10 Best Add-Ons for Google Sheets in 2025

Riley Walz

Jun 12, 2025

You just discovered a data error in a Google Sheet that feeds into a report due tomorrow, and frankly, you're freaking out. Luckily, the problem is fixable. But as you open the spreadsheet to correct the issue, you realize that the document is a mess. There's a ton of unnecessary data, too many tabs, and all of it is connected to your error. You know it'll take forever to untangle this web of information before you can even locate your problem. If only you could automate some of these processes to help you get on track more quickly. We will also teach you some amazing Google Sheets hacks.

If this scenario sounds familiar, you're not alone. Google Sheets can be an overwhelming tool, especially when you're under pressure to deliver. The good news is that you can make it easier to use by installing Add-Ons. This article will help readers discover the 10 Best Add-Ons for Google Sheets in 2025 to streamline their projects and relieve stress. One great Add-On we want to highlight right away is the Spreadsheet AI tool by Numerous. This tool enables users to quickly analyze their Google Sheet data, finding answers and uncovering trends. Using AI, it can simplify error correction and automate processes to make your existing data more manageable and your reports more accurate.

What to Look for in a Great Google Sheets Add-On

G Sheets - Best Add-ons for Google Sheets

Ease of Use: I Want to Get This Done Now, Not Learn a New Skill

An ideal add-on should be intuitive, even for those without technical experience. Look for a clean sidebar interface, prompt-based actions (e.g., Numerous lets you use natural language like "Summarize column B"), and clear onboarding guides or walkthroughs. You don’t want to spend more time learning the tool than doing the actual task. Add-ons like Numerous shine here, giving users instant AI-powered results with no steep setup.

Strong and Regular Support: What Happens When the Add-on Breaks?

Verify that the add-on is frequently updated and well-maintained by its developers. Key factors to consider include an active changelog or update history, responsive customer support or live chat, and positive reviews that mention the responsiveness of support. Incompatible add-ons or bugs can disrupt your work, mainly when Google Sheets updates its core features.

Compatibility with Your Use Case: Will This Add-on Help Me?

Not every add-on fits every need. Choose ones built specifically for your role (e.g., marketer, student, founder, analyst), workflow (e.g., email outreach, reporting, form generation), and stack (e.g., do you use Notion, Airtable, Salesforce?). For example, Numerous is perfect for users who want to turn natural-language prompts into structured data, summaries, and formulas — all within Sheets. Supermetrics works best if you’re a marketer pulling campaign performance data from different platforms.

Data Privacy and Security: Is This Add-on Safe?

You’re likely using Sheets to manage sensitive data — grades, budgets, client lists, strategy docs. Make sure the add-on doesn’t request excessive permissions, has a clear privacy policy, and offers offline/local processing or API control (if applicable). Google flags trusted add-ons with the "verified by Google" label, but always double-check what kind of data they access.

Automation and Flexibility: I Want an Add-on That Does More Than One Thing

The best add-ons don’t just do one thing — they help automate entire workflows. Example features to look for include bulk actions (such as cleaning, formatting, and analyzing), scheduled tasks (e.g., refreshing reports), cross-platform triggers (e.g., Google Forms → Sheets → email), and AI integration (e.g., with Numerous to generate summaries or rewrite content). This is especially helpful if you want to eliminate repetitive tasks and focus more on decision-making.

Collaboration-Friendly: Will My Team Be Able to Use This Add-On?

If you work with a team, make sure the add-on works on shared drives, doesn’t break when someone else opens or edits the file, and supports multi-user access, version history, or logging. Add-ons that are “personal-use only” may disrupt a collaborative environment — something to avoid in educational, startup, or agency settings.

10 Best Google Sheets Add-Ons to Try in 2025

1. Numerous – AI Assistant for Smarter Sheets

Numerous - Best Add-ons for Google Sheets

Numerous is an AI-powered add-on that lets you interact with Google Sheets using natural language. You can prompt it to clean messy data, summarize tables, write formulas, explain complex numbers, and even restructure dashboards.

Why it's great

No need to memorize formulas. Automatically generates summaries and highlights patterns. Perfect for students, startup founders, and solopreneurs who want fast insights without deep spreadsheet skills.

Example prompt

“Summarize total sales by product and highlight the top 3 categories.”

2. Supermetrics – Marketing Data Aggregation

Tools - Best Add-ons for Google Sheets

Supermetrics connects your Google Sheets to 90+ marketing and ad platforms (Google Ads, Facebook, LinkedIn, etc.). It automates reporting and eliminates the need for manual data entry and copy-pasting of metrics.

Best for

Digital marketers, agencies, and marketing teams manage campaigns across various platforms.

Highlight

Auto-refresh reports on a schedule, Drag-and-drop dashboard builder inside Sheets

3. Power Tools – Spreadsheet Cleanup & Formatting

This is like the Swiss Army knife for spreadsheet users. Merge cells, split names, remove duplicates, clean spaces, and reformat entire columns in one click.

Best for

Operations teams, accountants, data entry specialists — anyone dealing with messy spreadsheets.

