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AI Fitness and Calorie App

Flex Aura is an AI-powered fitness app designed to provide a complete, personalized fitness experience. Core features include: * AI-based calorie trac…

In plain English

Flex Aura is a fitness app that tracks calories from meals and makes personal diet and workout plans. The listing says it reached about 250,000 users through free growth. Users pay a subscription. TrustMRR shows about $850 a month in recurring revenue. The AI builds plans and checks meals, while the owner runs the app.

Automation80%
Startup cost~$99
Time to first $Not disclosed
Monthly range*$846 MRR

~$846 MRR; $426 verified revenue last 30 days (TrustMRR/RevenueCat, Oct 29, 2026)

DifficultyMedium
SourceTrustMRR - Flex Aura – AI Fitness App with 250k Users (Organic Growth) ↗

Operator: NIKUNJ TULSYAN

Verified

Revenue independently checked: documents reviewed by a publication, or a public dashboard.

Apple Developer $99/yr; other costs not disclosed.

The tool stack

RevenueCat ↗
Free up to $2.5k MTR

Mobile subscriptions

 OpenAI API ↗
Pay per token

LLM / vision

 App Store ↗
$99/yr

iOS distribution

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

  1. Generate personal training plans with AI.
  2. Track progress with the phone camera.
  3. Subscription paywall after a free plan.
  4. Grow through players, coaches and short videos.

What's automated vs. the human 20%

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

Flex Aura is an AI-powered fitness app designed to provide a complete, personalized fitness experience. Core features include: * AI-based calorie tracking and meal analysis * Personalized diet and workout plans based on user inputs * AI body fat analysis using images * Social gamification system where users compete with friends using Aura points The app has grown to 250k+ users in a short period, driven largely by organic channels, indicating strong product-market fit.

Operator: NIKUNJ TULSYAN. Category on TrustMRR: Health & Fitness. Founded: 2026-01-01. Website: https://apps.apple.com/us/app/flex-aura-ai-fitness-app/id6753220467

Estimated split: about 80% of the work automated, 20% human.

Realistic income

TrustMRR (checked Oct 29, 2026) shows about $846 MRR and $426 in RevenueCat-verified revenue over the last 30 days, $12,961 verified over its tracked history. This is one operator’s result, often after months or years of work, and doesn’t predict yours. Check the live listing — numbers change.

Risks

  • Accuracy of camera tracking.
  • Seasonal usage and churn.
  • 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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Featured in: AI Calorie Tracker Apps: 27 Verified, Top Earns ~$46k MRR, Median $185 · AI Fitness and Calorie App Businesses (32 Verified Examples)

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