Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
test them out
Grammar usage guide and real-world examplesUSAGE SUMMARY
"test them out" is a correct and usable phrase in written English.
You can use it any time you want to express the idea of trying something out in order to see how it works. For example, "If you're unsure how to use the new software, why don't you test them out?".
✓ Grammatically correct
News & Media
Academia
Wiki
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
You test them out in the lab.
News & Media
They do work – but test them out first.
News & Media
"I have to test them out, don't I?" I wheedled.
News & Media
"And they're super strong – I had to test them out in the toilet over there".
News & Media
A carousel of lenses pops up, which you can swipe between to test them out.
News & Media
They have lost their last three home games and we aim to really test them out".
News & Media
Of course, my visit was at too balmy a time of year to test them out.
News & Media
"I find things, test them out, and see what works," Ms. Lyons said.
News & Media
Pizzas and crepes: They don't look good, but I didn't test them out.
News & Media
The key is to be open to new ideas and to do the work to test them out.
Academia
"We have thoroughly prepared plans for major incidents of this nature and we regularly test them out".
News & Media
Expert writing Tips
Best practice
When introducing a new product or strategy, use "test them out" to encourage a practical evaluation of its benefits.
Common error
In formal reports or academic papers, avoid using "test them out". Opt for more sophisticated synonyms like "evaluate", "assess", or "examine" to maintain a professional tone.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "test them out" functions primarily as a phrasal verb, indicating the action of evaluating or experimenting with something to determine its suitability or effectiveness. Ludwig confirms its broad usage across diverse contexts.
Frequent in
News & Media
51%
Academia
22%
Wiki
13%
Less common in
Formal & Business
4%
Science
10%
Social Media
0%
Ludwig's WRAP-UP
In summary, "test them out" is a common and acceptable phrasal verb that encourages evaluating something through practical application. According to Ludwig, this phrase is widely used across various platforms, especially in News & Media, Academia and Wiki sources. Although "test them out" is generally safe to use, remember to use more formal alternatives such as "evaluate" or "assess" in academic or business contexts. You can also use alternatives such as "try them" or "examine their effectiveness" to express the same idea. When in doubt, always consider your target audience and the tone of your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
try them
A more concise and informal alternative.
check them
A simple and direct way to say to verify something.
see how they work
Focuses on observing the functionality of something.
evaluate them
Emphasizes a more formal assessment process.
give them a shot
An informal phrase suggesting an attempt to use something.
assess their performance
Focuses on measuring how well something functions.
examine their effectiveness
Focuses on a detailed inspection to measure results.
put them through their paces
Highlights a thorough examination of capabilities.
run some trials
Implies a series of tests to determine efficacy.
experiment with them
Suggests a more exploratory and iterative approach.
FAQs
How can I use "test them out" in a sentence?
You can use "test them out" when you want to express the idea of trying something to see how it works, like: "Before launching the campaign, let's "test them out" with a small group".
What can I say instead of "test them out"?
You can use alternatives like "evaluate them", "assess their performance", or "try them" depending on the context.
Is "test them out" appropriate for formal writing?
While "test them out" is widely understood, it may be perceived as informal. In formal writing, consider using alternatives such as "evaluate them" or "examine their effectiveness".
What's the difference between "test them out" and "try them"?
While both phrases suggest experimenting with something, "test them out" implies a more deliberate and evaluative approach. "Try them" is generally more casual and can simply mean to give something a go.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested