Set your goal. We optimize forever.

AI creates variations, learns what works, and auto-optimizes. You just watch revenue grow.

Every workflow. Auto-optimized.

AI generates copy variations, tests them with real traffic, and promotes winners automatically.

Failed Payment Recovery
payment.failed
Starting optimization...

Copy Variations

AI writes the copy

3 distinct variations generated for every workflow automatically

Thompson Sampling

Finds winners 3x faster than traditional A/B testing

Zero maintenance

Winners promoted, losers retired - runs forever without you

Stop configuring.
Start shipping.

Legacy tools make you do the work. Fourbyfour does it for you.

Legacy Tools

WebEngage, MoEngage, CleverTap

You build the journey
You write the copy
You set up A/B tests
You analyze and pick winners
Tool for marketers
AI-Powered

Fourbyfour

AI-native automation

AI builds the journey
AI generates variations
AI creates & tests variations
AI auto-promotes winners
Autopilot for revenue

Ready to automate?

Free to start. No credit card required.

Start Free Trial

True autopilot

Set your goal once. AI handles variations, testing, and optimization forever.

AI creates variations

Multiple versions of copy, timing, and channels tested automatically.

Auto-optimization

Winners promoted, losers retired. No manual A/B test management.

Revenue attribution

Every variation tracked to conversions and dollars. See what actually works.

5 min
to first workflow
100%
revenue tracked
Free
to start

Every revenue moment. Automated.

Pre-built workflows for every stage of the customer journey.

Failed Payment Recovery

payment.failed
Recover
1
Retry with backup card
2
Email update link
3
SMS reminder
4
Discount offer
Recover 65% of failed payments

Abandoned Cart

cart.abandoned
Recover
1
Wait 1 hour
2
Reminder email
3
Push notification
4
Limited-time discount
Recover 25% of abandoned carts

Deploy any workflow with one API call

await fbf.track("payment.failed", userId);
0.99%
Uptime SLA
<0ms
Latency
0M+
Events/sec
0
Infra to manage

Let AI optimize your revenue

Set your goal. AI creates variations and optimizes forever.

Fourbyfour | Revenue workflows on autopilot