2
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 run a small business.
Free planiPhoneAndroidMacWindowsWeb
At a glance
| App | Price | Platforms | Pick it if |
|---|---|---|---|
| Spike (the app you have) | Free and Pro plans | Everywhere | - |
| Spark Mail | Free plan | Everywhere | you want a close match |
| Microsoft Outlook | Free for personal use | Everywhere | you run a small business |
| Thunderbird | Free | Android, Mac, Windows, Linux | you want it free |
| Airmail | Free for one account | Apple | you use Apple devices |
| Apple Mail | Free with Apple devices | Apple | you want it free |
| AOL Mail, News, Weather | Free download | iPhone, Android | you want a close match |
| eM Client | Free | Windows, Mac, iPhone, Android | you would rather not pay a subscription |
| Mimestream | 14-day free trial, then about $50/year | Apple | you use Apple devices |
1
Spark Mail
Free plan; Plus about $10/month
A cross-platform email app with a Smart Inbox and an AI assistant.
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 Linux and you want open source.
FreeAndroidMacWindowsLinux
4
Airmail
Free for one account; Pro about $6/month or $30/year
A polished email client for iPhone, iPad, Mac and Apple Watch.
Pick it if you use Apple devices.
Free planiPhoneMac
5
Apple Mail
Free with Apple devices; some features need iCloud+
The built-in mail app on every iPhone and Mac, with strong privacy features.
Pick it if you want it free, you want something simpler and you are just starting out.
FreeiPhoneMac
6
AOL Mail, News, Weather
Free download; paid upgrades in the app
AOL's app for email, news headlines and weather.
Free planiPhoneAndroid
7
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 would rather not pay a subscription, you want more power-user features and you run a small business.
Free planWindowsMaciPhoneAndroid
8
Mimestream
14-day free trial, then about $50/yearA fast, native Mac email client built just for Gmail.
Pick it if you use Apple devices.
PaidMac
We matched these apps to Spike 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.