Best Gmail Extensions – Extensions & Tips for Gmail

Gmail Addon (Gmail Mobile App)

Gmail Conversation Reversal (Featured)

Reverse the display of emails in Gmail threads, show the latest email at top.

Last updated:
2024-03-08

10,000 users

george v

2026-03-08

does not work

2026-03-08

Wei Qi Chan

2025-12-03

Way less laggy compared to other similar extensions

2025-12-03

CMDK – Read Receipts, Split Inbox, Hotkeys & Reminders for Gmail

Supercharge Gmail with 25+ hotkeys, natural language snooze, split inbox, read receipts, snippets & toggles to hide Gemini AI.

Last updated:
2026-09-19

1,000 users

Karl Wiley

2026-09-07

Has been great since it was Simplehuman... Even better and continuing to improve under CMDK!

2026-09-07

P.N. Nageshwaran

2026-09-04

The next best option to a stand alone Gmail App. Well done. Phalgun

2026-09-04

Inbox When Ready for Gmail™

Protect your focus... spend less time on your email.

Last updated:
2026-09-10

10,000 users

Phil de Gruchy

2026-09-10

Love it BUT it recently caused the quick icons (archive, delete, mark as read and snooze) in the list view in Gmail to flicker on hover and become unusable. Turning off the plugin fixed the issue. Fix needed? ... or just me? The bug is that with the extension enabled, moving ...

2026-09-10

Brendan O'Connor

2026-09-08

Love it, though just today started having some issue that I wonder if it is connected, where I've got this column of empty space, starting right below "Hide inbox," that indents all my emails--anyone else having this issue?

2026-09-08

GMass: Powerful mail merge for Gmail

A powerful mass email and mail merge system for Gmail.

Last updated:
2026-09-09

400,000 users

Patricia Furdui

2026-09-17

Genuinely the best i've used. It helps to automate emails, personalise each, and get direct reports. Fabulous

2026-09-17

Sue Perry

2026-09-17

After researching numerous email platforms, GMass stood out as the clear winner for ease of use, reliability, and affordability! When you need to send thousands of emails a day, you need a platform you can trust—and GMass delivers. The setup is incredibly user-friendly, with practically foolproof instructions (even if ...

2026-09-17

Streak Email Tracking for Gmail

Know when your email is viewed.

80,000 users

Davin Rahman

2026-09-18

Really helps on clearing my sales pipeline

2026-09-18

The Unwritten Society

2026-09-16

This my first time using it Best to use

2026-09-16

AI Grammar Checker & Paraphraser – LanguageTool

Instantly Enhance Your Texts with LanguageTool’s Grammar Checker and Paraphrasing Tool

2,000,000 users

Hernán Cortés

2026-09-20

Maybe I am doing something wrong, but it doesn't work on my browser. When I check text with errors, it's says everything is correct.

2026-09-20

Peter Jones

2026-09-17

Works seemlessly on Chrome. Could be better on Obsidian but they're working on it.

2026-09-17

Gmail Addon (Gmail Mobile App)

Checker Plus for Gmail™

Get notifications, read, listen to or delete emails without opening Gmail and easily manage multiple accounts.

Last updated:
2026-09-13

1,000,000 users

Squirrel Attackspidy

2026-09-02

Doesn't discover all accounts I'm logged into and no way to manually add them.

2026-09-02

John Naughton

2026-08-30

From the six I've tried this app is a lightyear ahead. Does everything I want easily

2026-08-30

FlowCrypt: Encrypt Gmail with PGP

Simple end-to-end encryption to secure email and attachments on Google.

70,000 users

René Schmitt

2025-08-13

Great for sending and receiving secure emails! Its not only important for it to be simple for the sender but this makes it super easy on the recipient too. Not clunky, just simply easy and reliable. USA review. Big 'Thank you' to the developers and their support.

2025-08-13

Jairo Serrano

2024-09-25

FlowCrypt Browser Extension is not approved by Advanced Protection! So Google users with Advanced Protection can't use it.

2024-09-25

ActiveInbox: Organize Gmail™ tasks

Simple Gmail Screen

Simplify Gmail screen, make the sidebar and top bar auto-hide.

