Brands That Trust Us
Trusted Partners
Trusted by Industry Leaders
Hundreds of businesses across Turkey and around the world choose Keysletter for their email marketing needs.
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60+
Ready Templates
%55
Open Rate
%65
Click-to-Open Rate
%99
Delivery Rate
Testimonials
What Our Customers Say
Real feedback from real businesses using Keysletter every day.
"Since switching to Keysletter, managing our email campaigns has become far easier. Its KVKK compliance made a real difference for us."
SG
Sadi Giriftinoğlu
CEO, Oxyvein
"Setting up automation flows is very easy, and we can stay in touch with our customers effortlessly. The support team is fast and genuinely helpful."
ÇD
Çetin Atılgan Dincel
Founder, Biraz Daha Ucuz
"The template design and reporting tools are genuinely powerful. Being able to see our campaign results clearly makes our decisions much easier."
EA
Erdal Arpat
Founder, Oxomic
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