Retool TutorialsFrom blank editor to shipped app

100 step-by-step tutorials — each one takes you from a blank screen to a working feature you can ship with retool.

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Browse 100 step-by-step tutorials covering the most common workflows and configurations. Each guide includes detailed instructions, working code examples, and best practices to help you build faster.

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IntermediateUI & Styling

How to Apply Custom CSS Styles in Retool

Learn how to apply custom CSS styles in Retool using per-app CSS, Preloaded CSS, and ._retool selectors. Override default styles with !important for branded.

4 min read·15-20 min

BeginnerDatabase

How to Create Calculated Columns in Retool Tables

Learn how to add calculated columns to Retool tables using {{ currentRow }} expressions and JavaScript. Derive new data from existing rows without touching your database.

5 min read·10-15 min

BeginnerGeneral

How to Create Charts and Graphs in Retool

Add line, bar, pie, and scatter charts to Retool apps. Configure X/Y axes, Group By aggregation, and interactive filtering. Bind charts to {{ query1.data }} in minutes.

4 min read·15-20 min

Retool TutorialsFrom blank editor to shipped app

Describe your problem, we'll find the right tutorial

Most popular tutorials

How to Apply Custom CSS Styles in Retool

How to Create Calculated Columns in Retool Tables

How to Create Charts and Graphs in Retool

How to Apply Custom CSS Styles in Retool

How to Create Calculated Columns in Retool Tables

How to Create Charts and Graphs in Retool

How to Create Custom Charts in Retool with Plotly

How to Create Custom Components in Retool

How to Create Custom Validators in Retool Forms

How to Create Dashboard Applications in Retool

How to Create Dropdown Menus in Retool

How to Create Dynamic Forms in Retool

How to Create Master-Detail Views in Retool

How to Create Modal Dialogs in Retool

How to Create Notifications in Retool

How to Create Responsive Layouts in Retool

How to Create Reusable Components in Retool with Modules

How to Create Wizard Interfaces in Retool

How to Customize Themes in Retool

How to Customize UI Components in Retool

How to Debug JavaScript Code in Retool

How to Debug Network Requests in Retool

How to Debug Performance Issues in Retool Apps

How to Deploy a Retool App to Production

How to Display Images from URLs in Retool

How to Enable Dark Mode in Retool

How to Export Data from Retool to CSV

How to Filter Data in a Retool Table Component

How to Handle Authentication Tokens in Retool

How to Handle Concurrency in Retool Applications

How to Handle Cross-Origin Requests in Retool

How to Handle Data Formatting in Retool

How to Handle Data Transformations in Retool

How to Handle Errors in Retool Queries

How to Handle File Downloads in Retool

How to Handle Large Datasets in Retool

How to Handle Nested Data in Retool

How to Handle Time Zones in Retool Applications

How to Handle User Input Validation in Retool

How to Implement Authentication in a Retool Application

How to Implement Data Encryption in Retool

How to Implement Data Sorting in Retool Tables

How to Implement Multi-Language Support in Retool

How to Implement Multi-Step Forms in Retool

How to Implement Real-Time Updates in Retool

How to Implement Search Functionality in Retool

How to Import Data into Retool

How to Import Libraries in Retool's JavaScript Editor

How to Manage App Dependencies in Retool

How to Manage App Versions in Retool

How to Manage Multiple Environments in Retool

How to Manage Sessions in Retool Applications

How to Optimize Query Performance in Retool

How to Optimize Retool App Performance

How to Paginate Data in a Retool Table

How to Pass Parameters Between Retool Components

How to Refresh Data Automatically in Retool

How to Report Bugs and Issues in Retool

How to Schedule Tasks in Retool

How to Secure API Keys in Retool

How to Secure Retool Applications

How to Set Default Values in Retool Forms

How to Set Up Alerts and Notifications in Retool

How to Set Up Custom Domains for Retool Apps

How to Set Up Data Caching in Retool

How to Set Up Environment Variables in Retool

How to Set Up Logging in Retool Applications

How to Set Up Role-Based Access Control in Retool

How to Set Up User Permissions in Retool

How to Update Data in a Retool Table

How to Upload Files Using Retool

How to Use Asynchronous Queries in Retool

How to Use Caching Mechanisms in Retool

How to Use Conditional Formatting in Retool Tables

How to Use Conditional Logic in Retool

How to Use Custom Fonts in Retool Applications

How to Use Custom Icons in Retool