Last updated:
2024-04-16

647 users

Phalgun Guduthur

2026-07-14

using it with the cmdk gmail extension

2026-07-14

soonwon derfman

2026-06-12

Installed this to get rid of the GIANT UPGRADE button that is now on the gmail homepage. Feh, google.

2026-06-12

Overwhelmed by too many to-dos in your inbox? Turn Gmail into an effortless task manager to never forget anything.

Last updated:
2025-11-28

10,000 users

Jeanne Collins Deweese

2026-07-07

I have been using active inbox for a few years and love it. It has helped me be more productive with my emails and tasks. Need to follow up on a delegated task? Send that email to the date of follow up. Need to remember what email the concert ticket ...

2026-07-07

Jean-Pierre M

2022-10-24

Privacy: Why share Browsing history is now required ? I'm not against it if there is a good reason ? And I've search some explanation without success.

2022-10-24

MailKing: Email Campaigns in Gmail by cloudHQ

Send mass emails directly from Gmail

Last updated:
2026-06-02

10,000 users

Elizabeth Jobe

2024-05-20

It works flawlessly. I especially love the preview functionality, which allows you to test your emails before sending. This ensures they appear exactly as intended to your recipients, helping to catch any issues or formatting errors. It provides confidence that your email will look professional and polished.

2024-05-20

Guntard Heiz

2024-05-20

Excellent tool and work quite well. I love full integration with Google sheets.

2024-05-20

Grammarly: AI Writing Assistant and Grammar Checker App

Grammarly for Chrome helps you write with confidence. Get AI support for grammar, clarity, and tone, from first draft to final edit.

40,000,000 users

Nancy Pavelka

2026-09-19

I am giving no stars. I have not been able to get on my Grammarly Pro account for weeks they have given me many suggestions but I have not been able to get on I am very very very very unhappy with them

2026-09-19

Tia A. Williams

2026-09-19

Injected ads into my browser on a paid version.

2026-09-19

Make Gmail simpler, more capable, and more respectful

Last updated:
2026-08-11

50,000 users

heaven sent

2026-06-23

this is paid, not free

2026-06-23

Josua Schmid

2026-04-08

I really miss Google Inbox. The grouping feature was sooooo nice. Simplify Gmail brings this back.

2026-04-08

Manage sales and customer relationships directly inside Gmail.

700,000 users

Shivam Soni

2026-08-22

Today morning i found some weird happened to my email which was most of the 4 day old were been read last night and within a particular timeframe 1:30 - 3:00 AM. Either this was a glitch or issue with the extension as it's not possible that these many emails sent 4 days ago ...

2026-08-22

Matt Plonsker

2026-08-03

Great product! Been using it for about 5 months. Really helps keeps things organized.

2026-08-03

Keeping | The Original Help Desk for Gmail™

Keeping turns your Gmail into a help desk. Manage customer support from Gmail.

Last updated:
2026-09-03

4,000 users

Vlas Bashynskyi

2026-06-23

Cool extension!

2026-06-23

Britani Bunch

2024-12-04

Nice and Good working

2024-12-04

Notifier for Gmail™

Multiple label and account notifier for Google Mail (Gmail™)

Last updated:
2026-09-13

200,000 users

Dan Gardiner

2026-08-24

Used for Years now, but in recent months it is still showing emails as 'new' despite being read/opened already, and if you 'Mark As Read' it just takes you to your Gmail log in instead of actually marking the email 'as read'.. Fixable or will have to uninstall? Thanks

2026-08-24

Bashir Baqi

2026-04-11

chrome gmail notifier recognizing one account only I could not find any solutions

2026-04-11

HTMaiL: Insert HTML into Gmail, Outlook and Yahoo Mail

Edit and easily insert HTML code into the body of your email message in Gmail, Outlook, and Yahoo Mail.

Last updated:
2026-03-13

30,000 users

Kevin Hansen

2025-12-04

Works great on gmail!

