Email Verification — Trusted, Branded, Done.
Send one-time passwords from your branded sender to any inbox — with customizable templates and reliable delivery. Start today with 100 free verifications.
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Trusted by leading organizations in the Kingdom
Over 500 organizations rely on Authentica across finance, healthcare, tech, and logistics.
500+
Organizations using Authentica
99.2%
Email delivery rate
4
Industries covered: Finance, Health, Tech, Logistics
24/7
Live monitoring & support
Why use Email OTP?
Branded delivery, reliable inbox placement, and a developer-friendly API.
Branded email templates
Customizable HTML templates that carry your brand identity.
Trusted sender domain
Send from a verified sender name on a trusted domain.
Local & international delivery
Reach users in Saudi Arabia and worldwide with reliable inbox placement.
Delivery & open tracking
Accurate reports for every send, delivery, and open rate.
Flexible code expiry
Set how long each OTP stays valid based on the flow.
Easy API integration
Plug into any backend with a clear REST API — automatic SMS fallback available.
Deliverability & Anti-Spoofing
Authenticated sender domains, intelligent inbox routing, and real-time analytics ensure every OTP reaches the inbox — not the spam folder.
DKIM, SPF & DMARC
Authenticated sender domain protection prevents spoofing and builds trust with mailbox providers.
Inbox Placement
Reputation-based routing maintains 98%+ inbox rates across major providers worldwide.
Branded From Address
Send from your own verified domain so every email reflects your brand identity.
Bounce & Open Tracking
Real-time delivery, bounce, and engagement analytics for every send.
Steps for email verification
From choosing the channel to monitoring performance — three simple steps.
Is email still an effective channel for verification?
Many users still prefer receiving verification codes by email — especially for:
Account sign-up
Password recovery
Sensitive operations
Launch fast, control every detail
Send email OTPs through an API built for developers, with full visibility into delivery, opens, and failed attempts.
What Our Customers Say
"Switching to Authentica simplified our email verification without compromising security."
Ahmad S.
CISO, FinTech App
"We branded every email and tracked open rates with ease. Email verification with Authentica is smooth and reliable."
Mona L.
Product Lead, Logistics Company
"Our dev team integrated in a single day. Email is still a strong channel — especially when Authentica powers it."
Salman T.
CTO, Health Platform
Verification that keeps up with user expectations
A fast, reliable service that builds trust from the first message — all carrying your brand identity.
A trusted verification solution that strengthens your brand
A secure, customizable approach that helps you deliver a professional verification experience reflecting your brand's trust.
Ready to enable Email OTP?
Activate the service easily and make verification more secure and professional with Authentica. Start with 100 free verifications — no credit card required.