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Head-to-head · Email Scheduling Software

Mailmeteor vs SendLater

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Mailmeteor #2 in Email Scheduling Software 8.8/10 Free plan Free plan✓ 0 of 5 features Visit Mailmeteor
SendLater #6 in Email Scheduling Software 7.7/10 Free plan Free plan✓ 2 of 5 features Visit SendLater

Mailmeteor leads on 0 checks, SendLater on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMailmeteor · 8.8/10
  • Free planboth
  • Most featuresSendLater · 2 of 5

Mailmeteor scores higher on our rubric for email scheduling software: 8.8 against 7.7 out of 10; our editors rank them #2 and #6.

Mailmeteor is the better fit for tracked scheduled campaigns. SendLater is the better fit for outlook users needing recurring sends.

  • Mailmeteor fits best

    Tracked scheduled campaigns

  • SendLater fits best

    Outlook users needing recurring sends

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Side by side

Feature Mailmeteor 8.8/10 Visit ↗ SendLater 7.7/10 Visit ↗
At a glance
Editor score 8.8 7.7
Ranking #2 in Email Scheduling Software #6 in Email Scheduling Software
Best for Tracked scheduled campaigns Outlook users needing recurring sends
Pricing model Free plan + paid Free plan + paid
Starting price $5.99/user/mo —
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Browser extension Desktop
Platforms Web, Chrome extension Windows
Integrations 18 integrations 3 integrations
Features Mailmeteor 0/5 · SendLater 2/5
Automated follow-ups Not checked yet ✓ (best)
Recurring emails Not checked yet ✓ (best)
Email snoozing Not checked yet Not checked yet
Browser extension Not checked yet Not checked yet
Mobile apps Not checked yet Not checked yet
Specs
Scheduled email limit Not checked yet Not checked yet
Our review
Pros
  • Tracks opens, clicks, replies, bounces, and unsubscribes
  • Supports mail merge, scheduling, Autopilot, and automated follow-ups
  • Connects with Gmail, Outlook, spreadsheets, Zapier, and multiple CRMs
  • Supports daily, weekly, monthly, yearly, and custom recurring schedules
  • Resends emails automatically when no reply is received
  • Can send through SMTP or Exchange when Outlook is closed
Cons
  • Email tracking works with Gmail, not Outlook, Yahoo, or other providers
  • Higher sending volumes and advanced automation require paid plans
  • The Professional plan is needed for inbox rotation and dedicated onboarding
  • Windows-only platform limits device and operating-system coverage
  • Free Edition is limited to 3 scheduled emails
  • Free scheduled messages include an advertisement
Our verdict

Mailmeteor is an email campaign platform for individuals and teams sending personalized messages through Gmail, Outlook, Google Sheets, Google Docs, Excel, or a web dashboard. Its core use case is scheduled outreach with measurable…

Read the review →

SendLater is a Windows desktop add-in for Microsoft Outlook that schedules delayed, recurring, and follow-up emails. It is designed for Outlook users who need more control over when messages are sent, including users managing repeat…

Read the review →
  1. MailmeteorEmail Scheduling Software 8.8Free plan
  2. SendLaterEmail Scheduling Software 7.7Free plan

Strengths and trade-offs

  • Mailmeteor — where it wins

    • Tracks opens, clicks, replies, bounces, and unsubscribes
    • Supports mail merge, scheduling, Autopilot, and automated follow-ups
    • Connects with Gmail, Outlook, spreadsheets, Zapier, and multiple CRMs

    Where it doesn't

    • Email tracking works with Gmail, not Outlook, Yahoo, or other providers
    • Higher sending volumes and advanced automation require paid plans
    • The Professional plan is needed for inbox rotation and dedicated onboarding

  • SendLater — where it wins

    • Supports daily, weekly, monthly, yearly, and custom recurring schedules
    • Resends emails automatically when no reply is received
    • Can send through SMTP or Exchange when Outlook is closed

    Where it doesn't

    • Windows-only platform limits device and operating-system coverage
    • Free Edition is limited to 3 scheduled emails
    • Free scheduled messages include an advertisement

More comparisons

All email scheduling software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update