2025-12-04

Mathew Crogan

2025-11-05

Works great! As a dev myself, very impressed 👍

2025-11-05

HTML Editor for Gmail by cloudHQ

HTML Editor for Gmail™ - code HTML email directly from Gmail

Last updated:
2026-07-13

50,000 users

GIPeN

2026-08-05

requires account

2026-08-05

harshit pandey

2026-05-14

One of the worst HTML Editor I have seen. Pathetic, the editor was showing the HTML correctly but the final email was just text, html gone.

2026-05-14

Rebump for Gmail

Rebump - Automated Email Follow-up for Gmail and Google Workspace

Last updated:
2026-07-21

3,000 users

Patrick McDermott

2026-07-28

Rebump is, by far, the tool that saves us the most amount of time and stress. Not having to keep track of follow-up dates and manually send emails saves us dozens of hours a month. It’s such a simple, powerful and cost-effective tool that helps us keep on top ...

2026-07-28

Sagar Singh

2026-06-10

As a Sales person. Rebump handles my 70% of the work as 80% of the deal are closed after 4th followup. So rebump takes care of that. so you focus on generating leads, not following up. One suggestion: it would be great if it can add automatic time zones to the mail ...

2026-06-10

SendSafely Encryption for Chrome and Gmail

Chrome extension that provides end-to-end encryption for Gmail. Encrypt private emails and securely share files up to 10GB.

Last updated:
2026-06-25

40,000 users

Gabe Keding

2024-10-05

Easy to use and secure!

2024-10-05

Jason Weiss

2024-04-23

What a great tool! Easy to use and navigate. Seamless integration across all of my email accounts.

2024-04-23

Unlimited Email Tracker by Snov.io

Email tracker for Gmail. Email opens tracking and link clicks statistics for your email messages.

Last updated:
2026-08-20

100,000 users

Josue Trevino

2026-09-18

It´s great to have this service.

2026-09-18

Michael Cosmas

2026-09-18

cool, but some times weird.

2026-09-18

Mail Merge for Gmail – Mailmeteor

Free mail merge & mass email tool for Gmail, with email tracking and auto follow-ups

Last updated:
2026-09-11

60,000 users

Alfred New

2026-09-18

I have been using Mailmeteor for a couple of years. The versatility is amazing. It was especially useful when I was helping organize the first US Google LocalGuides Meetup.

2026-09-18

Zülal Pala

2026-09-17

it works well and when there is a bug, the team solves is quickly

2026-09-17

MailMaestro – Gmail AI assistant

Get to Inbox Zero in no time with AI. Write, reply, improve, and summarize email threads in seconds

10,000 users

DonYale Beckman

2026-07-11

I was only allowed to use Maestro for a week, but I was thoroughly impressed with the capabilities. I wish that I could ask it live questions during a meeting, but I'm able to engage with the service after the call has ended. It would be an excellent perk if ...

2026-07-11

Danelle van Eeden

2026-03-19

Love this tool. Makes my life so much easier. Barely had to edit the notes before sending it out. Thank you for this great tools!!!

2026-03-19

Gmail Mass Unsubscribe & Delete Emails – InboxPurge

Mass unsubscribe and delete unwanted emails in Gmail with one click. Trusted by thousands to clean inboxes fast!

Last updated:
2026-07-17

30,000 users

Leonardo Rodrigues

2026-09-17

Time saver! Great product.

2026-09-17

Michael Teshome

2026-09-15

Loved the chrome extension, worked really well for me at removing unnecessary and email clogging files so overall very pleased.

2026-09-15

Mail Seen – Unlimited Email Tracker for Gmail

Know when your emails are opened!

Last updated:
2025-06-13

6,000 users

viewora software

2026-09-16

Great software

2026-09-16

The Gloss Book Club

2026-09-07

Trying this Extension was Great to me I wish i meant you fast then this

2026-09-07

MailTracker: Email tracker for Gmail

Track if your emails are opened & how many times. Be notified when your emails are read with our advanced Email Tracking extension.

Last updated:
2026-08-13

100,000 users

Patricia A. Grant, Ph.D.

2026-09-20

Excellant communication tracking assistance

2026-09-20

James Julius John

2026-09-16

the limit is too small

2026-09-16

Reverse Conversation for Gmail™

This browser extension which reverse emails in conversation view.

