SysTools Outlook Duplicate Remover vs Linger

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 Linger
Detail	SysTools Outlook Duplicate Remover	Linger
What it does	Certified tool to remove duplicate emails, contacts, calendars, and other Outlook items from PST, OST, and BAK files	A private, local-first image organizer for design references
Stage	Established	Not given
Founded	2007	Not given
Based in	IN	Not given
Pricing model	Paid	Paid
Pricing	$49 USD	Personal $39 USD one-time for 1 person on 2 Macs with Linger 0.x and 1.x updates included; Lifetime $79 USD one-time for 1 person on 4 Macs with all future major upgrades included. 14-day full trial available with no card required.
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	Add personal notes and tags to each reference Multiple view modes: grid, stack and focus views Text search across titles, notes and tags Canvas feature to arrange references side by side Collections and saved searches Local library with no cloud sync required Optional AI for text extraction and descriptions Chrome extension for easy capture No item count limits
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	Private local-first library that keeps your data on your device with zero cloud dependency One-time purchase with permanent access, no monthly subscriptions Canvas tool to explore visual and conceptual relationships between references
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	69 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	20	0
Citation Flow (Majestic)	46	13
Referring domains (Majestic)	1748	1

5 details filled in for both companies.

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