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SMTP Debug Tool vs Softaken OLM to IMAP Migration

SMTP Debug Tool tests SMTP connections, not OLM conversion
SMTP Debug ToolTest and debug your SMTP connection. Quickly and for free. Softaken OLM to IMAP MigrationEffective solution to migrate OLM archive files directly into any desired IMAP Accounts.

Side by side

What it is
SMTP Debug Tool:A free web tool to test, proxy, and blackhole SMTP connections with real-time session logs.
Softaken OLM to IMAP Migration:Softaken OLM to IMAP Migration moves Outlook for Mac .olm files directly into any IMAP email account on Windows.
Best for
SMTP Debug Tool:3-in-1 SMTP testing and debugging
Softaken OLM to IMAP Migration:OLM-to-IMAP migration on Windows
Who it’s for
SMTP Debug Tool:Developers and engineers who need to debug email sending setups.
Softaken OLM to IMAP Migration:Mac Outlook users who need to transfer mail to Gmail, Outlook.com, Office 365, etc., on Windows.
Pricing
SMTP Debug Tool:Free
Softaken OLM to IMAP Migration:Freemium
Plans
SMTP Debug Tool:—
Softaken OLM to IMAP Migration:Demo FREE
Works with
SMTP Debug Tool:Amazon SES, SendGrid, Mailgun, Sendinblue, Google SMTP, Elastic Email, SMTP2GO, UniOne
Softaken OLM to IMAP Migration:Gmail, Google Workspace (G Suite), Yahoo Mail, AOL Mail, Outlook.com, Office 365, Zoho Mail, iCloud
DevHunt upvotes
SMTP Debug Tool:4
Softaken OLM to IMAP Migration:0
Launched on DevHunt
SMTP Debug Tool:May 2024
Softaken OLM to IMAP Migration:Jan 2026

SMTP Debug Tool features

  • SMTP Test. Run a quick SMTP session in the browser and view the full conversation log.
  • SMTP Proxy. Log an existing SMTP connection between your app and mail provider for error analysis.
  • SMTP Blackhole. Create a safe test session without exposing real credentials, capturing logs only.
  • Real-time logs. See live, detailed logs of every SMTP command and response.
  • No login required. All core functions are accessible without registration.
  • Extended parameters for logged-in users. Add subject, HTML body, and extra headers, and raise hourly limits.
SMTP Debug Tool on DevHunt →Alternatives

Softaken OLM to IMAP Migration features

  • Direct OLM → IMAP transfer. Migrate full .olm archives straight into IMAP servers without needing Outlook installed.
  • Preserve metadata & attachments. Keeps subject, recipients, formatting, signatures and all attachments intact.
  • Folder mapping. Upload to existing IMAP folders or create new ones, preserving original folder hierarchy.
  • Scan & preview. Shows full mailbox preview and lets you select items before uploading.
  • Unlimited size (full license). Full version removes any limits on OLM file size or item count.
  • Multi-provider support. Works with Gmail, Yahoo, AOL, Outlook.com, Office 365, Zoho, iCloud, custom IMAP, etc.
Softaken OLM to IMAP Migration on DevHunt →Alternatives

Based on each tool's website and DevHunt data. Details may change; check the official sites.