Last updated:
2022-03-31

20,000 users

Rob Wilkes

2026-09-08

Great for making it easier to see recent replies. If you need to print all (pdf) of an email conversation just click the extension- untick the box and everything unreverses instantly. Save. Re-tick.

2026-09-08

Tim Heymans

2026-09-02

This one works for me, not only in Google Chrome but in Edge too! I open an email thread and see the newest email on top. (No weird visual jumps like in other extensions.) GREAT!

2026-09-02

Mailbutler for Gmail

Track emails, send personalized mail merges, create professional signatures, and stay productive in Gmail.

6,000 users

A Chrome Web Store user

2026-03-24

Great tool..

2026-03-24

Richard Elizabeth

2026-03-24

It's good, easy to use and helpful.

2026-03-24

FollowUp.cc for Gmail

Lightweight productivity suite for Gmail. The fastest way to organize your professional life.

Last updated:
2026-05-02

4,000 users

Alexandru Rada

2025-05-09

FollowUp was amazing. I've used it a lot, until I've switched to ActorDO AI Assistant that provides follow-ups along with the rest of AI based email management.

2025-05-09

Alexandru Rada

2025-05-08

FollowUp was amazing. I've used it a lot, until I've switched to ActorDO AI Assistant that provides follow-ups along with the rest of AI based email management.

2025-05-08

Gmail reverse conversation

The add-on reverse emails in conversation view.

Last updated:
2025-11-24

300,000 users

Tim Heymans

2026-09-02

Doesn't work well in Edge browser, unfortunately. 🙁 Other extension with similar function does, though.

2026-09-02

Rami El-Chafei

2026-07-30

Best extension for Gmail - Thank you!

2026-07-30

Gmail Sender Icons

Quickly identify the sender of email messages in Gmail without opening the message.

Last updated:
2024-07-27

20,000 users

heaven sent

2026-06-25

- not helpful - cultters up gmail - better to use our own labels - 0 helpful benefits - & does it poorly w/e it does

2026-06-25

Jacob Brokes

2025-07-29

Pretty neat, but there should be the option to hide the chip for certain domains. For example, if someone with a Yahoo address emails you, you get the Yahoo logo even though you're not emailing Yahoo itself.

2025-07-29

Gmail Settings Extender

Bookmark mails and start compose in chrome-like tabs, auto add CC/BCC, reverse conversations and more..

Last updated:
2026-07-28

9,000 users

Kushan Abeywickrama - HO

2026-07-28

This tool is so help full for us. Can i know why you gys remove the TinyMCE custom rich-test editor, Please if you can add again that feature because i edit the table grid using this tool this is so helpful for us.

2026-07-28

Dávid Bendes

2026-06-22

It was almost perfect with only some minor UX tweaks required; but now as of 2026.06.22. DARK MODE GOT BROKEN: If Chrome is in dark mode, then replying e-mails shows black text on black background. UX glitches: - It should also work with mails popped-out into separate windows: now I'm stuck ...

2026-06-22

Tables for Gmail™ by cloudHQ

Add tables to your emails

Last updated:
2025-11-29

20,000 users

Velky Syr

2026-08-04

I found this really clunky to use. Navigating through the table is not at all intuitive, and as far as I could tell is not possible using the tab key. Using arrows works but is also not intuitive, and highlight a column doesn't seem to be possible. Copying from Gdocs ...

2026-08-04

Steven Morlock

2026-05-23

Allows convenient editing of tables in GMail. Three stars because the extension adds a "Cloud HQ" button next to your profile picture that I don't like and it doesn't appear there is a way to hide it.

2026-05-23

Copper CRM for Gmail and LinkedIn

You live in Google Workspace™. So should your CRM.

60,000 users

Brian Geisel

2026-06-04

I remember why I deleted it last time -- it breaks gmail's CSS so as to render gmail and Copper both useless. Someone else in the comments said you have to install, then uninstall, then install again. We'll try that and see if it sucks any less.

2026-06-04

Paul Scalone

2026-02-13

Copper's chrome extension is a non-negotiable tool for us. It's allowed us to connect and win more business almost overnight.

