Comparison

TrainFlow vs Slim AI

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

Head to head
About

TrainFlow

Features
Read full description

Build Your Perfect Training Flow! Designed by athletes and coaches. We are actively developing our platform and regularly releasing updates with new features! Features for Athletes — Plan Your Workouts and Competitions — create training programs, set goals in the calendar, and track your progress.
 — Work with Coaches — choose a coach by specialization and get personalized recommendations.
 — Analyze Your Performance — monitor statistics, compare workouts, and improve your results.
 — Sync Data with Devices — connect Apple Watch, Garmin, Polar, and other trackers.
 — Communicate and Get Feedback — comment on workouts, ask questions to your coach, and adjust your training load. Features for Coaches — Manage Your Team — oversee a group of athletes, track their progress, and help them reach their goals.
 — Create Personalized Plans — develop individual training programs for each athlete.
 — Analyze Workouts — evaluate athlete statistics and adjust their training loads.
 — Communicate with Athletes — provide feedback, comment on workouts, and monitor progress.
 — Promote Yourself as a Coach — showcase your achievements, education, and attract more clients through the platform.

About

Slim AI

Analyze meals from photos to understand their nutritional impact, including calories and macronutrients. Track activity, hydration, and fasting with personalized goal setting and health score evaluations. Sync data with health apps for a comprehensive overview of your well-being.

Highlights
  • Photo-based meal analysis
  • Calorie and macronutrient breakdown
  • Health Score for ingredient quality
  • Food label scanning
  • Personalized meal suggestions
  • Activity, hydration, and fasting tracking
  • Health app integration
Features
Read full description

Slim AI analyzes meals from photos and helps you understand what you eat in seconds. Snap your plate, scan a barcode, or photograph your fridge to see calories, macros, and an ingredient quality score. With Slim AI you can: - take photos of meals and instantly get calories and macros - check your Health Score — a quality rating of ingredients and nutritional impact - see a full breakdown of vitamins, minerals, and other nutrients in every meal, not just calories and macros - scan food labels to better understand nutrition values and composition - get meal ideas from photos of your fridge - analyze a photo of your body to estimate your body fat percentage in seconds - generate an AI visualization of your best possible shape and share it - track activity, workouts, water, and intermittent fasting - set goals tailored to your lifestyle with a professional questionnaire - sync activity and health data through the Apple Health integration Slim AI is built for people who want to eat more consciously without manually logging every ingredient. The app combines photo analysis, calorie counter, macro tracker, hydration, activity, and fasting in one simple tool. Go deeper than calories. Your Health Score now shows the vitamins, minerals, and nutrients behind every meal, and the new Body Analysis lets you photograph your physique to see your estimated body fat and a visualization of the shape you could reach. Body fat estimates are for informational purposes only and are not medical advice. New users get full access to all features during a 3-day free trial to explore the complete Slim AI experience. Subscription Information: Slim AI offers optional auto-renewable subscriptions. After the free trial, an active subscription is required to keep using the app. Payment will be charged to your Apple ID account at confirmation of purchase. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Contact: slimai.app/en/contact Learn more: slimai.app

Screenshots

TrainFlow4 screens
Slim AI4 screens

Verdict

The call

The clearest difference is in-app purchases: TrainFlow at none against Slim AI's 3. TrainFlow also leads on ads (none vs shown). Slim AI's advantage is update cadence (weekly vs every 4 weeks) and iOS requirement (15.0 vs 18.0). On price and device support 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. Slim AI sells 3 in-app purchases, starting at $9.99 per month. TrainFlow asks for nothing beyond the download.

UpkeepUpdate frequency

TrainFlow ships an update every 4 weeks, Slim AI weekly. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

Scorecard4 real differences · 6 level
TrainFlow versus Slim AI: the parameters behind the verdict, then further details
ParameterTrainFlowSlim AI
PriceFreeFree
Rating—3.8 (6 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—6 — better
Update frequencyEvery 4 weeksWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone, iPod — better
Requires iOS18.015.0 — better
Further details — not scored
Size56 MB83 MB
Age rating4+12+
DeveloperTHX IT OyFUTURESOFT MAZUREK I NIEDZIELA SPOLKA KOMANDYTOWA

In-app purchases

None

TrainFlow

No in-app purchases

3 purchases

Slim AI

Subscriptions3
  • Monthly Plan$9.991 Month
  • App Access3 Days trial$22.991 Year
  • Annual Plan3 Days trial$34.991 Year

Questions

Is TrainFlow free?
TrainFlow is free to download, with no in-app purchases.
Is Slim AI free?
Slim AI is free to download, with in-app purchases available.
Do TrainFlow or Slim AI have ads?
Slim AI shows ads; TrainFlow does not.
Which is updated more often, TrainFlow or Slim AI?
TrainFlow ships an update every 4 weeks, and Slim AI weekly. Most recently, TrainFlow was updated on October 15, 2026 and Slim AI on October 10, 2026.

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