However, varying our language can make our communication feel more dynamic, personal, and thoughtful. Here are 35 other ways to say “I will let you know” with examples, explanations, and tips on when to use each one.
In our everyday communication, whether in the workplace or personal interactions, there are times when we need to keep others informed. The phrase “I will let you know” is often used to promise that we’ll share important information in the future.
What Does “I Will Let You Know” Mean?
“I will let you know” is a phrase used to inform someone that you’ll provide them with more information later. It’s a promise to follow up or update them when you have the needed details. This can range from providing an answer, sending further instructions, or simply keeping someone in the loop.
When to Use “I Will Let You Know”
You would use “I will let you know” when you’re unable to provide the necessary information at the moment, but you’re assuring someone that you’ll follow up with the details soon. This can be used in both formal and informal situations, depending on the context and relationship with the person.
Is It Professional/Polite to Say “I Will Let You Know”?
Yes, saying “I will let you know” is both professional and polite. It’s an open-ended promise to provide information, and it keeps the conversation moving forward without leaving the other person in the dark. However, be mindful of the timing and whether or not you follow through promptly to maintain trust and professionalism.
Pros and Cons of Saying “I Will Let You Know”
Pros:
- It shows responsiveness and the intention to follow up.
- It’s a polite and non-committal way to handle a request you can’t answer immediately.
- It keeps the conversation open-ended without making promises you can’t keep.
Cons:
- Overusing this phrase can come across as vague if you don’t follow up on time.
- If said too frequently, it might make you seem indecisive or non-committal.
I Will Let You Know Synonyms:
- “I’ll Keep You Updated”
- “I’ll Get Back to You”
- “I’ll Follow Up with You”
- “I’ll Let You Know When I Have More Info”
- “I’ll Keep You in the Loop”
- “I’ll Notify You Once I Know”
- “I’ll Update You on That”
- “I’ll Inform You Soon”
- “I’ll Let You Know Once I’ve Checked”
- “I’ll Report Back to You”
- “I’ll Get the Information to You Soon”
- “I’ll Keep You Posted”
- “I’ll Make Sure You Know”
- “I’ll Circle Back with You”
- “I’ll Share the Details with You”
- “I’ll Fill You In”
- “I’ll Check and Get Back to You”
- “I’ll Let You Know Once It’s Confirmed”
- “I’ll Make a Note to Update You”
- “I’ll Get Back to You With the Info”
- “I’ll Send You an Update”
- “I’ll Check Back With You Soon”
- “I’ll Notify You When I Have an Answer”
- “I’ll Update You as Soon as I Know More”
- “I’ll Update You as Soon as I Know More”
- “I’ll Follow Up Once I Have a Response”
- “I’ll Let You Know as Soon as I Hear Back”
- “I’ll Be Sure to Keep You Informed”
- “I’ll Let You Know When It’s Set”
- “I’ll Pass Along the Information”
- “I’ll Check in With You Later”
- “I’ll Keep You Posted”
- “I’ll Get Back to You As Soon As Possible”
- “I’ll Follow Up Shortly”
- “I’ll Loop You In When I Have More Info”
“I’ll Keep You Updated”
Meaning:
A promise to inform the person regularly.
Explanation:
This alternative implies that you’ll continue to share information as it comes in, often used when the situation might evolve.
Example:
“I’ll keep you updated as soon as I have more details.”
Best Use:
When you want to reassure someone that you’ll keep them in the loop.
Worst Use:
When the situation is straightforward, and a single update is all that’s needed.
Tone:
Reassuring, open.
“I’ll Get Back to You”
Meaning:
A way to let someone know you’ll follow up with an answer soon.
Explanation:
This phrase indicates that you intend to respond at a later time.
Example:
“I’ll get back to you once I’ve reviewed the report.”
Best Use:
When you need more time to gather information.
Worst Use:
In situations where you already know the answer but are delaying giving it.
Tone:
Polite, neutral.
“I’ll Follow Up with You”
Meaning:
To promise to reach out again with more information.
Explanation:
This conveys a commitment to revisit the topic after you’ve had time to gather the necessary details.
Example:
“I’ll follow up with you once I’ve spoken to the team.”
Best Use:
In professional settings, particularly when you’re handling tasks that involve multiple parties.
Worst Use:
When you’re addressing something immediate.
Tone:
Professional, responsible.
“I’ll Let You Know When I Have More Info”
Meaning:
You’re letting the person know that you’ll update them when you have more details.
Explanation:
This is a clear and straightforward way to tell someone that you’ll reach out once additional information is available.
Example:
“I’ll let you know when I have more info about the meeting schedule.”