2026-02-13

Gmail Mod

Adds an embedded audio and video player to Gmail for playing audio and video attachments.

Last updated:
2022-12-07

30,000 users

Ash BK

2026-08-23

KInda works but hasn't been updated in 4 years , best alternative now would be Magico player , it works everytime and it supports more formats , also much newer and faster https://chromewebstore.google.com/detail/kjilmghncdgkpofilgmkcnlnjoleplof?utm_source=item-share-cb

2026-08-23

Jubal Slone

2025-09-20

It's become a staple for me, and I have no clue why this hasn't become a native feature in Gmail, even after all these years. I think the extension needs a much better name, because "Gmail Mod" doesn't give a clear picture of what it actually does, but the ability ...

2025-09-20

Gmail Reverse Threads – Newest First

Reply to and show latest emails on top of Gmail.

Last updated:
2024-03-08

4,000 users

Brandon Pepin

2026-08-13

the extension works great, only thing that would make it better was if it also added functionality for having the reply/compose box move to the very top of the thread as well.

2026-08-13

Andrew Wilkerson

2025-11-06

Works great. Thanks Aaron. I found you on threads after getting frustrated with the last one I was using.

2025-11-06

GQueues for Gmail

Turn emails into actionable tasks with GQueues - the task manager built for teams on Google Workspace.

Last updated:
2026-08-13

6,000 users

Kev Pereira

2018-05-29

Good extension but does not render correctly in new GMail. Button is misaligned.

2018-05-29

Joe Dufresne

2018-01-17

Indispensable for managing my queues. Can't wait for the Google Inbox extension!

2018-01-17

Auto BCC for Gmail™ by cloudHQ

Setup automatic blind copies to your CRM or any other email address

Last updated:
2025-11-29

60,000 users

Steve Mortimer

2026-08-14

I have used Auto BCC for years and have been very happy with it. Suddenly, today it stopped working. After much digging, I got a message that my "trial" subscription had expired and I now had to pay $60 for an annual subscription. So I did. But it still doesn't work. ...

2026-08-14

Troy Vander Noord

2026-01-05

The right thing to do would be to advertise the fact that there is a monthly fee for this extension (not the case with other cloudHQ extensions that I've used, so I was surprised to see that I am now in a trial period), and the amount of that fee. ...

2026-01-05

Boomerang for Gmail

Meeting scheduling and email management tool trusted by millions. Schedule meetings, track responses, send later, and more.

Last updated:
2026-09-09

900,000 users

Blake Johnston

2026-08-14

Been using this for a few years and love it!

2026-08-14

Mac ,Your Advisor

2026-08-06

I really enjoy Boomerang. The tracker helps me make sure that clients are reading my emails and if I don't see any movement, I can check in with clients to see if the emails landed in spams.

2026-08-06

Gmail™ Email Templates by cloudHQ

Beautiful email templates for Gmail. Design your templates or import templates from Mailchimp. With team sharing!

Last updated:
2026-07-28

100,000 users

Elaine Tschanen

2026-03-09

I love using the easy to use email template.

2026-03-09

Alta Frame

2025-12-20

Amazing extension, I have managed to create several templates that I use all the time, I am so glad I found this. However Recently, the native social media icons in the email footer stopped rendering correctly. They show as broken image placeholders with alt text (e.g. “Instagram icon”, “TikTok ...

2025-12-20

Highlight Emails in Gmail by cloudHQ

Highlight Email Rows in Gmail

Last updated:
2025-12-15

8,000 users

Andhrew Smith

2026-05-22

I didn’t realize how much time I was wasting rereading long email threads until I started using the highlight feature from CloudHQ. Now I can mark key points, client asks, and deadlines directly in Gmail. It’s simple but incredibly effective for staying on top of campaigns.

2026-05-22

James Wilson

2026-05-22

I like tools that don’t overcomplicate things. This feature is straightforward and integrates seamlessly into Gmail. No clutter, just utility.

2026-05-22

Quick Look Inbox for Gmail

Get notifications and quick look your new Gmail messages.

