AI That Scores English Pronunciation, Sold to Language Apps and Schools
AI speech assessment service from Australia: scores English pronunciation, fluency and speaking for language apps, schools and test makers; listed for
In plain English
Language Confidence is an AI tool that listens to someone speaking English and scores how clear their pronunciation is. It points out which sounds and words need work. Language apps, schools and test companies plug it into their own products. They pay based on how much they use it.
~$9.2K/mo, ~$150K ARR (Flippa listing, Oct 2026)
Operator: Nicholas Jenkins and Swahn Fraye (co-founders)
A named, real operator ran this and shared results publicly. The figures are their own.
Not disclosed.
The tool stack
Payments
Whisper ↗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 one hard AI skill other companies need: scoring spoken English.
- Train or tune speech models to grade sounds, words and fluency.
- Sell it as a plug-in service to language apps, schools and test makers.
- Charge by usage; win deals through partnerships with education companies.
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
AI speech assessment service from Australia: scores English pronunciation, fluency and speaking for language apps, schools and test makers; listed for sale on Flippa in Oct 2026.
Operator: Nicholas Jenkins and Swahn Fraye (co-founders). Website: https://languageconfidence.ai/
Estimated split: about 85% of the work automated, 15% human.
Realistic income
A Flippa sale listing from October 2026, with figures given by the sellers, shows about $9,170 a month in revenue and roughly $150,000 a year; the asking price was about $150,000. This figure is operator-reported, not independently verified, and may be out of date.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 owners are selling the business, and the listing says it fell short of its early goals.
- Big speech companies (Microsoft, Google) offer pronunciation scoring cheaply.
- A few large customers can make up most revenue.
- 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.
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