There's a specific kind of dread that comes before a phone call when you stutter. It starts before you even dial. You rehearse your opening line. You practice your name. You hope whoever picks up will give you a moment — just a moment — before they start trying to finish your sentences for you.
Most of the time, they don't.
I've had people hang up on me mid-word. I've had customer service representatives read back an answer to a question I wasn't even asking yet — because they assumed they knew what I was going to say. I've had my own name guessed wrong by someone who couldn't wait three seconds for me to get it out. It's not malicious. Most people just don't know how to sit with silence. But that doesn't make it any less exhausting.
The worst part isn't the stutter. It's the way the world responds to it.
The gap nobody was filling
There are tools out there for people who stutter. Speech therapy apps. Fluency programs. Voice alteration software that promises to "smooth out" your speech in real-time. What all of them have in common is a shared assumption: the problem is your voice, and the solution is to change it.
I don't believe that. I don't want to sound like someone else. I don't want an AI finishing my sentences. I don't want to be "fixed." I want to make a phone call and feel like I'm in control of it.
That's the gap Vocalis is trying to fill. Not a tool that speaks for you — a tool that backs you up when you need it, on your terms, only when you ask.
How it works
Vocalis uses Twilio to create a three-way conference call. You make the call normally through the app. You talk as you always do. But running alongside the conversation is a phrase library you've built yourself — your own recorded voice, or text-to-speech — ready to inject into the call with a single tap.
"Can you repeat that?" One tap. "Hold on one moment." One tap. "My name is Levi." One tap.
You press the button, or nothing happens. The app never guesses. It never anticipates. It never speaks for you without being told to. That rule isn't a feature — it's the whole philosophy.
What today looks like
Vocalis is live. You can use it right now. It's not perfect — no v1 ever is — but the core of it works: calls connect, audio injection works, and it runs on your phone or your browser without any extra hardware.
There's more coming. Inbound call support. Caller ID passthrough. A mute button. Better onboarding. But the thing I set out to build — the thing I personally needed — exists today, and that still feels a little unreal.
If you stutter, or you love someone who does, or you work with people who do — I'd love for you to try it. And I'd love even more to hear what you think.
The phone shouldn't be the hardest part of your day.
— Levi
Founder, Vocalis