Timers & games / Random.org
Random.org
RANDOM.ORG offers true random numbers to anyone on the Internet. The randomness comes from atmospheric noise, which for many purposes is better than the pseudo-random number algorithms typically used…
Where it stands
4.0 / 5
Signals score
Not a hands-on test
Based on 2 of 3 signals
- Website health5 / 5 · weight 50%
Measured from the tool's public website
- Facts stated3.4 / 5 · weight 30%
How many of the five facts the tool's own pages state
Built only from what we can measure or quote without using the tool. How ranking works
Rank by signals
We have not run our own hands-on test on Random.org yet. Facts checked 2026-11-01. How tests work
Disclosure: agathox makes some of the tools listed here. They are labelled and scored by the same method as every other tool.
Should you use Random.org?
A quick read built only from what the tool's own pages state and from our tests, not from opinion. Facts checked 2026-11-01.
A good fit if…
Nothing is clearly stated yet.
Check first
- Its pages do not state: watermark, where your files go. Check on the tool's site before you rely on it.
Measured signals
5 / 5 · measured 2026-11-08Read automatically from Random.org's public website: how reliable, secure, private and open the site is. This is not a test of how well the tool does its job. How this is measured
- Reliability5 / 5The page answered and finished downloading in 109 ms.
- Security5 / 54 of 5 protective headers set (strict-transport-security, content-security-policy, x-content-type-options, x-frame-options).
- Privacy5 / 5No third-party tracking services found on the page.
- Transparency5 / 5Links a privacy policy; links a pricing page.
Community feedback
Not enough discussion yet: 6 classified comments from 1 thread. We need at least 12 from 2 threads.
- Positive
“Here's a pretty good description of how one company does it in their hardware random number generator [1]. Generally along the same lines people have already described, with the addition of testing throughout the process…”
Read in the thread - Positive
“Simpler problem: how do you take a biased coin and convert it into a perfect source of random bits. You flip the coin twice. That will produce 50/50 random bits, no matter what the probability of the coin is.”
Read in the thread
Threads: The History of Random.org (2009) (2019, 60 comments)
- Free tier
- Not stated.
- Paid plan
- The Draws pricing page shows one-time prices by number of entries: up to 500 entries $4.95, 1,000 entries $8.95, 10,000 entries $54.95, 100,000 entries $249.95, 1,000,000 entries $1,149.95. Over 1,000,000 entries or monthly billing means contacting the site. A drawing can have 1 to 50,000 winners.
- Signup
- The pricing page says an account is needed to hold drawings. Not stated for the number generator or dice roller.
- Watermark
- Not stated.
- Where files go
- Not stated. The privacy page says statistics cookies use Google Analytics and that data is never sold to third parties. It does not say how long data is kept.
From the tool's own pages, checked 2026-11-01. Sources: Draws pricing, Privacy. Prices and limits change; check the tool before you rely on them.
Get an email if Random.org changes
We check its official pages every week. If they change, we tell you, so you can see if the price or limits moved. No other email, and one click stops it.
Are you the maker of Random.org? Link to this page
Copy this into your site. The link goes to this page, and it does not change any score.
<a href="https://agathox.com/tools/random-org">Random.org on agathox: compared and tested</a>
Tasks and scores
- Random number generatorNot tested yet
- Dice rollerNot tested yet
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