Bonus

It can also automate repetitive formatting tasks for templated workbooks.

4. Autocrat – Mail Merge & Document Automation

Autocrat lets you turn rows of data into Google Docs, PDFs, or automated email attachments. It’s a form-to-report generator.

Best for

Teachers (student reports), HR teams (offer letters), or nonprofits (donor certificates).

Use case

Take form responses from Google Forms and auto-generate formatted, branded documents.

5. Yet Another Mail Merge (YAMM) – Personalized Email Campaigns

YAMM sends customized emails from Gmail using contact info and templates in Google Sheets. Track opens, clicks, and responses.

Best for

Startups, recruiters, and outreach coordinators.

Why it’s useful

You can scale up outreach without relying on third-party platforms and keep everything synced in your Google Sheets.

6. Coupler.io – Live Data Syncing

Coupler.io pulls real-time data from tools like Airtable, Shopify, QuickBooks, and HubSpot into Google Sheets — auto-refreshed on a schedule.

Best for

Finance teams, e-commerce brands, and product managers.

Use case

Set up a sales tracker that updates daily from Shopify and Airtable without writing scripts.

7. Sheetgo – Workflow Automation Between Sheets

Link different Google Sheets together into one automated pipeline. You can merge data from departments, track file changes, or auto-create sheets from templates.

Best for

Organizations with multiple teams or departments collaborating in Sheets.

Power feature

Works across Google Drive folders and even emails updates.

8. Data Connector for Salesforce

Pull and push Salesforce data directly inside Google Sheets. Ideal for building sales reports, forecasts, or CRM summaries.

Best for

Sales managers, CRM admins, and data analysts.

Bonus

Supports filtering, joins, and report syncing.

9. AppSheet by Google – Turn Sheets into No-Code Apps

AppSheet allows you to convert your spreadsheet data into a fully functional mobile or web app, with no coding needed.

Best for

Field teams, startups, or logistics managers who need real-time mobile solutions.

Use case

Create an inventory tracker or service request app linked to a Sheet.

10. Analytics Canvas – GA4 + ETL Tool

Build complex data transformations, clean GA4 analytics data, and sync it to Google Sheets or BigQuery. Great for anyone doing multi-source reporting.

Best for

Marketing analysts, BI teams, and SEO strategists.

Feature

You can clean, join, and structure GA4 data for reports without writing SQL.

Numerous.ai Turns Google Sheets Into a Powerful AI-Powered Tool For SEO and Content Marketing Tasks

Numerous is an AI-powered tool that enables content marketers, E-Commerce businesses, and more to automate tasks many times over through AI, such as writing SEO blog posts, generating hashtags, mass categorizing products with sentiment analysis and classification, and more, simply by dragging down a cell in a spreadsheet. With a simple prompt, Numerous returns any spreadsheet function, complex or straightforward, within seconds. The capabilities of Numerous are endless. It is versatile and can be used with Microsoft Excel and Google Sheets. Get started today with Numerous.ai so that you can make business decisions at scale using AI, in both Google Sheets and Microsoft Excel. Learn more about how you can 10x your marketing efforts with Numerous’s ChatGPT for spreadsheets tool.

How to Install and Manage Add-ons in Google Sheets

team working together - Best Add-ons for Google Sheets

Google Sheets add-ons are like browser extensions: they enhance your spreadsheet’s functionality without needing extra software or coding skills. But before you can start using tools like Numerous, Supermetrics, or YAMM, you need to know how to install, access, and manage them properly. This section guides you through everything step-by-step so that you can get started with confidence.

Step 1: Open the Google Workspace Marketplace

Open a Google Sheets file.
On the top menu, click on Extensions → Add-ons → Get add-ons.

This opens the Google Workspace Marketplace — a store where you can find, read about, and install hundreds of add-ons.

Step 2: Search for the Right Add-On

Use the search bar to type in what you're looking for — e.g., “Numerous”,
Click on any result to view more details about what it does, screenshots, user reviews, and permissions it requires.

Pro tip

Start with well-reviewed tools that have high installation numbers and receive regular updates.

Step 3: Install the Add-On

Click the blue Install button on the add-on’s page.
A Google permissions window will appear — review what access the tool needs (e.g., read/write Sheets, send emails).
Click Allow to authorize.

Once installed, the add-on will appear under the Extensions menu in your spreadsheet.

Step 4: Launch and Use Your Add-On

Go to Extensions → Choose the add-on name (e.g., Numerous) → Click Open Sidebar or Start.
Most tools run inside a right-hand sidebar or through modal windows.

Example

With Numerous, you’ll see a prompt box where you can type instructions like:

“Explain this formula,” “Generate summary of column B,” “Highlight sales above $5,000.”

Step 5: Managing Installed Add-ons

To view or remove add-ons:

Click Extensions → Add-ons → Manage add-ons.
You’ll see a list of all installed tools.
Click the three dots (⋮) next to any add-on to:
Remove it
View permissions
Leave a review

Important

If you're in a shared Google Workspace (e.g., company or school), admins might restrict which add-ons you can install.

