What Tablif read on Defrag98's site
Defrag98 describes itself as: “Defrag98: Windows 98 Disk Defrag Simulator, Free Online”
- Price model: free tier
- Free tier: Free forever
- Stage: Live, no waitlist
- How it differs: “The defragmentation is simulated, not scripted.”
What it is
Calls itself “Windows 98 simulator” and “browser recreation”.
- Calls itself: Windows 98 simulator · browser recreation · +4
“…a Windows 98 simulator”
“…a free browser recreation of the Microsoft Windows 98 Disk Defragmenter”
Where it puts itself
Rules out “ads” and “reads, moves or modifies a single real file”.
- Says it will not: ads · reads, moves or modifies a single real file
“The defragmentation is simulated, not scripted. Each pass works out which clusters to read and write from the state of the disk at that moment, so no two runs lay out the same way.”
“…there are no ads”
What it costs
A free tier, free forever. Prices quoted: 3 euros.
- Free plan: free forever
- Price: 3 euros
“A coffee costs 3 euros”
“It is free, carries no ads, and asks nobody to sign up.”
Who it sells to
Sells to consumers.
- Sells to: consumers
“It is free, carries no ads, and asks nobody to sign up.”
How it runs
A web app. Runs locally and works offline. No API.
- Kind: web
- Runs where: on the device, offline
- API: no
“…running in your browser.”
“It runs offline. Install it once and the whole thing, sound effects included, works with no network connection.”
What it works with
Names Boing Boing, Microsoft Windows 98 Disk Defragmenter and 4 more on its pages.
- Names: Boing Boing · Microsoft Windows 98 Disk Defragmenter · PC Gamer · +3
“Defrag98 has been written up by PC Gamer, heise online, Boing Boing and kottke.org, and discussed on Hacker News and Lobsters.”
“Defrag98 The Windows 98 Disk Defragmenter, running in your browser.”
What it offers as proof
Live, no waitlist. Try it without signing up. Publishes a blog.
- Trial asks for: nothing
“…asks nobody to sign up”
“…release notes -> https://defrag98.com/changelog”
Sources
Tablif read these pages, last on 4 Oct 2026. Everything above is what the product says about itself; Tablif does not verify every claim.
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