4 Categories to build Profitable AI Apps

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AI-powered apps are generating millions in revenue across different categories. Here are four high-earning AI app categories, along with APIs to help you build your own.

1. AI Chatbots

Chatbots powered by AI are booming, helping users with customer support, writing, and general Q&A.

💰 Profitable Apps:

• ChatOn – $5M/month

• ChatBox AI – $3M/month

• Chat & Ask AI – $2M/month

🛠 APIs to Build This:

• OpenAI - ChatGPT Assistants API

• LiveKit - For building features like Advanced Voice Mode

• ElevenLabs - To build Conversational Agent

2. Audio Notes

AI-powered transcription and summarization apps are transforming how people take and manage notes.

💰 Profitable Apps:

• Otter Transcribe Voice Notes – $700K+/month

• Minutes AI – $400K/month

• Wave AI – $350K/month

🛠 APIs to Build This:

• Whisper API - For Audio Transcription

• OpenAI API - For Summarization & Tone Adjustment

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3. Image Generator Apps

AI-driven image generation, enhancement, and editing tools are thriving in creative and professional spaces.

💰 Profitable Apps:

• Remini AI – $5M/month

• Photoroom AI – $3M/month

• Pixelcut AI – $900K/month

🛠 APIs to Build This:

• Flux Finetune - AI Headshot Generator

• Flux 1.1 Pro - AI Image Generator

• BSRGAN - Unblur Image

• Remove BG - Background Remover

• Clarity AI - AI Image Enhancer

• LTX Video - AI Video Generator

4. Identifier Apps

AI-powered identifier apps help users recognize plants, coins, food, and more using vision models.

💰 Profitable Apps:

• PlantIn – $2.2M/month

• Cal AI – $1M/month

• CoinSnap: Coin Identifier – $300K/month

🛠 APIs to Build This:

• OpenAI API - Vision Models for Identification

• Trefle - Free Plant Database API

• CalorieNinja - Nutrition Database API

• Numista - Coin Search API