No. 29 on the indexFinanceLaunched 2025Apr 2025

ChartDetector AI

An app that analyses a photo or screenshot of a trading chart with AI.

Visit chartdetectorai.comSelf-reportedas of Jul 23, 2026

What it is

Timo Koehler, 23, and his brother in Germany started it as a Telegram bot built on ChatGPT image uploads, then turned it into a mobile app grown with TikTok ads.

How it was built with AI

Timo Koehler told Starter Story they use Cursor for all of the coding, on a React Native, Expo and Supabase stack.

Cursor

Traction

Self-reported

About $56,000 a month and more than $260K in total revenue over 13 months, per the founder

As of Jul 23, 2026. Stated by the founder or the tool maker. Not independently verified. Read the source

Sources

01I Make $50K Per Month Working 5 Hours A WeekStarter Story · Jul 23, 2026 · checked Oct 24, 2026
02ChartDetector AI: AI chart analysis app at $56K/monthShipped & Paid · checked Oct 24, 2026

Fact box

Built by: Timo Koehler and his brother (KI Koehler International)
Category: Finance
Launched: Apr 2025
Added: Oct 24, 2026
Fact-checked: Nov 4, 2026

Score

Formula

69.5

Revenue+40/50
tier 4 of 5
Proof+8/20
self-reported
Evidence of AI build+10/10
founder account
Notability+0/40
editorial
Freshness & editor+11.5/25
decays monthly

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What it is

How it was built with AI

Traction

Sources

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