HiHippo

The Simplest, Easiest-To-Use To-Do List Ever.

An iMessage/SMS to-do list that nags you until it’s done.


Get Started With HiHippo

Sign up or log in with your phone. We’ll text you a code.

New to HiHippo? We’ll help you start your personal list by text.


How HiHippo Works

Text HiHippo anything you need to remember. We will put it on your private list and text you back.

Example Conversation
You:Remind me to book the dentist tomorrow
HiHippo:Done — I added “Book the dentist” for tomorrow.

Or Text HiHippo Directly

Your first task creates your HiHippo account. No signup form and no password.

Text Your First Task

or text +1 (646) 228-3001

Free during beta. No credit card required.


About HiHippo

HiHippo is a personal productivity application named HiHippo. HiHippo helps people manage to-do lists and reminders over iMessage/SMS and on the web at hihippo.ai.

With HiHippo, you can create tasks, set due dates, receive reminder alerts, and review your open list. You can also connect Google Calendar in HiHippo Settings so HiHippo can use your authorized Google Calendar account for calendar-related features.

HiHippo is operated at https://hihippo.ai. Learn more in the HiHippo Privacy Policy and HiHippo Terms of Service.