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Instead of Boomerang

Boomerang alternatives

Boomerang brings email follow-ups and meeting coordination together in browser extensions and mobile apps. Send Later, reminders, inbox snoozing, read receipts, and Inbox Pause address message management; Meeting Poll, Bookable Schedule, Free/Busy sharing, and Suggest Times help arrange meetings. Respondable provides real-time guidance on email wording and tone. Its free Basic plan allows 10 message credits monthly, while paid plans have unlimited credits and differ in account eligibility and features.

1. 1 M

   Mixmax

   Free plan APIExtensionLinux+3

   Revenue teams running Gmail or Outlook sales sequences — Mixmax adds multi-stage sales sequences, real-time open and click tracking, and Salesforce workflow automation, while Boomerang focuses on email productivity and meeting scheduling.

   7.4 Free plan · paid from $29/user/mo (annual) · 14-day trial Visit site
2. 2 F

   FollowUpThen

   Free plan AndroidiPhoneLinux+3

   Personal reminders without connecting an inbox — FollowUpThen schedules private or group reminders through email addresses without an inbox connection, unlike Boomerang’s broader email and meeting toolkit.

   7.7 Free plan · paid from $4/mo · 14-day trial Visit site
3. 3

   Yesware

   Free plan ExtensionMacWeb+1

   Sales outreach tracking across Gmail and Outlook — Yesware centers on multi-touch sales campaigns, prospect engagement reporting, and Salesforce syncing, rather than Boomerang’s inbox tools and meeting coordination.

   6.9 Free plan · paid from $15/user/mo (annual) · 14-day trial Visit site
4. 4

   Hunter

   by Hunter

   Free plan APIExtensionWeb

   Finding prospects and sending cold email campaigns — Hunter combines professional email discovery and B2B lead search with cold-email sequences, whereas Boomerang focuses on managing email and meetings.

   7.5 Free plan Visit site
5. 5

   Mailmeteor

   Free plan AndroidAPIExtension+2

   Personalized campaigns and mail merge across tools — Mailmeteor adds mail merge across Gmail, Outlook, Excel, Sheets, and Docs, plus campaign segmentation and conditional follow-ups.

   7.5 Free plan · paid from $5.99/user/mo Visit site
6. 6

   ReachInbox

   Free plan APIWeb

   Scaling AI-personalized cold outreach — ReachInbox focuses on AI prospect discovery, cold campaign personalization, warmup, and deliverability tools, rather than Boomerang’s personal email productivity.

   7.0 Free plan · paid from $30/mo (annual) Visit site
7. 7

   Right Inbox

   Free plan ExtensionLinuxMac+2

   Gmail users needing recurring mail and CRM sync — Right Inbox adds Gmail mail merge, conditional follow-up sequences, recurring emails, and broad CRM sync alongside scheduling and reminders.

   7.2 Free plan · paid from $7.95/user/mo (annual) Visit site
8. 8 L

   Later.io

   Free plan Web
   7.1 Free plan Visit site
9. 9 O

   Outplay

   Free plan ExtensionWeb
   7.1 Free plan · paid from $39/mo (annual) · 7-day trial Visit site
10. 10

    ReplySequence

    Free plan APIWeb
    6.9 Free plan · paid from $23/mo (annual) · 14-day trial Visit site
11. 11 S

    SendEmAll

    Free plan APIWeb
    6.8 From $59/mo Visit site
12. 12 S

    Schedule Email

    Free plan Extension
    6.7 Free plan · paid from $4.99/user/mo Visit site
13. 13 S

    Scurry

    Free plan Web
    6.7 Free plan · paid from $59.99/user/mo · 14-day trial Visit site
14. 14 S

    SendLater

    Free plan Windows
    6.6 Free plan Visit site
15. 15

    YAMM

    Free plan ExtensionWeb
    6.6 Free plan Visit site
16. 16

    Instantly

    Free trial AndroidAPIiPhone+1
    6.5 From $47/mo · 14-day trial Visit site
17. 17

    Klenty

    Free trial APIExtensionWeb
    6.3 From $50/user/mo (annual) · 14-day trial Visit site
18. 18

    lemlist

    Free trial APIExtensionWeb
    6.3 From $55/mo (annual) · 14-day trial Visit site
19. 19

    GMass

    Free trial ExtensionWeb
    6.2 Visit site
20. 20

    Overloop

    Free trial APIExtensionWeb
    6.1 From $69/user/mo · 7-day trial Visit site
21. 21

    QuickMail

    Free trial APIExtensionWeb
    6.1 From $49/mo · 14-day trial Visit site
22. 22

    Saleshandy

    Free trial AndroidAPIExtension+2
    6.1 From $34/mo (annual) · 7-day trial Visit site
23. 23 N

    NuReply

    Free trial APIWeb
    6.0 From $25/mo · 14-day trial Visit site
24. 24

    Reply.io

    Free trial APIExtensionWeb
    6.0 14-day trial Visit site

A different tool may suit you better if your work centers on sales campaigns, prospect discovery, mail merge, or reminders that do not require inbox access. Compare the alternatives’ email account support and workflows with Boomerang’s scheduling and writing tools: some focus on engagement tracking and CRM links, while others automate recurring reminders or outreach. Check the plan cost where available, the supported devices, and whether the workflow is for personal follow-up or team prospecting. Also weigh whether Boomerang’s meeting tools and mobile apps matter to your choice.

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