Best Use:
When you don’t have all the facts yet but are promising to update the person soon.
Worst Use:
When the situation requires immediate action.
Tone:
Clear, neutral.
“I’ll Keep You in the Loop”
Meaning:
You’re promising to keep the person informed with all relevant updates.
Explanation:
This is an informal and friendly way to reassure someone that they won’t be left out of the conversation.
Example:
“Don’t worry, I’ll keep you in the loop about the project’s progress.”
Best Use:
When you’re working with colleagues or team members and want to assure them that they’ll be regularly updated.
Worst Use:
In formal or more serious settings where a more professional tone is needed.
Tone:
Casual, friendly.
“I’ll Notify You Once I Know”
Meaning:
A way to let someone know you’ll inform them as soon as you have the information.
Explanation:
This phrase is straightforward and implies that the recipient will be notified as soon as you have the needed details.
Example:
“I’ll notify you once I know the outcome of the interview.”
Best Use:
When you have a specific event or moment in mind for providing an update.
Worst Use:
When you don’t have a clear timeline for when the information will be available.
Tone:
Direct, clear.
“I’ll Update You on That”
Meaning:
A simple promise to give more information later.
Explanation:
This is often used in both personal and professional contexts when you can’t provide a complete update just yet.
Example:
“I’ll update you on that once I’ve had a chance to review the documents.”
Best Use:
When you need to confirm that the person will receive an update but aren’t sure exactly when.
Worst Use:
When the timing of the update is unclear.
Tone:
Professional, neutral.
“I’ll Inform You Soon”
Meaning:
A way to assure someone that you’ll provide the requested information soon.
Explanation:
This phrasing sounds polite and professional, indicating a promise to update someone shortly.
Example:
“I’ll inform you soon about the next steps.”
Best Use:
When you need to acknowledge a request but don’t have the necessary information at the moment.
Worst Use:
If you need to provide urgent information immediately.
Tone:
Polite, considerate.
“I’ll Let You Know Once I’ve Checked”
Meaning:
A promise to update someone after you’ve verified or researched something.
Explanation:
This implies that you’re in the process of gathering the needed details before you can respond.
Example:
“I’ll let you know once I’ve checked with the supplier.”
Best Use:
When you need to verify information before following up.
Worst Use:
If the situation requires a quick answer.
Tone:
Professional, polite.
“I’ll Report Back to You”
Meaning:
A promise to provide a detailed update after gathering information.
Explanation:
This phrase suggests a more formal follow-up, often used when you need to compile or analyze details before reporting back.
Example:
“I’ll report back to you after the meeting with the client.”
Best Use:
In professional or formal settings, especially when you need to summarize information or results.
Worst Use:
When you’re simply confirming an appointment or date.
Tone:
Formal, respectful.
“I’ll Get the Information to You Soon”
Meaning:
A polite promise to provide information shortly.
Explanation:
This phrase reassures the other person that you’ll be gathering the information quickly and will get it to them as soon as possible.
Example:
“I’ll get the information to you soon so you can make your decision.”
Best Use:
When you want to assure someone that the information will be delivered soon.
Worst Use:
When there’s uncertainty or delay involved in getting the information.
Tone:
Professional, reassuring.
“I’ll Keep You Posted”
Meaning:
A friendly, informal way to promise that you’ll continue to share updates as they become available.
Explanation:
This phrase conveys that you’ll keep the person informed without necessarily setting a specific time for an update.
Example:
“I’ll keep you posted on how the negotiations are going.”
Best Use:
In casual conversations, or when you want to convey an ongoing update.
Worst Use:
In formal business settings, where a more professional tone is preferred.
Tone:
Informal, friendly.
“I’ll Make Sure You Know”
Meaning:
A promise to inform someone with certainty.
Explanation:
This phrase conveys that you’re committed to keeping the person in the loop.
Example:
“I’ll make sure you know as soon as I get the confirmation.”
Best Use:
When you want to assure someone that they will be kept informed no matter what.
Worst Use:
In situations where you can’t guarantee when the update will be available.
Tone:
Confident, reassuring.
“I’ll Circle Back with You”
Meaning:
A more casual way of saying that you’ll check back in with someone later.
Explanation:
This phrase often implies that there will be a follow-up after some time has passed or more information has been gathered.
Example:
“I’ll circle back with you after I check with the finance team.”
Best Use:
In professional conversations when you need time to gather more information.
Worst Use:
When you need an immediate answer.
Tone:
Casual, professional.
“I’ll Share the Details with You”
Meaning:
A promise to give more information when available.
