Comparison

Lean AI vs SCALA

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Lean AI

Effortlessly track your nutrition and fitness with AI-powered meal analysis. Snap photos of your food or describe your meals for instant calorie and macro breakdowns. Log workouts to monitor your progress and simplify your health journey.

Highlights
  • Snap photos to track macros
  • Scan barcodes for nutrition info
  • Describe meals for AI analysis
  • Log weightlifting and cardio workouts
  • AI-powered nutrition estimation
  • Featured on TikTok
Read full description

Lean AI Take control of your nutrition and fitness with Lean AI, the ultimate app for tracking macros, meals, and workouts. With cutting-edge AI technology, Lean AI makes tracking your meals effortless and accurate, whether you're at home, at the gym, or on the go. Snap to Track Easily track your food with a simple snap! Lean AI analyzes photos of your meals, food packages, nutrition facts, and barcodes, instantly calculating your calories and macros. No more manual input – just point, shoot, and let AI do the rest. Describe Your Meal Don't have a photo? No problem! Simply describe what you're eating, and Lean AI will estimate the nutrition breakdown for you. Whether you're enjoying a homemade dish or dining out, AI-powered meal descriptions make tracking easier than ever. Fitness Tracking Built In Lean AI goes beyond nutrition – it tracks your fitness, too. Log your weightlifting workouts, cardio sessions, or describe your routine, and the app will keep tabs on your progress. Whether you're running, lifting, or resting, Lean AI has your fitness covered. As Seen on TikTok Featured on TikTok, Lean AI is making waves in the fitness and nutrition community. Join thousands of users who are transforming their lives by simplifying their health journey with the power of AI. Why Lean AI? - Snap photos to track macros instantly - Scan barcodes or input nutrition facts with ease - Describe meals for AI-powered nutrition tracking - Track workouts: running, weightlifting, and more - Featured on TikTok for its ease and innovation - Get started today with Lean AI and make nutrition and fitness tracking as easy as snapping a photo! A subscription is required to view analysis results. Consult a doctor for medical advice and before making changes to your diet, exercise, or health routine. Privacy Policy: https://leanai.app/privacy Terms and Conditions: https://leanai.app/terms

About

SCALA

Discover how your body uniquely reacts to food. Log meals, track your energy levels, and uncover personalized patterns to improve daily focus and stability without needing any sensors.

Highlights
  • Log meals via photo, voice, or text
  • Track post-meal energy and mood
  • Identify food-related energy patterns
  • Receive a daily energy stability score
  • No external sensors required
  • Personalized insights into food reactions
Features
Read full description

Most people don't fail because they lack motivation. They fail because tracking food becomes a chore. SCALA fixes that. Log any meal in seconds — snap a photo, scan a barcode, speak it, or tap from your saved meals. No searching. No friction. Just done. Track calories, macros, and food quality all in one place. SCALA's UPF Load score shows how processed your diet really is, so you see the full picture beyond just calories and macros. Built for people who want results, not another app to manage. WHETHER YOU'RE CUTTING, BULKING, OR MAINTAINING SCALA works for weight loss, muscle gain, body recomposition, and anyone who wants to understand their nutrition better. Log your protein, carbs, fat, fiber, sodium, and sugar — all tracked automatically with every meal. LOGGING THAT ACTUALLY FITS YOUR LIFE Photo food logging — snap any meal, get instant macros Barcode scanner — millions of foods, one scan Voice logging — just say what you ate Meal prep — save once, log forever Manual entry — search our food database instantly BEYOND JUST CALORIES UPF Load score — see how processed your daily diet really is Health score per food (1-10) Net carbs tracking Daily macro targets and progress Weekly nutrition insights THE EASIEST MACRO AND CALORIE TRACKER YOU'LL EVER USE No complicated setup. No overwhelming dashboards. Just fast, effortless nutrition tracking that helps you hit your goals and actually stick to it. Download SCALA for free and start tracking today. Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Screenshots

Lean AI4 screens
SCALA4 screens

Verdict

The call

The clearest difference is review sentiment: Lean AI at 75% against SCALA's 0%. Lean AI also leads on rating (4.6 vs 3.0) and ratings volume (84 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lean AI sells 14 in-app purchases, starting at $0.99 per 7 days and SCALA sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Lean AI holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Lean AI has 84 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 75% of Lean AI's written reviews are positive against 0% of SCALA's.

UpkeepUpdate frequency

Lean AI ships an update every 3 days, SCALA every 2 weeks. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

Scorecard5 real differences · 5 level
Lean AI versus SCALA: the parameters behind the verdict, then further details
ParameterLean AISCALA
PriceFreeFree
Rating4.6 (84 ratings) — better3.0 (1 ratings)
Positive reviews75.0% of reviews — better0.0% of reviews
Number of ratings84 — better1
Update frequencyEvery 3 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS15.5 — better18.0
Further details — not scored
Size69 MB135 MB
Age rating4+4+
DeveloperAI Star LLCFlow Labs Oy

Customer experience

Lean AI

All ratings84 ratings
Positive92.9%
Neutral2.4%
Negative4.8%
Written reviews8 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

SCALA

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

14 purchases

Lean AI

Subscriptions14
  • All Access for 1 Week$0.997 Days
  • All Access for 1 Week$5.997 Days
  • All Access for 1 Week7 Days trial$7.997 Days
Show 11 more
  • All access$7.997 Days
  • All access3 Days trial$7.997 Days
  • All Access for 1 Month$9.991 Month
  • All access for 1 Month$14.991 Month
  • All access for 1 Year$19.991 Year
  • All Access for 1 Year1 Year trial$29.991 Year
  • All Access for 1 Year$29.991 Year
  • All Access for 1 Year3 Days trial$29.991 Year
  • All Access for 1 Year$39.991 Year
  • All Access for 1 Year3 Days trial$49.991 Year
  • All Access for 1 Year$49.991 Year
2 purchases

SCALA

Subscriptions2
  • SCALA Monthly7 Days trial$4.991 Month
  • SCALA Annual Plan7 Days trial$29.991 Year

Questions

Is Lean AI free?
Lean AI is free to download, with in-app purchases available.
Is SCALA free?
SCALA is free to download, with in-app purchases available.
Which has better reviews, Lean AI or SCALA?
Lean AI is rated higher. Lean AI averages 4.6 out of 5 from 84 ratings, while SCALA averages 3.0 from 1 ratings.
Do Lean AI or SCALA have ads?
Neither Lean AI nor SCALA shows ads.
Which is updated more often, Lean AI or SCALA?
Lean AI ships an update every 3 days, and SCALA every 2 weeks. Most recently, Lean AI was updated on October 13, 2026 and SCALA on October 7, 2026.

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