Stop Burning Cash on Failed OTPs
FlexAuth guarantees 95%+ deliverability at 65% lower cost than traditional providers. Join the waitlist to lock savings.
WhatsApp OTP
SMS Fallback
TOTP Backup
The Cost & Delivery Advantage
Compare FlexAuth to traditional OTP providers and see the dramatic cost difference.
| Metric | Traditional Providers | FlexAuth Solution | Savings Impact |
|---|---|---|---|
| Delivery Rate | 70-85% (emerging markets) | 95%+ globally | ↓ 80% fewer "No OTP" tickets |
| Cost per OTP | $0.03-$0.15 | $0.005-$0.012 | ↓ 65% avg. cost reduction |
| Fallback Waste | Blind SMS retries (2x cost) | Smart single-attempt routing | ↓ $0.02 wasted per failure |
Real-World Savings Calculator
See how much your business could save by switching to FlexAuth.
YOUR CURRENT COST
$1,500/mo
FLEXAUTH PROJECTED
$525/mo
SAVINGS
$975/mo
That's $11,700/year back to your budget
Based on avg. FlexAuth cost ($0.0105) vs. industry SMS ($0.03).
How We Crush Costs & Boost Delivery
Our approach eliminates wasted spending while maximizing delivery success.
WhatsApp-First Economics
Meta's bulk pricing cuts costs by 50-80% vs SMS in 150+ countries.
Supported Regions: India ($0.005), Brazil ($0.008), Indonesia ($0.006)
Failover Without Double Charges
Zero duplicate sends. Pay only for delivered OTPs.
Carrier-Optimized SMS Fallback
We dynamically route SMS through cheapest regional providers
Why FlexAuth changes everything
Our intelligent system delivers authentication codes through the channels your users already use.
Never Miss an OTP Again
Messages auto-send via WhatsApp if available – or instantly fall back to SMS.
Eliminate Authenticator Lockouts
Cloud-backup TOTP codes with zero-knowledge encryption.
Cut Support Tickets by 60%
Fewer 'Where's my code?' complaints with failproof delivery.
One API to Rule All Auth
Integrate WhatsApp/SMS OTP + authenticator in days, not months.
Smart routing in 3 steps
Our intelligent system delivers authentication codes through the optimal channel for each user.
Detect
Checks if user's number has WhatsApp in <0.5s
Route
Sends via WhatsApp (preferred) or SMS (fallback)
Verify
Validates OTP or TOTP via unified dashboard
1 API connecting to 2 channels with 0 downtime
First access unlocks
Join our exclusive waitlist and enjoy special benefits based on your position.
All Signups
- 10% off Year 1
- 6-month price lock
- Basic ROI report
Top 100
- 3 months FREE
- 12-month price lock
- Custom cost analysis
Top 10
- Lifetime 15% off
- Permanent price lock
- Engineer-led optimization
First 500 get permanent grandfathered pricing
Waitlist rank: #484 of 500 spots
17 spots left - Join before they're gone!
Limited Time Offer
17 spots left of 500
Grandfathered pricing expires in 72h
Referral Program
Share your link → Get +$500 in launch credits per referral
First 50 Indian companies get free local SMS fallback
GDPR/CCPA Compliant
Real-Time Delivery Dashboard
Meta Business Partner
Pay-Only-For-Delivered Model
Lock Your Early Access & Savings
Join our exclusive waitlist today and be among the first to experience cost savings with FlexAuth.
Launch Timeline
Launching Q3 2025
Waitlist closes July 30