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SysTools Outlook Duplicate Remover vs Memspire

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 Memspire
DetailSysTools Outlook Duplicate Remover logo SysTools Outlook Duplicate RemoverMemspire logo Memspire
What it doesCertified tool to remove duplicate emails, contacts, calendars, and other Outlook items from PST, OST, and BAK files Save every AI conversation to your computer and search it all in one place
StageEstablished Not given
Founded2007 Not given
Based inIN US
Pricing modelPaid Freemium
Pricing$49 USD Free plan: import history, save conversations, and search for 30 days. Memspire Pro: monthly subscription with unlimited search coverage, price shown in app before subscribing.
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
  • Capture conversations from ChatGPT, Claude, and Gemini via Chrome extension
  • Save images and documents created by AI services with conversations
  • Search across all conversations in one place
  • Store conversations locally on computer
  • Browse, open, and export saved conversations
  • Access saved history from AI assistants via MCP access
  • Automatic conversation saving as you chat
  • Works on macOS 10.15 or later and Windows 10 or 11
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
  • All conversations stay locally on your computer, never uploaded to servers
  • Unified search across multiple AI services in one interface
  • Free for 30 days with full search, then freemium model with Pro option
  • Includes images and files created by AI services with conversations
  • No account required to download, create account on first app open
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 checkNot checked yet no change since last check
Trust Flow (Majestic)200
Citation Flow (Majestic)460
Referring domains (Majestic)17480

6 details filled in for both companies.

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