Copernic Desktop Search vs dtSearch (2026): which should you pick?

Pick Copernic Desktop Search if

• Fits if you keep years of files and email on a Windows PC and want one search box
• Works for people who need results offline

Look elsewhere if

• Not for you if you use a Mac, since it runs only on Windows 10 and 11
• Skip it if you need Outlook search on the cheapest tier, which sits on Advanced
• Pricey if you want Teams, SharePoint, Gmail and OCR: Elite is $95.99 a year
• Watch out: the pricing page showed a note that live prices were unavailable and figures were illustrative

Pick dtSearch if

• Fits if you search very large piles of documents and email on Windows
• Works for legal and records teams, which the forensics edition targets

Look elsewhere if

• Pricey if you are one person: $249, and the forensics license is $1,225 a year
• Not for you if you use a Mac, as Desktop and Network need Windows
• Skip it if you want a known renewal cost, because the page does not say what it is
• Watch out: all prices are marked subject to change, with a currency selector on the store page

Copernic Desktop Search

• Windows only; the vendor names Windows 10 and 11.
• The pricing page showed a note that the live checkout price was unavailable and that the displayed figures were illustrative, so confirm at checkout.
• Which extensions come with each edition determines what is searchable; Outlook and Teams support sit above Basic.
• Prices are per user per year; the plan selector offers 1, 2 and 3 year terms.

dtSearch

• The Desktop and Network editions require Windows.
• Support and updates are included for a minimum of one year; the page does not say what renewal costs.
• The forensics license is priced per year and is much higher than the single-user license.
• All prices are marked as subject to change, with a currency selector on the store page.

Copernic Desktop Search

Index-based search

Builds a keyword index of the PC so results appear quickly after the first indexing pass.

Many file types

The vendor says it covers hundreds of file extensions and 11 languages, including PDF, Office files, PST and e-books.

Cloud drives

Indexes Google Drive, Dropbox and OneDrive content.

AI search

Semantic search, summaries and translation powered by Google Gemini or OpenAI are listed as an AI feature.

Offline use

Searches desktop files and emails without an internet connection.

Business server edition

A server and client pair for company-wide search with permissions.

dtSearch

Terabyte indexer

A single index can span over a terabyte of text across folders, email and online data.

25+ search options

Includes phrase, boolean, fuzzy and other search types, plus forensics-oriented options.

Many data types

Reads PDF, Microsoft Office, OpenOffice, email with nested attachments and more through its own document filters.

Spider

The built-in Spider can add local and remote web content to a search.

Network edition

Lets many users search an organization's shared indexes at once.

Developer products

An Engine SDK for Windows, Linux and macOS and a Web edition are sold separately.

Copernic Desktop Search

• Basic$2.42

  per month, billed annually ($28.99 per year, 1 user)

  Desktop and cloud search; extensions listed for this plan include Dropbox, Google Drive, OneDrive and Microsoft Office.

• Advanced$3.75

  per month, billed annually ($44.99 per year, 1 user)

  Adds extensions such as Outlook, Thunderbird and an AI Connector.

• Elite$8.00

  per month, billed annually ($95.99 per year, 1 user)

  Adds Teams, SharePoint, Gmail and OCR extensions.

• Business Server Search$999

  per year for 1 to 3 users

  Server product with multi-tier permissions; 4 to 9 users is $1,699 a year, and 1,000 or more users is quoted on request.

dtSearch

• Desktop, single user$249

  per license; includes support and updates for a minimum of one year

  One person may use it on up to two computers.

• Desktop, annual investigative$1,225

  per year, for one individual

  For forensics and e-discovery use; can be moved between machines and includes a personal-use single-user license.

• Network, multi-user$200

  per seat, for 5 to 24 seats

  Price per seat falls with volume, to $175 for 25 to 99 seats and lower beyond that.