Google Apps Script Tips & Tutorials, Simple, Practical, Powerful

I share step-by-step guides, code snippets, and real-world automations built with Google Apps Script™.
Sometimes I also cover other Google Workspace products, GCP tutorials and productivity hacks.


Bonne nouvelle!

My first book about Google Apps Script (in French) will be published next month.
It expands on the tutorials from this blog and walks through complete real-world automation projects step by step.

In the meantime, you can watch my introduction video below where I show you how to build your first automation from scratch.

  • onEdit vs onChange in Google Sheets (Apps Script)
    When automating Google Sheets with Apps Script, two triggers are often confused: onEdit and onChange. They behave differently, and this short guide summarizes what actually triggers each one. What triggers each event Action in the spreadsheet onEdit onChange Edit a cell value ✔️ ✔️ Insert a row or column ❌ ✔️ Delete…
  • Handle Multiple Google Form Submissions in One Spreadsheet with a Single Apps Script Trigger
    When working with Google Forms + Google Sheets, a common setup is to connect several forms to the same spreadsheet. Each form creates its own response sheet automatically. This works well at first. But as soon as you want to automate workflows with Google Apps Script, things become messy. Typical situations: The…
  • Clasp: managing dev and prod environments
    If you code in Google Apps Script using clasp, you already use clasp pull and clasp push. But as soon as you work with multiple environments (dev and prod), manually changing the scriptId in .clasp.json becomes annoying, and risky. Here’s a simple and clean way to manage dev and prod environments with…
  • OAuth with Google Apps Script
    One of the biggest strengths of Google Apps Script is how easily it interacts with other Google products. Reading a Google Sheet, creating a Drive file, or updating a document requires almost no setup. You don’t have to think about authentication, token management, or security flows. Google automatically prompts the required scopes…
  • Automatically import Xero bills into Google Sheets (Google Apps Script + OAuth2)
    If you use Xero and Google Sheets on a daily basis, this automation tutorial is for you. In this post, you’ll learn how to automatically sync your Xero bills into a Google Sheet on a schedule, so your spending table stays up to date without copy-pasting. We’ll build it in a production-friendly…
  • 10 Practical Google Sheets Tips
    Here are 10 Google Sheets tips I use in my day-to-day.You might recognise a few of them, but I’m pretty confident you’ll still learn something new! Highlight an entire row based on a single cell One of the most common questions:“I want the whole row to change color when the status is…