Last updated:
2023-08-25

1,000 users

Bob Loucks

2026-05-03

This app is blocked This app tried to access sensitive info in your Google Account. To keep your account safe, Google blocked this access. That's a BIG no-no.

2026-05-03

Bashar Al Masri

2025-05-24

just add Block this email! PLEASE

2025-05-24

ChatGPT for Gmail

Leverage the power of ChatGPT within your Gmail inbox.

Last updated:
2023-05-04

20,000 users

Joe Mercurio

2026-04-21

Great - give it a try.

2026-04-21

Brian Hauptman

2025-10-14

The link to the creator takes you to a Chinese porn link site. Very obvious that this is a scam that is going to scrape your personal information.

2025-10-14

DragApp: AI Shared Inbox for Gmail & WhatsApp

AI-powered shared inbox in Gmail. Manage support@ & sales@ together, add WhatsApp, and let AI draft, sort, summarize and resolve.

Last updated:
2026-09-08

10,000 users

Admin MedPrev

2026-07-10

buggy UI. awfull suport

2026-07-10

Nick Bilick

2026-07-10

Latest update, i cant reply or forward an email. it errors out then opens a new email to compose

2026-07-10

Google Mail Checker

Displays the number of unread messages in your Google Mail inbox. You can also click the button to open your inbox.

Last updated:
2024-08-01

2,000,000 users

Dennis Payton

2026-09-19

Had to remove it I could not delete emails from the PC with this installed. Every time I delete when I come back or check on phone they are still there. Use to work not anymore

2026-09-19

Efrain Enriquez

2026-09-09

Like the previous reviews state, recent updates have made gmail take forever to update. For anyone looking for a workaround, I've found that clicking into my spam inbox refreshes the number badge.

2026-09-09

Send Anywhere For Gmail

Ad-free from any platform, powerful link management and easy large files attachment to email freely

Last updated:
2026-04-29

100,000 users

Sylenth Izy

2024-11-25

no icons are shown in the Gmail at all unlike the description. Manual attachment is also unavailable. Absolutely useless.

2024-11-25

Prafull Borse

2024-07-15

I just registered with rakuten, but unable to use it, as its not been logged in. Its showing lie " yuor email address is not registered"... Dont know what to do?

2024-07-15

Sort Gmail Inbox by cloudHQ

Find an email in seconds with free preset filters

Last updated:
2026-08-10

10,000 users

Jolanda Kieda

2025-08-11

This is a misrepresentation on so many levels. If you're looking for a solution to clean out a bulk of old emails, this isn't it. 1. It FILTERS your inbox. It does not sort. You have to pick what group of emails you want to look at. Sort would mean you ...

2025-08-11

Stefanos Zarkantzias

2024-10-16

Chatgpt doesn't work right if this extension is on. I cannot click on my profile icon. Abd yes, i checked all my extensions one by one and this was the one to blame. Without it ChatGPT works just fine

2024-10-16

Sortd for Gmail

All-in-one Sales, Service, Help Desk & Task Manager for Gmail teams. Visual boards right in Gmail to share, assign and track emails.

Last updated:
2026-09-15

40,000 users

A Chrome Web Store user

2026-03-10

I’ve found Sortd for Gmail really helpful for keeping my inbox under control without having to leave Gmail. It makes it much easier to turn emails into tasks and keep track of what needs a reply, which has helped me stay more organised day to day. It feels simple, ...

2026-03-10

Jemma Richards

2026-03-10

Gmail Message Preview by cloudHQ

Preview emails in inbox.

Last updated:
2025-11-29

10,000 users

Gia

2026-03-23

This extension reports EVERY EMAIL YOU RECEIVE as opened upon delivery to your account. I used one email account (let's call it Mail1) to email myself at a different address (Mail2). Mail1 has a tracker to report when emails are opened. Mail1 emailed Mail2 twice, with the intention of Mail2 ...

2026-03-23

Alison Wojahn

2025-09-15

Used to be a great tool, but now, after years of usage, it is telling me my "free trial" is about to expire. No notice it even was a trial. Be gone, useless one! I don't play games like that. Either be a tool, or be up front that you ...

2025-09-15