Explanation:
This phrase suggests that the information is not yet ready, but once it is, you’ll provide it.
Example:
“I’ll share the details with you once I have them from the vendor.”
Best Use:
When you are gathering detailed information that takes time to compile.
Worst Use
When the details are expected to be delivered promptly.
Tone:
Professional, considerate.
“I’ll Fill You In”
Meaning:
A casual way of saying you’ll provide information soon.
Explanation:
This is a laid-back phrase often used in more informal settings, signaling that you’ll catch someone up when you have more to say.
Example:
“I’ll fill you in on what happened in the meeting later today.”
Best Use:
In casual conversations or when you’re offering updates among friends or colleagues you have a comfortable relationship with.
Worst Use:
In formal or business settings.
Tone:
Informal, friendly.
“I’ll Check and Get Back to You”
Meaning:
A polite way of saying you’ll follow up after you verify something.
Explanation:
This phrase indicates that you’re taking the necessary steps to verify or find information before giving a response.
Example:
“I’ll check with HR and get back to you by tomorrow.”
Best Use:
When you need time to confirm facts or details before responding.
Worst Use:
When the request requires an immediate answer.
Tone:
Polite, responsible.
“I’ll Let You Know Once It’s Confirmed”
Meaning:
A more specific promise to share information after a confirmation is made.
Explanation:
This phrase is useful when the information you’re waiting for must be officially confirmed before you can share it.
Example:
“I’ll let you know once it’s confirmed that the event is on.”
Best Use:
When you’re waiting for confirmation of details.
Worst Use:
When there is no specific confirmation required.
Tone:
Formal, patient.
“I’ll Make a Note to Update You”
Meaning:
A commitment to ensure someone is updated when new information comes in.
Explanation:
This shows that you’re keeping track of the situation and will actively follow up.
Example:
“I’ll make a note to update you once I hear back from the supplier.”
Best Use:
In business settings where keeping track of communications is essential.
Worst Use:
When the situation is informal and doesn’t require so much follow-up.
Tone:
Organized, professional.
“I’ll Get Back to You With the Info”
Meaning:
A straightforward promise to provide the necessary information soon.
Explanation:
This is a clear and concise way to assure someone you’ll respond with the information they need.
Example:
“I’ll get back to you with the info as soon as I finish reviewing the contract.”
Best Use:
When you need to give a short, polite assurance.
Worst Use:
When you don’t intend to follow up.
Tone:
Direct, professional.
“I’ll Send You an Update”
Meaning:
A simple promise to send a more detailed update soon.
Explanation:
This is a direct way of telling someone they can expect more information to be delivered soon.
Example:
“I’ll send you an update once I have the final numbers.”
Best Use:
When you know you’ll have an update to share shortly.
Worst Use:
When there’s no guarantee of an update coming soon.
Tone:
Clear, professional.
“I’ll Check Back With You Soon”
Meaning:
A promise to follow up after a short amount of time.
Explanation:
This phrase works well when you plan to reconnect promptly.
Example:
“I’ll check back with you soon to see if you need anything else.”
Best Use:
When you’re confident you’ll have more details shortly.
Worst Use:
When you need to leave more time before following up.
Tone:
Friendly, proactive.
“I’ll Notify You When I Have an Answer”
Meaning:
A clear commitment to inform someone once you have the necessary answer.
Explanation:
This phrase lets the other person know that you’ll inform them when you’ve gathered the right response.
Example:
“I’ll notify you when I have an answer from the team.”
Best Use:
When you’re waiting on feedback or input from others.
Worst Use:
When you already have the information and are delaying the response.
Tone:
Clear, polite.
“I’ll Update You as Soon as I Know More”
Meaning:
A promise to provide updates as soon as more information becomes available.
Explanation:
This is a flexible promise, often used when there’s ongoing uncertainty but the person can expect an update.
Example: “I’ll update you as soon as I know more about the scheduling conflict.”
Best Use:
When the situation is still developing, and you expect to get more info soon.
Worst Use:
When you know all the details but are just delaying sharing them.
Tone:
Reassuring, polite.
“I’ll Send Over What I Have When It’s Ready”
Meaning:
A more casual way to say that you’ll send the information when it’s fully ready.
Explanation:
This phrase implies that you’re still waiting for the final touches before you can pass along the information.
Example:
“I’ll send over what I have when it’s ready to be reviewed.”
Best Use:
When you need to finalize or prepare information before sending it out.
Worst Use:
When you’re unsure when the information will be ready.
Tone:
Casual, patient.
“I’ll Follow Up Once I Have a Response”
Meaning:
A commitment to follow up once you have received a reply or an answer.
