Question 1

Is API Tester really free?

Accepted Answer

Yes! All tools on CodelithLabs are 100% free with no hidden costs, premium tiers, or usage limits.

Question 2

Do you store my data?

Accepted Answer

No. All processing happens in your browser. We never see, store, or transmit your data.

Question 3

Can I use this for commercial projects?

Accepted Answer

Absolutely! Use api tester for personal, educational, or commercial projects without restrictions.

Question 4

Does it work offline?

Accepted Answer

Yes, once the page is loaded, the tool works offline since all processing is client-side.

Question 5

What browsers are supported?

Accepted Answer

All modern browsers: Chrome, Firefox, Safari, Edge, Opera. Mobile browsers fully supported.

Question 6

Is API Tester really free?

Accepted Answer

Yes! All tools on CodelithLabs are 100% free with no hidden costs, premium tiers, or usage limits.

Question 7

Does API Tester store my data?

Accepted Answer

No. All processing happens in your browser. We never see, store, or transmit your data to any server.

Question 8

Does API Tester work offline?

Accepted Answer

Yes, once the page is loaded, the tool works offline since all processing is client-side.

Question 9

Is API Tester secure to use?

Accepted Answer

Yes. Your data never leaves your browser — all processing happens client-side with zero server transmission. We use HTTPS encryption for the site itself.

Question 10

What browsers are supported?

Accepted Answer

All modern browsers are fully supported: Chrome, Firefox, Safari, Edge, and Opera. Mobile browsers work perfectly too.

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API Tester

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