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FileHelper.com

Free browser-based tool to identify, view, and convert hundreds of file types

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  • Overview
  • Features
  • Pricing
  • Pros
  • Cons
  • Reviews

FileHelper.com Overview

  • Updated February 12, 2026

FileHelper.com is a free online file viewer that lets users identify, open, and convert a wide range of file formats directly in their web browser.

With support for hundreds of file types and no required downloads, it is designed for quick inspection of unknown files, viewing common documents, and converting images safely and easily.

Key Features

  • File Type Identification: Detects and identifies over 15,000 known file formats, including obscure and uncommon files.
  • In-Browser File Viewing: Opens more than 150–300 supported file types directly in the browser without local software.
  • Image Conversion: Converts images and camera RAW files into common formats like JPG, PNG, TIFF, and GIF.
  • Metadata Display: Shows technical properties and metadata details for supported file formats.
  • Google Drive Integration: Works as a Google Workspace add-on to view and convert files stored in Google Drive.

Price

Plan Price Featured
Free $0 (Free Forever) View over 300 file formats, Identify 15,000+ file types, Image format conversion

 

Pros

Competitor

Pros
File Viewer Plus Compared to File Viewer Plus, FileHelper.com is completely free and does not require installation. It works instantly in a browser, making it easier for quick checks of unknown files. While File Viewer Plus is more powerful offline, FileHelper is far more accessible and cost-effective for casual users.
Online-Convert FileHelper.com offers a simpler experience than Online-Convert, with fewer ads and no forced account creation. It focuses on viewing and identifying files rather than complex workflows, making it faster for basic use cases and safer for users who only need inspection or light conversion.
Zamzar Unlike Zamzar, FileHelper.com allows users to view files directly without mandatory conversion. This reduces waiting time and avoids email-based delivery. Its free usage is less restrictive, which is beneficial for users who need quick previews rather than repeated conversions.
CloudConvert FileHelper.com is easier to use than CloudConvert for non-technical users. There are no credit systems or usage limits to manage, and the drag-and-drop interface is straightforward. For simple viewing and identification, FileHelper feels lighter and less complex.
Google Drive Preview Compared to Google Drive’s native preview, FileHelper.com supports a wider range of uncommon and technical file formats. It also provides file identification and metadata details that Drive does not expose, making it more useful when dealing with unknown or unsupported files.

Cons

Competitor

Cons
File Viewer Plus Compared to File Viewer Plus, FileHelper.com lacks advanced editing and offline access. Users who frequently work without an internet connection or need deeper file manipulation may find FileHelper limiting despite its convenience and free availability.
Online-Convert FileHelper.com provides fewer conversion options than Online-Convert. Users needing fine-grained control over output settings, such as resolution or compression profiles, may feel constrained by FileHelper’s simpler conversion feature set.
Zamzar Unlike Zamzar, FileHelper.com does not focus heavily on batch conversions or large automation workflows. This makes it less suitable for users who need to process many files repeatedly or integrate conversions into structured processes.
CloudConvert FileHelper.com cannot match CloudConvert’s advanced format coverage and API-driven automation. Developers or power users who require programmable conversions and enterprise-grade reliability may find FileHelper too basic.
Google Drive Preview While more flexible than Google Drive Preview, FileHelper.com requires uploading files to an external service. Privacy-conscious organizations may prefer Drive’s native preview to avoid transferring files outside their primary cloud environment.

Verified Customer Reviews

  • ScamAdviser Review (Rating: 4/5): Users report that FileHelper.com feels legitimate and safe to use, appreciating its straightforward functionality, though some note limited information about the company behind the service.
  • Google Workspace Review (Rating: 5/5): Reviewers like the seamless Google Drive integration and wide format support, but mention that the tool is mainly focused on viewing rather than advanced editing or conversions.
  • Reddit/r/DataHoarder Review (Rating: 4/5): Reddit users appreciate the idea of quickly understanding and categorizing files, while pointing out that the tool is basic and not intended for heavy-duty file management tasks.
  • FileHelper.com User Feedback (Rating: 4/5): Users value being able to open uncommon formats like LOG files instantly, but note that performance depends on browser speed and file size.