Explanation:
This indicates that you’re waiting for a response from another party before updating the person.
Example:
“I’ll follow up once I have a response from the customer.”
Best Use:
When you’re waiting for an external party to reply.
Worst Use:
When the information you’re waiting for isn’t essential to the person you’re communicating with.
Tone:
Professional, responsible.
“I’ll Let You Know as Soon as I Hear Back”
Meaning:
A promise to update someone once you receive a response.
Explanation:
This phrase indicates that the information is in the hands of others, and you’ll relay any updates once you hear from them.
Example:
“I’ll let you know as soon as I hear back from HR.”
Best Use:
When you’re waiting for a response from someone outside your control.
Worst Use:
When you don’t have a specific timeframe in which you expect to hear back.
Tone:
Clear, polite.
“I’ll Be Sure to Keep You Informed”
Meaning:
A promise to provide ongoing updates.
Explanation:
This is a more formal way of letting someone know you’ll keep them updated with all relevant information.
Example:
“I’ll be sure to keep you informed about any changes to the schedule.”
Best Use:
In professional environments where frequent updates are expected.
Worst Use:
In more informal settings where a more relaxed tone would be better.
Tone:
Formal, assuring.
“I’ll Let You Know When It’s Set”
Meaning:
A promise to provide an update when a final decision or plan is made.
Explanation:
This phrase indicates that you’re waiting for things to be finalized before you can share the information.
Example:
“I’ll let you know when it’s set and the time is confirmed.”
Best Use:
When planning or scheduling events and awaiting final confirmation.
Worst Use:
When you have no control over when things will be set.
Tone:
Direct, professional.
“I’ll Pass Along the Information”
Meaning:
A way of saying you’ll send the information once it’s available.
Explanation:
This is a common phrase used to signal that the details will be shared when they can be.
Example:
“I’ll pass along the information once I’ve gathered everything.”
Best Use:
When you’re planning to send a more complete or finalized package of information.
Worst Use:
When the situation requires a quick response.
Tone:
Neutral, professional.
“I’ll Check in With You Later”
Meaning:
A casual promise to reconnect once you have the necessary information.
Explanation:
This phrase is often used in casual or personal conversations when you need to follow up later.
Example:
“I’ll check in with you later to see if you need any more details.”
Best Use:
In personal settings or informal situations.
Worst Use:
In professional contexts where clear timelines are expected.
Tone:
Friendly, informal.
“I’ll Keep You Posted”
Meaning:
A relaxed way of saying that you’ll continue to update someone as needed.
Explanation:
This phrase is a bit more informal but can be used in professional settings as well when providing ongoing updates.
Example:
“I’ll keep you posted on any changes to the schedule.”
Best Use:
In casual or ongoing conversations where you plan to share updates regularly.
Worst Use:
When a more formal or precise communication style is needed.
Tone:
Casual, easy-going.
“I’ll Get Back to You As Soon As Possible”
Meaning:
A polite and common way of saying you’ll respond once you’ve gathered the information.
Explanation:
This is a straightforward and formal way to let someone know you’ll be responding once you have all the necessary details.
Example:
“I’ll get back to you as soon as possible once I confirm the numbers.”
Best Use:
When you need time to gather or confirm information.
Worst Use:
When you know the answer and just need to deliver it promptly.
Tone:
Professional, courteous.
“I’ll Follow Up Shortly”
Meaning:
A way of indicating that you will provide an answer or update soon.
Explanation:
This implies you’ll be checking in soon with the relevant information.
Example:
“I’ll follow up shortly after I speak with the manager.”
Best Use:
When the follow-up will happen soon, and you’re providing an assurance.
Worst Use:
When you don’t plan to follow up anytime soon.
Tone:
Efficient, polite.
“I’ll Loop You In When I Have More Info”
Meaning:
A promise to bring someone into the conversation once more details are available.
Explanation:
This phrase suggests you’ll keep someone updated or bring them into the discussion at a later stage.
Example:
“I’ll loop you in when I have more info from the team.”
Best Use:
When you’re managing multiple people or keeping someone in the loop after receiving more information.
Worst Use:
When the person needs immediate updates.
Tone:
Casual, communicative.
Conclusion
Choosing the right way to say “I will let you know” can transform your communication, making it feel more personal, thoughtful, and aligned with the tone of your conversation. Whether you’re in a professional setting, a casual chat with friends, or an ongoing discussion, there are many alternatives to consider.
By using these expressions, you can ensure your messages come across clearly and with the right level of care, helping you to foster stronger connections and keep people informed without sounding robotic.
