Home / Technologies / CountUp.js vs Polyfill.io
CountUp.js vs Polyfill.io: who uses which
Polyfill.io is on more sites: 80,632 against 37,236 for CountUp.js, about 2.2 times as many. Here's how they compare across the websites we've indexed, and where each one does best.
Where each one is used
| Domain | CountUp.js | Polyfill.io |
|---|---|---|
| .com on .com | 17,966 | 43,820 |
| .io on .io | 123 | 6,418 |
| .org on .org | 1,494 | 3,239 |
| .de in Germany | 2,631 | 931 |
| .pl in Poland | 810 | 1,851 |
| .fr in France | 1,222 | 1,295 |
| .net on .net | 792 | 1,490 |
| .uk in the UK | 636 | 1,494 |
36 sites run both at once.
Questions
Which is more popular, CountUp.js or Polyfill.io?
Polyfill.io is on more sites: 80,632 against 37,236 for CountUp.js, about 2.2 times as many, across the sites StackGrep has indexed.
Do sites use CountUp.js and Polyfill.io together?
36 sites load both. That's often a switch in progress, or two teams picking different tools.
Want the whole list?
Sign up to download every site using CountUp.js or Polyfill.io as a spreadsheet and see new ones as they appear. 200 free credits to start. No card needed.