Alternatives

Products that do what Disk Space Fan does

Fast disk space analyzer with smart visualizations

1. 1
   FindDiskKiller▲106

   See which apps are hammering your Mac's disk

   Jul 2026

2. 2
   DuckDisk▲104

   Table-first storage analysis for Mac, cloud, and SSH

   28d ago · github.com

3. 3
   DiskPeek▲3

   See what’s eating your disk. Fast.

   4d ago · diskpeek.app

4. 4VD
   Visualizing disk IO activity using log-scale banded graphs▲207

   2018 · bvckup2.com

5. 5
   DaisyDisk 4.21▲86

   Disk space visualization and management tool for Mac

   2021

6. 6
   Spacer▲97

   Tag-based File Explorer

   Nov 2025

7. 7
   PlanetScale Metal▲127

   The fastest way to run databases in AWS or GCP

   2025

8. 8
   DriveStats.io▲116

   Visualize and clean up your Google Drive storage easily

   2021

9. 9
   DiskRaptor Free Disk Space Analyzer▲1

   DiskRaptor Free Disk Space Analyzer

   3d ago · diskraptor.com

10. 10
    superfile▲188

    A modern, visual file manager for the terminal

    Jul 2026

11. 11
    Spacewolff▲183

    P2P marketplace for ads. Turn excess space into ad space.

    2017

12. 12
    FileSaver▲79

    Very fast multi-threaded OSS (MIT) file size scanner utility

    2020

13. 13
    DiskLint▲2

    Developer Disk Space Analyzer

    26d ago · apps.apple.com

14. 14
    TurboHub▲96

    Fast all-in-one SSD & multiport adapter

    2020

15. 15
    Row Zero▲129

    The fastest spreadsheet

    2024

16. 16
    TinyStorage▲178

    A Modern GUI For S3

    2025

17. 17
    Somiflash▲107

    World's smartest 1TB flash drive

    2018

18. 18DA
    diskard – A fast TUI disk usage analyzer with trash functionality▲6

    This is an ncdu clone written in Rust that I figured others might find useful! The main things that differentiate it from ncdu are: - It's very fast. In my benchmarks it's often twice as fast. - It allows you to send files to trash rather than permanently delete. Please try it out and lmk if I can improve on anything!

    Mar 2026 · github.com

19. 19
    shelf▲211

    Asset management infrastructure for everyone

    2023

20. 20
    GigaDrive▲109

    World's fastest 2,800MB/s transfer speed, 4TB external SSD

    2021

21. 21
    Offloader▲75

    Free up disk space by offloading to iCloud Drive faster

    2025

22. 22
    Shelfinder▲104

    A floating shelf for drag-and-drop files on macOS

    Dec 2025

23. 23B2
    Bvckup 2 – Fast File Replicator for Windows▲154

    This is a long-running project that started as the proverbial need to scratch my own itch and then somehow evolved into a full-time job of the past 6 years. Link: https://bvckup2.com I thought I'd do a Show HN for two reasons. 1. I obviously want to show my baby to those who haven't seen it. Its primary purpose is to do very fast file replication. If you are familiar with "robocopy /mir" - same idea, but on steroids. Lots of them. It can be used for both mirroring and archiving backups, among other things. It is light, very small and it is really quite fast. Half of the…

    2019 · bvckup2.com

24. 24
    Periscope Data Cache▲174

    150X faster data analysis

    2015

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