Best HCL Notes Alternatives in 2026

20 platforms from email clients ranked against HCL Notes on the same published basis.

  1. 1HCL Notes vs Zoho Mail
  2. 2HCL Notes vs Spark Mail
  3. 3HCL Notes vs Mailbutler Smart Assistant
  4. 4HCL Notes vs Mailspring
  5. 5HCL Notes vs Epistles Mail
  6. 6HCL Notes vs Dove
  7. 7HCL Notes vs Mozilla Thunderbird
  8. 8HCL Notes vs eM Client
  9. 9HCL Notes vs Newton Mail
  10. 10HCL Notes vs Canary Mail
  11. 11HCL Notes vs Spike
  12. 12HCL Notes vs Edison Mail
  13. 13HCL Notes vs MailMate
  14. 14HCL Notes vs Shortwave
  15. 15HCL Notes vs Airmail
  16. 16HCL Notes vs PigeonPost
  17. 17HCL Notes vs Velo
  18. 18HCL Notes vs Sparrow
  19. 19HCL Notes vs Franz
  20. 20HCL Notes vs FairEmail

HCL Notes alternatives compared

#PlatformScoreFree planFromRuns on
1Zoho Mail9.7Free plan$0.08/moAndroid, iOS, Linux, Mac, Web, Windows
2Spark Mail9.5Free plan$8.25/moAndroid, iOS, Mac, Windows
3Mailbutler Smart Assistant9.4Free plan$7/moAndroid, Browser, iOS, Linux, Mac, Web, Windows
4Mailspring9.3Free planLinux, Mac, Windows
5Epistles Mail9.3Free plan$2.92/moAndroid, iOS, Linux, Mac, Web, Windows
6Dove9.0Free plan$16.67/moAndroid, iOS, Mac, Web, Windows
7Mozilla Thunderbird8.9Free planFreeAndroid, Linux, Mac, Windows
8eM Client8.9Free plan$3.33/moAndroid, iOS, Mac, Windows
9Newton Mail8.7Free plan$5/moAndroid, iOS, Mac, Windows
10Canary Mail8.7Free plan$3/moAndroid, iOS, Mac, Windows
11Spike8.6Free plan$4/moAndroid, iOS, Mac, Web, Windows
12Edison Mail8.5Free planAndroid, iOS, Mac, Windows
13MailMate8.5Free plan$10/moMac
14Shortwave8.4$30/moAndroid, iOS, Mac, Web, Windows
15Airmail8.3Free plan$2.50/moiOS, Mac
16PigeonPost8.3Free planFreeLinux, Mac, Windows
17Velo8.3Free planFreeLinux, Mac, Windows
18Sparrow8.3Free planFreeLinux, Mac, Windows
19Franz8.3Free planLinux, Mac, Windows
20FairEmail8.2Free planFreeAndroid
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Questions about HCL Notes alternatives

What is the best alternative to HCL Notes?

Zoho Mail, number 1 in email clients with a score of 9.7 out of 10. The others here: Spark Mail, Mailbutler Smart Assistant, Mailspring and 16 more.

What is the best free alternative to HCL Notes?

Zoho Mail is the best-ranked alternative with a free plan. 19 of the 20 alternatives here publish a free plan on their own pricing pages.

Is there an open-source alternative to HCL Notes?

Yes: Mozilla Thunderbird.

How are these alternatives ranked?

Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.