4loAppClose more deals. Never forget a follow-up.
Stop losing warm leads in your messaging app. The simple contact book for salespeople — save a client, set a reminder, WhatsApp or call in one tap.
15 contacts free · No credit card required
"Closed 3 deals I'd have forgotten. Paid for itself in a week."
Built for the way salespeople actually work.
Six essentials. No pipelines. No dashboards. No admin.
Phonebook-simple
Add a name, phone and company in 20 seconds. Search across every client in one tap.
Follow-up reminders
Set a due date and a reason. 4loApp pings you the moment it's time to reach out.
Notes that stick
Log every conversation, promise and preference. Walk into every call already briefed.
WhatsApp & call in a tap
Tap to call. Tap to open WhatsApp with the right number pre-loaded. Zero friction.
Hot / warm / cold tags
See at a glance which clients are heating up and which are going cold — before they ghost.
Import, export, sync
Bring contacts from CSV or JSON, export any time, and sync across every device.
Set up in under a minute.
Add a client
Name, phone, company. Tag them hot, warm or cold. Done in 20 seconds.
Set the follow-up
Pick a date and a reason. Get a push the moment it's due — today or next quarter.
Call or WhatsApp
Tap the reminder. Tap call or WhatsApp. Close. Log a note. Repeat.
Loved by closers.
"I closed three deals last month I would've flat-out forgotten about. 4loApp paid for itself in the first week."
"It's like a chief of staff in my pocket. Clients think I'm ridiculously organized. I'm not — the app is."
"Switched from a spreadsheet and a prayer. My follow-up rate went from 30% to 94% in a month."
Simple, transparent pricing.
Start free. Upgrade when you outgrow it.
Get going in 60 seconds.
- Up to 15 contacts
- Notes & follow-ups on every contact
- WhatsApp & call shortcuts
- Local reminders
Scale your sales without limits.
- Unlimited contacts, notes & follow-ups
- Cross-device sync
- Calendar-style reminders & push notifications
- CSV / JSON export & import
- Priority support
Secure checkout by Stripe · Cancel anytime
Common questions.
4loApp is a simple follow-up phonebook built for salespeople. Save clients, set reminders, and reach out on WhatsApp or by phone in a single tap.
Your next commission is one follow-up away.
Join the salespeople who never let a warm lead go cold. Free for 15 contacts. No credit card.
Works offline · Installs like an app · Cancel with one tap