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Corebtt MSG Converter vs Mailgun

Mailgun focuses on sending/receiving email via API, not MSG conversion.

Short answer: Pick Corebtt MSG Converter if you want bulk MSG conversion and migration; pick Mailgun if you want transactional email delivery and validation. Corebtt MSG Converter has a free plan; Mailgun has a free plan, paid from $15/month.

Which to pick

Pick Corebtt MSG Converter if you want…

  • Bulk MSG conversion and migration
  • Integrations with Gmail, Yahoo Mail or Thunderbird (on Corebtt MSG Converter's list, not Mailgun's)

Pick Mailgun if you want…

  • Transactional email delivery and validation
  • Email sending and tracking
  • Integrations with HTTP API, SMTP or Webhooks (on Mailgun's list, not Corebtt MSG Converter's)

Side by side

What it is
Corebtt MSG Converter:Corebtt MSG Converter converts Outlook MSG files to multiple formats and imports them into various email services.
Mailgun:Mailgun provides APIs for sending, receiving, validating and tracking transactional emails.
Best for
Corebtt MSG Converter:Bulk MSG conversion and migration
Mailgun:Transactional email delivery and validation
Who it’s for
Corebtt MSG Converter:IT admins, enterprises, forensic investigators, and anyone needing bulk email file conversion.
Mailgun:Developers building email-enabled applications and services.
Pricing
Corebtt MSG Converter:Freemium
Mailgun:Freemium
Starting price
Corebtt MSG Converter:—
Mailgun:$15/month (Basic)
Free plan or trial
Corebtt MSG Converter:Free trial
Mailgun:Free plan (Free) · Free trial
Plans
Corebtt MSG Converter:—
Mailgun:Free $0/mo · Basic $15/mo per month · Foundation $35/mo per month · Scale $90/mo per month
Works with
Corebtt MSG Converter:Gmail, Yahoo Mail, Thunderbird, Google Workspace, Yahoo, AOL, Zoho Mail, Yandex
Mailgun:HTTP API, SMTP, Webhooks, Email template builder

Corebtt MSG Converter features

  • Bulk conversion. Convert unlimited MSG files at once without size limits.
  • Selective filters. Filter by date range, sender, recipient, subject, attachments, etc.
  • Multiple output formats. Export to PST, MBOX, EML, PDF, HTML, CSV, TXT, vCard, and more.
  • Direct import to email services. Import MSG files into Gmail, Office 365, Yahoo, Thunderbird, IMAP, and other providers.
  • Data extraction. Extract email addresses, phone numbers, attachments, contact photos, and associated data.
  • Preview modes. View content, headers, properties, raw messages and hex view before conversion.
  • No Outlook required. Runs on Windows without needing Microsoft Outlook installed.
  • 100% data integrity. Preserves sender/receiver, dates, attachments and formatting during conversion.

Mailgun features

  • RESTful Email API & SMTP relay. Send emails via HTTP API or SMTP with high reliability.
  • Email validation service. Real-time API and bulk upload to remove invalid addresses.
  • Analytics, tracking & webhooks. Detailed delivery, open, click data and event webhooks.
  • Inbox preview & accessibility checks. Preview emails before sending to ensure compliance and deliverability.
  • Dedicated IPs & IP pools. Control reputation with dedicated IPs, included in higher plans.
  • SAML SSO & multi-user access. Enterprise-grade security and role-based access control.
  • Log and message retention. Retention up to 30 days for logs and up to 7 days for messages.
  • Email template builder. Create and manage reusable email templates via API.

Corebtt MSG Converter vs Mailgun FAQ

What is the difference between Corebtt MSG Converter and Mailgun?+

Mailgun focuses on sending/receiving email via API, not MSG conversion.

Should I use Corebtt MSG Converter or Mailgun?+

Pick Corebtt MSG Converter if you want bulk MSG conversion and migration or integrations with Gmail, Yahoo Mail or Thunderbird (on Corebtt MSG Converter's list, not Mailgun's). Pick Mailgun if you want transactional email delivery and validation, email sending and tracking or integrations with HTTP API, SMTP or Webhooks (on Mailgun's list, not Corebtt MSG Converter's).

Is Corebtt MSG Converter or Mailgun free?+

Corebtt MSG Converter has a free plan and paid plans. Mailgun has a free plan; paid plans start at $15/month (Basic).

Do Corebtt MSG Converter and Mailgun integrate with the same tools?+

Their integration lists don't overlap: Corebtt MSG Converter lists Gmail, Yahoo Mail, Thunderbird, Google Workspace and 6 more; Mailgun lists HTTP API, SMTP, Webhooks and Email template builder.

On DevHunt

Corebtt MSG Converter

0 upvotes · Launched on DevHunt on Feb 3, 2026

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