diff --git a/README.md b/README.md
index ece3180..ca0b1f1 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Some links are available to [related resources](#resources).
 
 # Summary
 
-* Apps/tools covered: **1327**
+* Apps/tools covered: **1328**
 * Number of categories: **76**.
 
 # Index
@@ -18,7 +18,7 @@ Some links are available to [related resources](#resources).
 * [Calculators](#calc) (11), [Chat and instant messaging](#chat) (27), [Clean up of files and directories](#file-dir-cleanup) (11), [Co-pilot](#copilot) (9), [Command launchers](#launcher) (20), [Commands cheatsheet and snippets](#cheatsheet) (18), [Conversion](#conversion) (11)
 * [Data management](#data-management) (17), [Data management - JSON/YAML/etc.](#data-management-json) (43), [Data management - Tabular data](#data-management-tabular) (21), [Data transfer](#transfer) (39), [DevOps](#devops) (12), [Diff](#diff) (10), [Directory changers (alternatives to cd)](#cd) (19), [Disk usage analyzers](#disk-analyzer) (12)
 * [Editors](#editors) (25), [Email](#email) (14)
-* [File and file system handling](#file-handling) (20), [File deletion and trash bin (alternatives to rm)](#rm) (6), [File explorer and tree visualization](#file-explorer) (10), [File finding (alternatives to find)](#find) (7), [File listing (alternatives to ls)](#ls) (9), [File manager](#file-manager) (19), [File renamers](#file-renamer) (13), [File systems](#file-system) (4), [File watching for changes](#file-watch) (8), [Financial tools](#financial) (12), [Font management](#font) (3), [Funny tools](#funny) (31), [Fuzzy finders and option pickers](#option-picker) (13)
+* [File and file system handling](#file-handling) (20), [File deletion and trash bin (alternatives to rm)](#rm) (6), [File explorer and tree visualization](#file-explorer) (10), [File finding (alternatives to find)](#find) (7), [File listing (alternatives to ls)](#ls) (9), [File manager](#file-manager) (19), [File renamers](#file-renamer) (14), [File systems](#file-system) (4), [File watching for changes](#file-watch) (8), [Financial tools](#financial) (12), [Font management](#font) (3), [Funny tools](#funny) (31), [Fuzzy finders and option pickers](#option-picker) (13)
 * [Games](#games) (48), [Git and accessories](#git) (47), [Graphics](#graphics) (37)
 * [History management](#history) (4)
 * [Markdown](#markdown) (11)
@@ -600,6 +600,7 @@ Utilities to rename files and directories: address multiple items with one comma
 * [moove](https://github.com/urin/moove) - Manipulate file names and locations using a text editor.
 * [Musort](https://github.com/tdeerenberg/Musort) - Rename multiple audio/music files based on the ID3 tag at once.
 * [nomino](https://github.com/yaa110/nomino) - Batch rename utility for developers.
+* [Ren](https://github.com/robenkleene/ren-find) - Ren is a command-line utility that takes find-formatted lines via standard input, and batch renames them.
 * [rename](https://www.kernel.org/pub/linux/utils/util-linux/) - Included in `util-linux`, allows bulk rename of files with regex support.
 * [rename-cli](https://github.com/jhotmann/node-rename-cli) - File renamer with TUI interface and preview.
 * [renameutils](http://www.nongnu.org/renameutils/) - A set of programs to change file and directory names by editing them inplace, I find `imv` especially useful to edit a filename at the program prompt.
diff --git a/data/apps.csv b/data/apps.csv
index b704805..c8508ac 100644
--- a/data/apps.csv
+++ b/data/apps.csv
@@ -1326,3 +1326,4 @@ office,gpa-calculator,,https://github.com/kitesi/gpa-calculator,GPA calculator C
 online,pure-recipe,,https://github.com/atiumcache/pure-recipe,"Input a recipe URL and receive well-formatted, ad-free recipes to your terminal, or save the output to a markdown file."
 versioning,Jujutsu,,https://github.com/martinvonz/jj,A Git-compatible VCS that is both simple and powerful.
 text-search-replace,Rep,,https://github.com/robenkleene/rep-grep,"Rep is a command-line utility that takes grep-formatted lines via standard input, and performs a find-and-replace on them."
+file-renamer,Ren,,https://github.com/robenkleene/ren-find,"Ren is a command-line utility that takes find-formatted lines via standard input, and batch renames them."