⚡ Browser APIs in Tanzania

Browser APIs (Application Programming Interfaces) are a set of functions that allow web developers to interact with the browser and system resources, providing features such as data storage, network requests, performance monitoring, graphics rendering, background tasks, and camera and microphone access.

Tanzania is an East African country with a population of over 67 million people.

According to our data, browser APIs are detected on 33.6% of websites from Tanzania.

Statistics based on 740 analyzed websites. About this data

⭐ Most Popular in 2026

The following chart shows the top browser APIs in Tanzania in 2026, based on market share.

The most popular is Web Storage, which dominates the market with an overwhelming 83.9% share.
It is followed by Fetch with 15.7% and XMLHttpRequest with 11.6%.

Web Storage 83.9%
Fetch 15.7%
XMLHttpRequest 11.6%
Navigation Timing 6.4%
Beacon API 6.4%
Interest-Based Advertising Opt-Out 4.4%
PerformanceObserver 2.8%
WebSocket 1.2%
WebGL 0.8%
Origin Trials 0.4%

🚀 Highlights

Here is a list of the top APIs that are more popular in Tanzania than worldwide.
Differences between global and country rankings are shown in parentheses.

2. Fetch ^(-1)
6. Interest-Based Advertising Opt-Out ^(-2)
10. Origin Trials ^(-5)

✨ Best Browser APIs

Below is a more detailed list of 10 browser APIs used on sites from Tanzania, ranked by their market share.

Rank	Name	Market share
1	Web Storage Cambridge, Massachusetts, United States A browser API and client-side key-value database that allows websites to store persistent data on users' devices.	83.9%
2	Fetch Cambridge, Massachusetts, United States A modern XMLHttpRequest alternative for fetching network resources.	15.7%
3	XMLHttpRequest Cambridge, Massachusetts, United States A JavaScript API to create HTTP requests.	11.6%
4	Navigation Timing Cambridge, Massachusetts, United States A part of the Performance API that provides metrics related to navigation from one page to another.	6.4%
5	Beacon API Cambridge, Massachusetts, United States Used to send asynchronous and non-blocking requests to a web server.	6.4%
6	Interest-Based Advertising Opt-Out Allowed sites to exclude themselves from Federated Learning of Cohorts cohort calculations using the "interest-cohort=()" permission policy.	4.4%
7	PerformanceObserver Cambridge, Massachusetts, United States A part of the Performance API that is used to monitor performance measurement events.	2.8%
8	WebSocket Fremont, California, United States A communication protocol that enables persistent, full-duplex data exchange between a client and a server over a single TCP connection.	1.2%
9	WebGL A cross-platform, royalty-free open web standard for a low-level 3D graphics API based on OpenGL.	0.8%
10	Origin Trials Mountain View, California, United States A way for developers to test and use experimental web platform features.	0.4%

👉 See Also

🌎 Browser APIs in other countries

🗃️ 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 740 websites from Tanzania.
We currently track the presence of 17 browser APIs across the web.
Of these, 10 were detected on websites from Tanzania.
Statistics were last calculated on April 7, 2026.
For more details, see our methodology and disclaimer.