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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
log in
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "log in" is correct and can be used in written English.
It refers to entering a username and password in order to access an online account. For example: "If you want to access our online store, you'll need to log in with your username and password."
✓ Grammatically correct
Wiki
News & Media
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
57 human-written examples
Just log in again.
Wiki
Then log in.
News & Media
Just log in.
News & Media
Log in now.
News & Media
Log in.
News & Media
Now, Log in.
Wiki
Click on "Log in.
Wiki
Log in every day.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
3 human-written examples
Other log-in clusters?
News & Media
(Science magazine log-in required).
Science & Research
Log-in to Wattpad.com.
Wiki
Expert writing Tips
Best practice
Always ensure users have a clear and easy-to-find "log in" button or link on your website or app.
Common error
Avoid using "log in" when you actually mean "sign up". "Log in" is for existing users, while "sign up" is for creating a new account.
Source & Trust
71%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "log in" functions as an intransitive verb, denoting the action of gaining access to a computer system or online account. Ludwig AI confirms this through numerous examples of its use in various contexts.
Frequent in
Wiki
63%
News & Media
22%
Science
15%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "log in" is a very common verb phrase used to describe the action of gaining access to a computer system or online account by entering credentials. Ludwig AI confirms its grammatical correctness and widespread usage across different contexts, primarily in Wiki and News & Media sources. While alternatives like "sign in" or "log on" exist, "log in" remains a standard and widely understood term in digital interactions. Ensure you use it correctly, distinguishing it from "sign up" which refers to creating a new account.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
sign in
This alternative is a direct synonym, implying the same action of gaining access to a system.
log on
This alternative is another synonym, often used interchangeably with "log in".
access account
This alternative describes the action's purpose rather than the specific action itself.
authenticate
This alternative is a more formal term emphasizing the verification process.
enter credentials
This alternative focuses on the information required to gain access.
gain access
This alternative is a broader term that may or may not require a login process.
connect to
This alternative focuses on establishing a connection with a system or service.
register
This alternative is typically used when the user does not have an account.
go online
This alternative indicates initiating an internet session, not necessarily logging into an account.
validate session
This alternative focuses on the process of confirming the current user's active session.
FAQs
How do I use "log in" in a sentence?
You can use "log in" to describe the action of accessing an account, such as: "Please "sign in" with your username and password to continue."
What's the difference between "log in" and "sign in"?
"Log in" and "sign in" are generally interchangeable and mean the same thing: to gain access to an account by entering your credentials.
What can I say instead of "log in"?
Alternatives to "log in" include "log on", "access account", or "authenticate", depending on the context.
Is it correct to say "login" instead of "log in"?
"Login" is often used as a noun or adjective, while "log in" is a verb phrase. For example, "Use your login credentials to "gain access" to the system."
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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
71%
Authority and reliability
4.5/5
Expert rating
Real-world application tested