The only tool that makes business communication feel human again.
No AI. No automation. Every word typed by hand. Send personal messages that get 4-10x higher open rates than email newsletters. Because people ignore marketing. They don't ignore genuine care.

Better and more authentic than
More human, interactive, and effective than traditional email marketing tools.
It's simple to get started
Crafting a personal message has never been easier. Follow our straightforward process to connect with your clients in a meaningful way in 3 simple steps.
1. Choose a Client
Select a client from your list to begin crafting a unique and personal note.
2. Write a Personal Message
Use our simple editor to write a heartfelt message that shows you care.
3. Send & Delight
Send your message with a single click and watch your client relationships flourish.
Every word is typed by hand. No copy-paste. Zero automation.
Letterly forces you to write real messages because genuine emotion can't be automated. When clients feel valued, they stay longer, refer more, and remember you.
- • Paste-blocking editor ensures every word is yours.
- • AI writing is completely disabled. This is human-only territory.
- • Typing indicators show the real effort behind genuine messages.
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✋Paste blocked. Keep typing from the heart.
+15%
vs last month
Open rate
92%
Replies
48
THE LETTERLY DIFFERENCE
More than a message, it's a memory.
While Mailchimp sends thousands of identical emails, Letterly sends one letter that actually feels human. Each message becomes a private landing page. A tiny emotional event that clients remember, thank you for, and refer you because of.
4-10x Higher Open Rates
People ignore mass marketing. They don't ignore personal, handwritten messages sent through a clean, emotional landing page.
3-8x Higher Reply Rates
When clients feel valued, they respond. They thank you, refer you, and stay longer because genuine care is rare.
Stronger Client Retention
Turn a simple message into repeat business. Clients who feel appreciated don't leave. They become advocates.
Zero Automation. All Human.
No AI. No copy-paste. Every word typed by hand. Letterly brings back genuine emotion that the internet killed.
Perfect for any occasion
Whether you're celebrating a milestone, saying thank you, or just checking in, Letterly provides the perfect platform to make your message count.
Client Milestones
Celebrate anniversaries, birthdays, and major achievements.
Thank You Notes
Show gratitude for referrals, loyalty, or a recent purchase.
Holiday Greetings
Send warm wishes during festive seasons for a personal touch.
Just Checking In
Reconnect with clients you haven't heard from in a while.
What Our Customers Say
"Letterly has transformed how we connect with our top clients. The personal touch is unmatched."
Hanna Prior
The Priory Room
"The feedback has been incredible. Clients feel genuinely appreciated. It's a game-changer for retention."
Maria Lopez
Voltage Studio London
"So simple to use, yet so powerful. It's the best investment we've made in customer relationships."
Bruce Terwin
R&B Sports London
SEE IT IN ACTION
Your dashboard. Your insights. Your way.
Track engagement, manage messages, and see the impact of every heartfelt letter you send.

ANALYTICS
Understand the impact of every wish.
Letterly's analytics provide clear insights into your communication efforts. Track engagement, see what resonates, and refine your strategy to build even stronger client relationships.
Track Open Rates
Know exactly when your clients view your heartfelt messages.
Monitor Engagement
See how clients are interacting with your personalized wishes.
Measure Performance
Gain valuable data to optimize your outreach over time.
Get Actionable Insights
Use your data to make smarter decisions and deepen connections.
Wish Engagement
+15%Open Rate
Replies
Simple, Transparent Pricing
Free
For individuals getting started with authentic client communication.
$0
/mo- •Up to 10 wishes per month
- •Basic analytics
- •Standard templates
Pro
For professionals looking to build and scale client relationships.
$29
/mo- •Up to 100 wishes per month
- •Advanced analytics
- •Premium templates
- •Brand customization
- •Priority support
Business
For teams and organizations requiring advanced features and support.
$79
/mo- •Unlimited wishes
- •Team collaboration
- •CRM integration
- •Dedicated account manager
- •Custom onboarding
Frequently Asked Questions
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No spam. Unsubscribe anytime. Launching November 25, 2025.