EasyMobile AppFrontierClear niche and buyerAI model/API accessPayments via Stripe

Operator-Reported

AI Speaking Tutor for Language Learners, Built by a Solo Maker

Browser-based AI speaking tutor for many languages with voice conversation and role-plays; built by a solo maker based in Singapore.

In plain English

Gliglish lets you practise speaking a foreign language with an AI teacher in your web browser. You talk out loud and the AI replies with its voice. You can role-play situations like ordering food or a job interview. Learners pay a monthly subscription after a few free minutes a day.

Automation85%

Startup costNot disclosed

Time to first $Not disclosed

Monthly range*$8,700

~€8K/mo, about $8.7K (founder interview, ~Mar 2024)

DifficultyEasy

SourceSaaS Starter Stack - Gliglish founder interview ↗

Operator: Fabien Snauwaert (solo founder)

Operator-Reported

A named, real operator ran this and shared results publicly. The figures are their own.

Not disclosed.

The tool stack

Stripe ↗

2.9% + 30¢ per charge

Payments

OpenAI API ↗

Pay per token

LLM / vision

Whisper ↗

Pay per minute (API) or free self-hosted

Speech-to-text

Prices are the vendors' published list prices as researched in Oct 2026 and change often — always check the vendor's pricing page.

Step-by-step setup

Pick learners who want speaking practice without booking a human teacher.
Build voice conversation in the browser with speech-to-text and an AI voice.
Add role-plays and short free daily practice.
Monthly subscription; grow through search pages in many languages.

What's automated vs. the human 15%

The machine does

Core AI generation/analysis
Billing and onboarding

You still do

Product quality and support
Distribution and marketing
Compliance and edge cases

Overview

Browser-based AI speaking tutor for many languages with voice conversation and role-plays; built by a solo maker based in Singapore.

Operator: Fabien Snauwaert (solo founder). Website: https://gliglish.com/

Estimated split: about 85% of the work automated, 15% human.

Realistic income

In an interview with SaaS Starter Stack around March 2024, solo founder Fabien Snauwaert said Gliglish made about €8,000 a month (roughly $8,700). This figure is operator-reported, not independently verified, and may be out of date. This is one operator’s result, often after months or years of work, and doesn’t predict yours. Check the live source — numbers change.

Risks

The figure is from early 2024.
Very crowded AI tutor market.
Voice AI costs rise with use.
Startup cost and time to first dollar are not disclosed.

*Income figures are illustrative ranges based on public pricing and typical outcomes reported by practitioners, not guarantees. Most new online businesses earn little or nothing at first. Not financial, legal or tax advice.