fasT
Early accessOpen a WhatsApp chat in one tap — without saving the contact.
Got a number and want to message it right now? Type or paste it and fasT opens the WhatsApp conversation instantly. Built for Chile: it adds +56 for you, checks that it's a valid mobile number and keeps your history and favorites for next time.
- +56added automatically
Key advantages
- Adds the Chilean +56 code automatically and validates 9-digit mobiles
- Paste button to bring the number from your clipboard
- History of your latest numbers and a favorites list
- Optional preset message, filled in for you on WhatsApp
- Dark mode and a short welcome guide
- No account, no sign-up
Gallery
How to try it on a phone
Join the free early-access group
The same Google account used for installing must be used. It takes a minute.
Install it from Google Play
Open the listing and tap Install, as with any other app.
Links
Under the hood
Type a phone number and jump straight into a WhatsApp chat via the official link. Normalizes and validates numbers (+56 by default), stores history and favorites locally with shared_preferences, and uses go_router for navigation.
A project like this, for your business
Apps and systems like this are designed and built end to end. Describing the need is enough to receive a proposal.