Ext Ops Panel
Open the app

Bulk Images to WebP Converter

Chrome Web Store listing by devappscript

A Chrome extension with 1 000 users, a small but real audience.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 1 screenshot

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
1 000
Rating
4.0 (12 ratings)
Users, last 13 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
1.0.2.1
Updated in the store
2019-05-09
Published
2019-05-09
Manifest
V2
Browser access
1 permission

How it has moved

Users
unchanged since 31.08
1k · 2 readings
  1. 2026-08-311k
  2. 2026-09-121k
Rating
unchanged since 31.08
reviewsrating 4.00 · 2 readings
  1. 2026-08-31reviews12rating4.00
  2. 2026-09-12reviews12rating4.00
Users
unchanged since 31.08
1k · 2 readings
  1. 2026-08-311k
  2. 2026-09-121k
Rating
unchanged since 31.08
reviewsrating 4.00 · 2 readings
  1. 2026-08-31reviews12rating4.00
  2. 2026-09-12reviews12rating4.00

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • Store data in your browser without the usual size limit unlimitedStorage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

devappscript publishes 19 listings we track, 8k users between them. Listed website: nsspot.herokuapp.com.

  1. PostScript Viewer and Compiler devappscript · published 2019-05-20 2k users ★ 2.6
  2. Convert SWF, Flash to PDF devappscript · published 2019-05-25 1k users ★ 2.4
  3. Telnet, SSH Client for Browser devappscript · published 2019-06-24 1k users ★ 2.6
Show 5 more from this publisher
  1. PHP Compiler Editor devappscript · Productivity · Developer · published 2019-06-08 631 users ★ 4.0
  2. XPS, PDF, TIFF, CBZ Viewer devappscript · published 2019-05-02 578 users ★ 2.4
  3. Font Viewer and Tester devappscript · published 2019-05-13 575 users ★ 4.5
  4. MOBI Diet, Reduce File Size devappscript · published 2019-05-08 245 users ★ 1.7
  5. Personal Game Emulators for Browser devappscript · published 2019-05-27 183 users ★ 2.2

Like this one

Listings the catalog judges closest in what they say they do.

  1. png2webp.sh - Free PNG to WebP Converter Describes nearly the same job, smaller audience 4 users
  2. Image to WebP Converter Describes nearly the same job, smaller audience 79 users ★ 5.0
  3. WebP to JPG/PNG Converter Describes nearly the same job, smaller audience 147 users
  4. WebP to JPEG Describes nearly the same job, smaller audience 869 users ★ 3.0
  5. Webpify Describes nearly the same job, smaller audience 8 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.