Step 6: Review Permissions and Data Access

Every add-on requires specific permissions to function (e.g., access to read cell values, send email, or modify documents).

Before installing

Read the privacy policy
Understand what data it collects (if any)
Favor add-ons that minimize data exposure or give you control over settings

Good practice

Tools like Numerous are designed to work inside your document, without uploading your data elsewhere, making them safer and more privacy-friendly.

Optional: Set Up Automations or Triggers

Some add-ons let you:
Run actions on a schedule (e.g., hourly updates)
Trigger workflows when cells change
Send notifications or alerts

This is useful for

Auto-refreshing reports (Coupler.io)
Automating document merges (Autocrat)
Sending status updates (Zapier + Sheets)

To enable

Go to the add-on settings (inside the sidebar)
Look for “Triggers” or “Schedule” tabs

Numerous is an AI-powered tool that enables content marketers, E-Commerce businesses, and more to automate tasks many times over through AI, such as writing SEO blog posts, generating hashtags, mass categorizing products with sentiment analysis and classification, and more, simply by dragging down a cell in a spreadsheet. With a simple prompt, Numerous returns any spreadsheet function, complex or straightforward, within seconds. The capabilities of Numerous are endless. It is versatile and can be used with Microsoft Excel and Google Sheets. Get started today with Numerous.ai so that you can make business decisions at scale using AI, in both Google Sheets and Microsoft Excel. Learn more about how you can 10x your marketing efforts with Numerous’s ChatGPT for spreadsheets tool.

Make Decisions At Scale Through AI With Numerous AI’s Spreadsheet AI Tool

Numerous is an AI-powered tool that helps content marketers, E-commerce businesses, and more perform complex tasks at scale through artificial intelligence. Numerous.ai operates within spreadsheets, allowing users to generate SEO blog posts, mass categorize products, create hashtags, and more by simply typing a prompt into a cell and dragging it down to return a result for dozens, hundreds, or thousands of entries at once. Numerous can even write any spreadsheet function for you within seconds, both complex and straightforward. The capabilities of Numerous are endless. This versatile tool is compatible with Microsoft Excel and Google Sheets. Get started today with Numerous.ai to make business decisions at scale using AI, in both Google Sheets and Microsoft Excel.

What to Look for in a Great Google Sheets Add-On

Ease of Use: I Want to Get This Done Now, Not Learn a New Skill

An ideal add-on should be intuitive, even for those without technical experience. Look for a clean sidebar interface, prompt-based actions (e.g., Numerous lets you use natural language like "Summarize column B"), and clear onboarding guides or walkthroughs. You don’t want to spend more time learning the tool than doing the actual task. Add-ons like Numerous shine here, giving users instant AI-powered results with no steep setup.

Strong and Regular Support: What Happens When the Add-on Breaks?

Verify that the add-on is frequently updated and well-maintained by its developers. Key factors to consider include an active changelog or update history, responsive customer support or live chat, and positive reviews that mention the responsiveness of support. Incompatible add-ons or bugs can disrupt your work, mainly when Google Sheets updates its core features.

Compatibility with Your Use Case: Will This Add-on Help Me?

Not every add-on fits every need. Choose ones built specifically for your role (e.g., marketer, student, founder, analyst), workflow (e.g., email outreach, reporting, form generation), and stack (e.g., do you use Notion, Airtable, Salesforce?). For example, Numerous is perfect for users who want to turn natural-language prompts into structured data, summaries, and formulas — all within Sheets. Supermetrics works best if you’re a marketer pulling campaign performance data from different platforms.

Data Privacy and Security: Is This Add-on Safe?

You’re likely using Sheets to manage sensitive data — grades, budgets, client lists, strategy docs. Make sure the add-on doesn’t request excessive permissions, has a clear privacy policy, and offers offline/local processing or API control (if applicable). Google flags trusted add-ons with the "verified by Google" label, but always double-check what kind of data they access.

Automation and Flexibility: I Want an Add-on That Does More Than One Thing

The best add-ons don’t just do one thing — they help automate entire workflows. Example features to look for include bulk actions (such as cleaning, formatting, and analyzing), scheduled tasks (e.g., refreshing reports), cross-platform triggers (e.g., Google Forms → Sheets → email), and AI integration (e.g., with Numerous to generate summaries or rewrite content). This is especially helpful if you want to eliminate repetitive tasks and focus more on decision-making.

Collaboration-Friendly: Will My Team Be Able to Use This Add-On?

If you work with a team, make sure the add-on works on shared drives, doesn’t break when someone else opens or edits the file, and supports multi-user access, version history, or logging. Add-ons that are “personal-use only” may disrupt a collaborative environment — something to avoid in educational, startup, or agency settings.

10 Best Google Sheets Add-Ons to Try in 2025

1. Numerous – AI Assistant for Smarter Sheets

Numerous is an AI-powered add-on that lets you interact with Google Sheets using natural language. You can prompt it to clean messy data, summarize tables, write formulas, explain complex numbers, and even restructure dashboards.