🆚 KeyCAPTCHA vs. Microsoft Invest
- 📈 Microsoft Invest is much more popular than KeyCAPTCHA.
- 🌍 Microsoft Invest is more popular in all countries.
Statistics based on 4M+ analyzed websites. About this data
KeyCAPTCHAType
Legacy technology
Legacy technology
About
KeyCAPTCHA was a jigsaw puzzle captcha service with plugins for 19 popular content management systems. It operated from 2010 until its shutdown in September 2025.
Microsoft Invest was a demand-side ad management platform created after Microsoft's acquisition of Xandr to facilitate programmatic media buying.
Microsoft later retired the standalone platform to consolidate its advertising technologies and integrate buy-side capabilities directly into 
Microsoft Advertising.
Headquarters
Russia
Redmond, Washington, United States
Website
Pricing
Free version ✔️
Magnetic CAPTCHA $2+/month
Personal CAPTCHA $2+/month
M+ CAPTCHA $2+/month
Unbranded $2+/month
Categories
Popularity
Determined by the number of sites using each technology.
Microsoft Invest legacy technology is 4,798 times more popular than KeyCAPTCHA.
Total websites
Market share
Legacy
Popularity by country
Determined by the number of sites detected from each country.
Microsoft Invest is more popular than KeyCAPTCHA in all countries.
United States
United Kingdom
Germany
France
Turkey
Australia
Netherlands
Spain
Italy
Canada
Awards
- ⭐ 7th most popular in Norway in the Advertising category.
- ⭐ 8th most popular in Finland in the Advertising category.
- ⭐ 9th most popular in Norway in the Legacy category.
- ⭐ 10th most popular in Turkey in the Advertising category.
- ⭐ 10th most popular in Mexico in the Advertising category.
Popularity by domain category
Determined by the number of sites in each category.
Microsoft Invest is more popular than KeyCAPTCHA in all market segments.
Business
Online Shopping
General News
Marketing/Merchandising
Blogs/Wiki
Finance/Banking
Health
Travel
Fashion/Beauty
Entertainment
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 4,001,723 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.