Comparison

CalorimeterAI vs HIIT Interval Timer & Tracker

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

Head to head
About

CalorimeterAI

Read full description

Smarter Calorie Tracker & AI Meal Planner β€” Now with Vision AI Reach your goals faster with CalorimeterAI, the intelligent nutrition assistant that sees, understands, and adapts to you. Whether you’re losing weight, building muscle, or simply eating cleaner, the app combines local AI vision, AI-powered planning, and verified nutrition databases for results you can trust. What’s New: β€’ Local AI Vision Model β€” Snap a photo and get instant recognition, even offline. β€’ Smarter Food API Fusion β€” Merges USDA & OpenFood data for unmatched accuracy. β€’ Enhanced AI Meal Plans β€” More realistic, home-friendly, goal-aligned recipes. β€’ Refined Visuals & UX β€” Cleaner dashboard, BMI gauge, and subtle animations. Core Features β€’ AI-Generated Meal Plans – Get tailored daily diets that match your goals. β€’ Smart Calorie Tracker – Log meals quickly and monitor macros with ease. β€’ Fully Personalized – Adjust by allergens, dislikes, diet type (keto, vegan & more). β€’ TDEE + Macro Calculator – See exactly how much to eat for progress. β€’ Offline Privacy – All data stays on your device β€” no login, no cloud. β€’ Streaks & Progress – Stay motivated with daily insights and milestones. How It Works 1. Set your profile (age, weight, goals, preferences). 2. Let the AI craft a daily meal plan unique to you. 3. Track food easily through photos or quick logging. 4. Watch your progress evolve with clean visuals. Free to Start β€” No Commitment Get your first AI-generated meal plan for free. Try before you subscribe β€” experience personalized nutrition without sign-up or friction. Upgrade to Premium Unlock unlimited AI meal suggestions and detailed analytics. Choose your pace: Weekly, Monthly, or Yearly β€” flexible plans built for you. Privacy First. Results Fast. CalorimeterAI. Download now and see your nutrition in a whole new way.

About

HIIT Interval Timer & Tracker

Features
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Interval Timer & Tracker Fit Your Ultimate Fitness Companion Elevate your workouts with Interval Timer & Tracker Fit, the all-in-one app for custom HIIT, Tabata, and fitness routines. Designed for beginners and enthusiasts alike, this workout timer helps you stay on track, monitor progress, and hit your goals with real-time voice feedbackβ€”all offline, all free. Key Features: - **Custom Interval Timers**: Build personalized workout routines with timers for exercises and rest. Ideal for HIIT, yoga, CrossFit, boxing, and more! - **Real-Time Voice Feedback**: Stay focused with hands-free updates like "10 seconds left" or "Next exercise." - **Workout Tracking & Stats**: Log your gym timer history, visualize fitness progress, and stay motivated. - **Goals & Reminders**: Set fitness targets and get reminders for consistent routines. - **Profile Customization**: Adjust settings, sync data, and enjoy multilingual support. Available in: English, French, Arabic, Spanish, German, Italian, Turkish, Japanese, Chinese, Portuguese, Korean, Russian, Dutch, Hindi, Swedish, Norwegian, Danish, Finnish, Polish, Thai, Vietnamese, Indonesian, Malay, Czech Why Choose Us? - Hands-free convenience with voice-guided workout timers. - Fully customizable for any exercise timer need. - Detailed tracker stats to monitor your fitness journey. Perfect for HIIT, Tabata, WOD, boxing training, or quick gym sessions. Download now and master your routines with Interval Timer & Tracker Fit! Unlock premium features with our subscriptions: Weekly Subscription: $0.99 Monthly Subscription: $1.99 Yearly Subscription: $9.99 LifeTime: $19.99 For details on our subscription terms, please see our Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/.

Screenshots

CalorimeterAI4 screens
HIIT Interval Timer & Tracker4 screens

Verdict

The call

The clearest difference is update cadence: HIIT Interval Timer & Tracker at every 3 weeks against CalorimeterAI's every 3 months. HIIT Interval Timer & Tracker also leads on iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. CalorimeterAI sells 3 in-app purchases, starting at $2.99 per 7 days and HIIT Interval Timer & Tracker sells 4 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

CalorimeterAI ships an update every 3 months, HIIT Interval Timer & Tracker every 3 weeks. The most recent releases landed on September 11, 2026 and September 10, 2026 respectively.

Scorecard2 real differences Β· 4 level
CalorimeterAI versus HIIT Interval Timer & Tracker: the parameters behind the verdict, then further details
ParameterCalorimeterAIHIIT Interval Timer & Tracker
PriceFreeFree
Update frequencyEvery 3 monthsEvery 3 weeks β€” better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS15.612.0 β€” better
Further details β€” not scored
Size100 MB57 MB
Age rating4+4+
DeveloperErkin GonultasEch-Chafai Kadri

In-app purchases

3 purchases

CalorimeterAI

Subscriptions3
  • Weekly Member$2.997 Days
  • Monthly Member$8.991 Month
  • Annual Member$106.991 Year
4 purchases

HIIT Interval Timer & Tracker

Subscriptions3
  • Weekly Pro3 Days trial$1.997 Days
  • Monthly Pro7 Days trial$4.991 Month
  • Yearly Pro$19.991 Year
One-time1
  • Pro Access$19.99

Questions

Is CalorimeterAI free?
CalorimeterAI is free to download, with in-app purchases available.
Is HIIT Interval Timer & Tracker free?
HIIT Interval Timer & Tracker is free to download, with in-app purchases available.
Do CalorimeterAI or HIIT Interval Timer & Tracker have ads?
Neither CalorimeterAI nor HIIT Interval Timer & Tracker shows ads.
Which is updated more often, CalorimeterAI or HIIT Interval Timer & Tracker?
CalorimeterAI ships an update every 3 months, and HIIT Interval Timer & Tracker every 3 weeks. Most recently, CalorimeterAI was updated on September 11, 2026 and HIIT Interval Timer & Tracker on September 10, 2026.

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