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SysTools Outlook Duplicate Remover vs Many Displays

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 Many Displays
DetailSysTools Outlook Duplicate Remover logo SysTools Outlook Duplicate RemoverMany Displays logo Many Displays
What it doesCertified tool to remove duplicate emails, contacts, calendars, and other Outlook items from PST, OST, and BAK files Mac windows back in place after sleep or unlock, automatically and instantly
StageEstablished Established
Founded2007 Not given
Based inIN Not given
Pricing modelPaid Not given
Pricing$49 USD $19 USD one-time payment for one person on up to 3 Macs. Includes one year of updates; last version of that year works forever. Free 14-day trial.
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
  • Automatic window restoration after wake, unlock, login or monitor reconnection
  • Distinguishes identical monitors by system UUID and physical port
  • Fast restore without app communication, around 20ms for hundreds of windows
  • Restores display arrangement including resolution, refresh rate, rotation and HDR
  • Restores windows across all virtual desktops (Spaces)
  • Visual feedback with soft blur and countdown during restore
  • No setup required, learns layout automatically while you work
  • Private by design with no network access or analytics
  • Goes idle with no external displays connected
  • Distinguishes layouts per display combination
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
  • Works reliably with identical monitors that macOS cannot distinguish by standard means
  • Fast and never hangs because it reads the window server directly instead of querying each application
  • Open source code published under Functional Source License with MIT conversion after two years
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 check1 +1 (up) since last check
Trust Flow (Majestic)2013
Citation Flow (Majestic)4623
Referring domains (Majestic)174813

5 details filled in for both companies.

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