Compatibility

This is based on caniuse tables and may not always be accurate

Last updated: 2023-04-15

Browser	Supported versions	Usage of supported versions	Usage of unsupported versions	Necessary Polyfills (for supported versions)
Chrome	>33	~25%	0.14%	URLSearchParams¹
Edge	>12	~2.6%	0%	URLSearchParams¹
Safari (Desktop)	>7	~4.4%	0.04%	URLSearchParams¹
Firefox	>29	~3%	0.18%	None
IE	10, 11	0.42%	0.13%	Promise, URLSearchParams
Chrome for Android	>111²	~41%	Unknown	None
Safari (Mobile)	>12.1	~1%	0.01%	None
Samsung Internet	>4	~2.7%	0%	None
Opera Mini	None	Unknown	~1%	None
Opera Mobile	73²	0.01%	0%	None
UC Browser for Android	>13.4	0.91%	0%	None
Firefox for Android	>110²	0.3%	0%	None
Android Browser	>4.4.4	0.25%	0.18%	URLSearchParams¹
Total	Unknown	98.4%	1.6%	Promise on IE, URLSearchParams¹

If you want to check something yourself or want newer info, take a look at this:

Only relevant sources will be included here

Only if you wish to support legacy browsers and only when using POST requests with data ↩ ↩² ↩³ ↩⁴ ↩⁵
Previous versions are probably supported too ↩ ↩² ↩³