How Many? Staging icon

How Many? Staging

by how many extension · howmanyextension.com · Workflow & Planning
Established publisherManifest V3 Free
View in Chrome Web Store Data as of 18 Oct 2026

Chrome extension to see merchants available stock

Users
31
+2 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#131K
#109K among extensions
Version
5.0.22
updated 30 Oct 2023

Users

monthly, 3 years
32037Aug 2023Apr 2025Oct 2026
Latest, 18 Oct 2026: 31 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
001Aug 2023Apr 2025Oct 2026
Latest, 18 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About How Many? Staging

The free version of this extension only works on amazon pages with the offer-listings in the url. You must be on that type of page and then CLICK the icon and it will start to work. You do not need a license key to use the free version. it just works for 5 uses each day. Easily check how much your competition has available to purchase on amazon. Returns available amounts to purchase if under 1,000 directly on the page. Very fast and easy to use. Just get to the page and click the button. No more adding the item to cart and using the 999 trick manually. This extension does all that for you in the background. How Many Premium Edition includes the following 1. Gets the buy box quantity (when available) 2. Gets the merchants listed on the main product detail page's available stock 3. Estimates sales volumes or if you have Jungle Scout installed it will use those sales estimations (Check the options page) 4. Sub-totals the FBA and MCF available quantity 5. Gives estimated 30 day sell through price. Make more profit!! 6. Gets next lowest offer (not including shipping) and the available quantity on all offers pages 7. All new variation viewer (includes out of stock variations!!) 8. iOS and Android Companion App 9. Right-Click context menu 10. Get available quantity on storefronts 11. Reveal when a merchant is limiting their stock quantities 12. Reveal the true inventory number if merchant is hiding their stock amount up to 999 All this for a small monthly fee limitations: Current version does not work on some amazon Europe countries If merchant fullfilled offer is limiting quantity we only get the available quantity to purchase at any given time. If you need help please contact us at support@howmanyextension.com

Growth

WindowUsersChangeRatingsRating
7 days+5+19.2%00.00
30 days+2+6.9%00.00
6 months+4+14.8%00.00
1 year+10+47.6%00.00

Version history

16 versions recorded
5.0.2230 Oct 2023
5.0.2127 Oct 2023
5.0.2017 Oct 2023
5.0.1211 Sep 2023
5.0.117 Sep 2023
5.0.1031 Aug 2023
5.0.928 Aug 2023
5.0.821 Aug 2023

Details

Category
Workflow & Planning
First seen
24 May 2023
Size
3.9 MB
Languages
en-US
Pricing
Free
Privacy policy
app.howmanyextension.com
Support
adelogroup.freshdesk.com
Extension ID
hmafhfeahiiffkfodebojgbhikgcfenc

Permissions and risk

Moderate riskimpact 3, likelihood 1
Permissions
storagetabsactiveTab
Site access
*://app.howmanyextension.com/**://*.amazon.com/**://amazon.com/**://*.amzn.com/**://*.amazon.co.uk/**://*.amazon.de/**://*.amazon.fr/**://*.amazon.it/**://*.amazon.ca/**://*.amazon.com.mx/*and 8 more

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