](#data-management) (24) | [Data transfer](#transfer) (25) | [Directory changers](#cd) (8) | [Disk usage analyzers](#disk-analyzer) (8) | [Editors](#editors) (17) | [Email](#email) (8) | [File and file system handling](#file-handling) (32) | [File manager](#file-manager) (9) | [File renamers](#file-renamer) (6) | [File systems](#file-system) (3) | [Font management](#font) (2) | [Funny tools](#funny) (13) | [Games](#games) (25) | [Git and accessories](#git) (15) | [Graphics](#graphics) (14) | [Multimedia](#multimedia) (2) | [Networking](#networking) (13) | [Note taking](#note-taking) (11) | [Office tools](#office) (16) | [Organizers and calendars](#organizers) (12) | [Password managers](#password-manager) (9) | [Productivity](#productivity) (17) | [Programming](#programming) (12) | [Security and encryption](#security) (7) | [Shells](#shells) (4) | [Sound and music](#music) (20) | [System monitoring](#monitor) (23) | [System tools](#system) (18) | [Terminals](#terminal) (8) | [Text processing](#text-processing) (30) | [Text search](#text-search) (9) | [Todo managers](#todo-manager) (13) | [Utilities](#utility) (30) | [Versioning](#versioning) (5) | [Viewers](#viewers) (25) | [Web browser](#browser) (10) | [Web development](#webdev) (12)
 
 Some links to [related resources](#resources).
 
@@ -592,6 +592,7 @@ Some links to [related resources](#resources).
 * [todo.txt](http://todotxt.org/) - Minimalistic todo manager that uses a simple plain text file to keep track of items; implemented as a shell script.  
 * [todolist](http://todolist.site/) - A minimal clone of [Wunderlist](https://www.wunderlist.com/), with 30% of its features. GTD oriented. It stores the task list in a hidden JSON file in the home directory, making it easy to backup or share them.
 * [todotxt-machine](https://pypi.org/project/todotxt-machine/) - Interfacce for todo.txt.
+* [tsk](https://github.com/kakengloh/tsk) - Terminal task management app with an emphasis on simplicity, efficiency and ease of use.
 * [TuDu](https://code.meskio.net/tudu/) - A comand line interface to manage hierarchical todos.  Each task has a title, a long text description, a deadline (tudu warns you when the date is close), and a scheduled date. There are categories and priorities.
 * [Yokadi](https://yokadi.github.io/) - Project-based todo manager: every task must be specified with a mandatory project indication. Tasks are stored within a SQLlite DB. Written in Python.  
 
diff --git a/data/apps.csv b/data/apps.csv
index 42e6b94..9679b90 100644
--- a/data/apps.csv
+++ b/data/apps.csv
@@ -539,3 +539,4 @@ graphics,jp2a,https://csl.name/jp2a/,Command-line tool that converts images to A
 text-processing,LinuxLogo,https://sourceforge.net/projects/linuxlogo/,Display the Linux distribution logo in ASCII format.
 text-processing,pv,http://www.ivarch.com/programs/pv.shtml,The pv command is used to monitor the progress of data through pipe.
 networking,TStream,https://github.com/qnkhuat/tstream,"Live streaming from the terminal. Requires the connection to a central server, from which the streaming is dispatched."
+todo-manager,tsk,https://github.com/kakengloh/tsk,"Terminal task management app with an emphasis on simplicity, efficiency and ease of use."