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SysTools Outlook Duplicate Remover vs PeakFlow

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

SysTools Outlook Duplicate Remover compared with PeakFlow
DetailSysTools Outlook Duplicate Remover logo SysTools Outlook Duplicate RemoverPeakFlow logo PeakFlow
What it doesCertified tool to remove duplicate emails, contacts, calendars, and other Outlook items from PST, OST, and BAK files Five productivity tools for Mac and Windows with a free 30-day trial
StageEstablished Not given
Founded2007 Not given
Based inIN Not given
Pricing modelPaid Not given
Pricing$49 USD Free 30-day trial of all five tools. Pro US$2.99/month (billed monthly, cancel anytime). One tool US$9.99 once. All five tools US$29.99 once. Dictation top-ups from US$5 (over 100,000 words for US$5, over 200,000 words for US$10, over 400,000 words for US$20). Launcher and Guarana are free for every
Key features
  • Removes duplicate emails, contacts, calendars, tasks, journals and notes
  • Works with PST, OST, and BAK file formats
  • Operates without requiring Microsoft Outlook installation
  • Batch processing of multiple files simultaneously
  • Multiple removal actions including permanent delete, move to folder, flag, and mark as expired
  • Process duplicates within single folder or across multiple folders
  • Advanced duplicate detection based on 14 email properties
  • Date range filtering for old and current duplicate data
  • Split oversized files from 10 MB to 200 GB
  • Preserves folder hierarchy and data integrity during process
  • Works across multiple monitors and supports macOS 13+ and Windows 10 and 11
  • No telemetry in the app and local processing of focus detection frames
What makes it different
  • Standalone tool that works without installing Microsoft Outlook
  • Handles password-protected Outlook files
  • Provides multiple removal actions beyond permanent deletion
  • Supports all Outlook versions including Outlook 2024
  • Can run without administrator privileges
  • AI dictation that removes filler words and adds punctuation automatically
  • Focus detection processes frames locally on your computer with no video storage or transmission
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)69 +1 (up) since last check9 no change since last check
Trust Flow (Majestic)204
Citation Flow (Majestic)4618
Referring domains (Majestic)174812

4 details filled in for both companies.

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