10 Formal Synonyms for “Many Thanks”

Are you trying to find the best way to share your appreciation in an email closer?

Maybe you’re thinking that “many thanks” sounds a bit too generic or informal.

Well, you’re in luck!

This article will share some alternatives to teach you how to say “many thanks” in an email.

Can You Sign Off an Email With “Many Thanks”?

You can sign off an email with “many thanks.” However, it’s a little more informal than most other email sign-offs.

Therefore, you’re better off using something more formal when you’re worried about the tone of the email.

It is correct English, though. So, there’s nothing wrong with using it in emails when messaging your coworkers or employees.

Basically, as long as you have a good working relationship with the recipient, this phrase should work well.

This email sample will show you how to sign an email off with “many thanks”:

Dear Mathew,

I appreciate all the hard work you’ve put into this project. I knew I could count on you to help us.

Many thanks,
Steve Damian


  • It’s polite.
  • It works well as a friendly email sign-off.


  • It’s a bit too informal, so it doesn’t work in every email.
  • It’s quite blunt.

Clearly, “many thanks” isn’t always the best choice in your emails. So, it’s worth exploring a few alternatives that’ll help you mix up the way you sign-off an email.

Keep reading to learn another way to say “many thanks.” We have provided some great synonyms to show you better ways to include an email closing statement.

What to Say Instead of “Many Thanks”

  • I express my heartfelt gratitude
  • Thank you so much
  • You have my thanks
  • Much appreciated
  • I extend my sincere appreciation
  • I’m deeply thankful
  • I offer my profound thanks
  • I wish to express my gratitude
  • With thanks
  • I appreciate your help

1. I Express My Heartfelt Gratitude

We recommend using “I express my heartfelt gratitude” as a formal synonym for “many thanks.”

First of all, it’s a powerful and caring phrase. Using something like “heartfelt” shows that a lot of thought and feeling went into your email.

Generally, this is great when emailing a coworker. It shows they’ve come to your aid and assisted you, and you want to express your deepest gratitude.

Also, you can refer to this email sample:

Dear Alex,

This has helped me a lot more than you might realize. You’ve really helped me to understand this project.

I express my heartfelt gratitude,
Jonathan Brett

2. Thank You So Much

For something a little simpler, you can stick with “thank you so much.”

Of course, “thank you so much” is one of the most common email closers in modern writing.

It’s still formal, and it’s a great way to show genuine appreciation. Therefore, you can’t go wrong with it when ending an email.

However, you should avoid using it too often. Otherwise, it can sound quite repetitive and samey, which might lead to problems.

Here’s a great sample email to show you more about how it works:

Dear Carla,

You have been a great help. I’ll let you know as soon as something comes up that might be suited to your skills.

Thank you so much,
Stephen Merchant

3. You Have My Thanks

Feel free to make things more personal with “you have my thanks.”

This is a great way to replace “many thanks” which shows you’re happy to receive help or information from the recipient.

Try using it when thanking a client for their input. It’s a great choice that helps you to sound genuinely grateful and interested in the things they’ve shared with you.

If you’re still unsure, you should refer to this email example:

Dear Mr. Heckles,

This has been an eye-opening experience. I didn’t realize it went this deep, but I’m so glad you helped me understand it.

You have my thanks,
Ross Brewer

4. Much Appreciated

We recommend writing “much appreciated” as a formal synonym for “many thanks.”

It sticks to the two-word formula, but it helps you to sound much more professional and respectful.

There’s a certain charm about this phrase that works really well in emails.

It’s best to use it when emailing a business partner. It shows you’re happy to take their ideas into consideration and you’d like to share your appreciation for what they’ve given you.

Check out the following sample email to learn more about how it works:

Dear Miss Adams,

This is a really good idea. I will run it by the board and look to implement it officially before the end of next week.

Much appreciated,
Ben White

5. I Extend My Sincere Appreciation

Another great way to end an email is with “I extend my sincere appreciation.”

This works well instead of “many thanks” when you want to offer someone your sincerest thanks.

It’s formal and respectful. So, it’s a great choice when emailing a client.

It shows just how much you appreciate what they’ve done for you.

Generally, it’ll help you to enhance your relationship with a client, too. That’s usually an effective way to keep them coming back to your company.

We also recommend reviewing this sample email to help you with it:

Dear Mr. Burr,

Your input has helped us to complete the next phase of the project. Things are finally starting to look more positive.

I extend my sincere appreciation,
Alex Ham

6. I’m Deeply Thankful

For something a little more conversational yet still suitable in emails, try “I’m deeply thankful.”

This phrase overall sounds much more sincere and caring. It’s an effective way to let someone know how much their actions mean to you.

Try using it when contacting a coworker. It shows that you owe them a lot and you’re really thankful that they could help you.

If you’re still unsure, you can check out this example:

Dear Tommy,

Thanks so much for your input. You have no idea what it means to me, and I hope I can repay you soon.

I’m deeply thankful,
Harry Bryant

7. I Offer My Profound Thanks

We also recommend using “I offer my profound thanks” as a conversational way to thank teammates.

It works really well because it shows that you want to extend genuine positive feedback to someone.

It’s appreciative and sincere. So, you should use it when you’re looking for a way to flatter the recipient and tell them how much their actions mean to you.

Of course, it isn’t only limited to teammates. It can work for anyone who you want to thank as long as they’ve helped you with something specific that’s been bugging you for a while.

Here’s a great email sample to help you understand it:

Dear Alexia,

You have helped us to understand our next steps. This team wouldn’t be anywhere near as good without you.

I offer my profound thanks,
Tom Ford

8. I Wish to Express My Gratitude

Another great phrase to include at the end of an email is “I wish to express my gratitude.”

This helps you to sound deeply thankful and sincere. It’s a great way to show someone how impactful their actions were to you.

Try using it when emailing a client. It shows that you’re willing to build a good working relationship with them and hope that they see how flattered you are by their help.

Also, this example will help you to understand it better:

Dear Miss Clark,

I knew I could count on you to help me with this. You’re a great client, and I hope we can continue working together.

I wish to express my gratitude,
Amy Ryder

9. With Thanks

It’s also worth using “with thanks” to keep things a little simpler.

Generally, we would use this when emailing an employee. It’s much simpler and shows a bit of compassion in your email sign-off.

It’s a great way to show you’re thankful for someone’s help. We highly recommend it if an employee went above and beyond to help you and you’re trying to thank them sincerely.

After all, it’s still a professional phrase, even if it is a bit simple.

We also recommend reviewing this email example:

Dear Martin,

I understand where you’re coming from with this. Of course, I’ll return the favor as soon as you struggle with a project.

With thanks,
Timmy Blow

10. I Appreciate Your Help

We also want to touch on “I appreciate your help.” This can be a very effective email ending that shows you genuinely appreciate someone’s input.

It’s a great way to sound professional and respectful.

Generally, it will help you to show someone that their actions yield positive results.

Try using it when emailing an employee. It’s certainly a good way to boost employee morale, which should encourage them to keep doing things to help you in the future.

Here’s a great example to show you more about how it works:

Dear Kyla,

You have truly helped me to understand what went wrong here. So, I owe you a great deal.

I appreciate your help,
Tyrone Willis