• Todoist icon

    Todoist

    To do list and task manager.

    Freemium Mac Windows Web / Cloud Android ... iPhone Chrome OS Android Tablet Windows Phone iPad Chrome Microsoft Office Outlook Android Wear Gmail Firefox

  • Google Tasks icon

    Google Tasks

    Tasks adds a to-do list to Gmail. After adding the lab, click the Tasks link above the chat box on the left-hand-side of the page. Your task list will appear on the right – click anywhere in the list and start typing to add a task.

    Free Web / Cloud Chrome OS Gmail

  • SalesHandy icon

    SalesHandy

    Email tracking | Email Scheduling | Reply Tracking | Mail Merge | Document / Attachment tracking | Gmail Chrome Extension | Outlook Addon

    Freemium Mac Windows Web / Cloud Chrome OS ... Windows 10 Chrome Microsoft Office Outlook Windows 7 Microsoft Outlook Express Outlook Gmail Windows 8 Chrome Web Store

  • FullContact icon

    FullContact

    The FullContact Address Book lets you keep all your contacts in one place, automatically up-to-date. This social contact management software automatically cleans your contacts, enriches them with social profile data, and continually syncs...

    Freemium Web / Cloud Android iPhone Android Tablet ... iPad Chrome Gmail

  • Boomerang icon

    Boomerang

    Schedule an email to be sent later. Easy email reminders. Boomerang for Gmail is a Firefox / Chrome / Safari plugin that lets you take control of when you send and receive email messages. Very limited free capability.

    Freemium Web / Cloud Android Chrome Microsoft Office Outlook ... Safari Opera Gmail Firefox

  • Remailder icon

    Remailder

    Remailder is an easy solution to organize everything through your email!

    Freemium Web / Cloud Chrome Yahoo! Mail Microsoft Office Outlook ... Safari Apple Mail Gmail

    • Discontinued The official website is no longer available.
  • LinkedIn Rapportive icon

    LinkedIn Rapportive

    Rapportive shows you everything about your contacts right inside your inbox. A simple CRM built into Gmail.

    Free Web / Cloud Chrome Gmail Firefox

    • Discontinued The extensions are outdated (2013/2014) and they no longer work.
  • ActiveInbox for Gmail icon

    ActiveInbox for Gmail

    Discover a stress free Gmail where nothing falls through the cracks.

    Commercial Mac Windows Linux Chrome ... Safari Google Apps Gmail Firefox

  • Xobni icon

    Xobni

    Xobni is an Outlook plugin that helps you search and organize your inboxes. Download Xobni's Outlook plugin instantly. With Xobni you find E-mails and contacts as quick as with Google Mail. 3 languages: english, german and french. ...

    Freemium Windows Android iPhone Blackberry ... Microsoft Office Outlook Gmail

    • Discontinued After having been acquired by Yahoo on 2013, the service Xobni.com has been shut down on July 2, 2014, as written at https://support.xobni.com/entries/21914995-Yahoo-Acquisition-of-Xobni-FAQ
  • Streak CRM icon

    Streak CRM

    Amazing CRM on top of Gmail

    Freemium Web / Cloud iPhone Gmail

  • Screenleap icon

    Screenleap

    Screen share instantly for free using Screenleap. Screenleap makes it really easy to share your computer screen. You can share your screen with as many people as you like with no downloads, account setup, or cost required. Friends, family...

    Freemium Web / Cloud Gmail

  • Gist.com icon

    Gist.com

    Connecting the inbox to the web to provide business-critical information about the people and companies that matter most. Add contacts automatically: Your contacts are everywhere. They are in email, social networks, on your mobile...

    Free Web / Cloud Android iPhone Microsoft Office Outlook ... Gmail Firefox

    • Discontinued Gist.com was officially closed on September 15, 2012.
  • Secure Gmail icon

    Secure Gmail

    An extension to send secure, encrypted messages through Gmail. SecureGmail encrypts and decrypts emails you send in Gmail. This happens all on your machine, and the unencrypted text never reaches Google servers. This is useful if you...

    Open Source Mac Windows Linux Chrome ... Gmail

  • Mailtrack for Gmail: email tracking icon

    Mailtrack for Gmail: email tracking

    Email tracking free and unlimited. Add the double check marks to your Gmail.

    Freemium Windows Chrome OS Vivaldi Browser Chrome ... Streak CRM Gmail Yesware Boomerang Chromium Dropbox

  • Paperworks icon

    Paperworks

    Keep your finances organized by automatically scanning your Gmail for financials.

    Free Web / Cloud Gmail

  • Virtru icon

    Virtru

    Virtru provides digital privacy technology to let you easily share information securely through all major email programs and applications. Virtru puts you in charge of how your digital information is shared. Combining control, convenience...

    Freemium Web / Cloud iPhone Yahoo! Mail Outlook ... Gmail

  • ZeroMail icon

    ZeroMail

    ZeroMail cleans up your inbox by allowing you to block/unsubscribe from any unwanted mailings or put them in a daily digest

    Free Web / Cloud Gmail

    • Discontinued Functionality seems broken, and there's no activity from social media accounts.
  • Vocus icon

    Vocus

    Vocus is a productivity tool for Gmail available as a Chrome extension.

    Commercial Web / Cloud Chrome Gmail

  • Gmail Offline icon

    Gmail Offline

    Alternative interface for Gmail with offline support

    Free Mac Windows Linux Web / Cloud ... Gmail

  • FoxType icon

    FoxType

    Write in a more polite, friendly tone.

    Free Web / Cloud Gmail

  • Yesware icon

    Yesware

    Yesware is a Gmail plugin that provides email tracking, schedule emails to be sent later and reminders integrated in the Gmail interface.

    Freemium Web / Cloud iPhone Microsoft Office Outlook Gmail

  • Gmail Unread Counter (Widget) icon

    Gmail Unread Counter (Widget)

    Gmail Unread Counter is a widget that allows you to view the number of unread emails. With one click, it directly opens the Gmail app with the customized label/tab/folder. Feature list: - Supports multiple Gmail accounts -...

    Freemium Android Android Tablet Gmail

  • Sidekick

    email tracking plugin for Gmail

    Freemium Web / Cloud Gmail

  • SignEasy icon

    SignEasy

    The simplest way to sign documents on smartphones, tablets and desktops.

    Commercial Web / Cloud Android iPhone Android Tablet ... iPad Google Drive Gmail