2
Edison Mail
Free. Paid tiers not listed on the homepage
A free mobile email app with a unified inbox, one-tap unsubscribe and tracking-pixel blocking.
Pick it if you want it free.
FreeiPhoneAndroid
At a glance
| App | Price | Platforms | Pick it if |
|---|---|---|---|
| Mailbird (the app you have) | Free version | Windows, iPhone, Android | - |
| Spark Mail | Free plan | Everywhere | you need it on Mac and the web |
| Edison Mail | Free. Paid tiers not listed on the homepage | iPhone, Android | you want it free |
| Thunderbird | Free | Android, Mac, Windows, Linux | you want it free |
| eM Client | Free | Windows, Mac, iPhone, Android | you need it on Mac |
| Microsoft Outlook | Free for personal use | Everywhere | you need it on Mac and the web |
| Spike | Free and Pro plans | Everywhere | you need it on Mac and the web |
| Boomerang | Basic free | iPhone, Android | you want a close match |
| AOL Mail, News, Weather | Free download | iPhone, Android | you want a close match |
1
Spark Mail
Free plan; Plus about $10/month
A cross-platform email app with a Smart Inbox and an AI assistant.
Pick it if you need it on Mac and the web, you want it free and you want AI built in.
Free planiPhoneAndroidMacWindowsWeb
3
Thunderbird
Free; funded by donationsFree, open-source email, calendar and contacts for desktop and mobile.
Pick it if you want it free, you need it on Mac and Linux and you want open source.
FreeAndroidMacWindowsLinux
4
eM Client
Free; Personal $49.95/year or $74.95 one-time
A full desktop email client for Windows and Mac with calendar, tasks, contacts and chat, sold by subscription or one-time license.
Pick it if you need it on Mac, you would rather not pay a subscription and you want more power-user features.
Free planWindowsMaciPhoneAndroid
5
Microsoft Outlook
Free for personal use; also in Microsoft 365
Email, calendar and contacts in one app, on every major platform.
Pick it if you need it on Mac and the web, you want it free and you run a small business.
Free planiPhoneAndroidMacWindowsWeb
6
Spike
Free and Pro plansEmail that reads like chat, with team spaces, docs and tasks alongside.
Pick it if you need it on Mac and the web, you want AI built in and you work with a team.
Free planiPhoneAndroidMacWindowsWeb
7
Boomerang
Basic free; Personal $4.98/month; Pro $14.98/monthA Gmail extension to schedule emails, get reminders when no one replies, and pause your inbox.
Free planiPhoneAndroid
8
AOL Mail, News, Weather
Free download; paid upgrades in the app
AOL's app for email, news headlines and weather.
Free planiPhoneAndroid
We matched these apps to Mailbird by what they are for, who they suit and where they run, using our research on each app's official website and app store listing. We have not tested them hands-on for this page. Check the price on each app's own site before you buy.