Comparison

Nutrients & Calories vs Replex Gym Tracker & Planner

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

Head to head
About

Nutrients & Calories

Track your macronutrient intake alongside calorie counting to achieve your diet and weight loss goals. Easily log foods, set custom ratios, and sync with Apple Health for a comprehensive approach to nutrition.

Highlights
  • Macronutrient tracking (carbs, protein, fats)
  • Calorie requirement calculation
  • Customizable nutrient ratios
  • Barcode food lookup (OpenFoodFacts)
  • USDA fresh food database search
  • Apple Health app synchronization
  • Support for 5:2 fasting days
Features
Read full description

Dieting is not just about calories but also about the kinds of calories you eat. Our clear easy-to-use interface makes it easy to ensure you are getting the right proportion of macronutrients - carbs, protein and fats to match your diet. The step-by-step setup process will work out your calorie requirements and nutrient ratios based on your diet and weight loss goal. Preset nutrient ratios for many common diets are included as well as support for 5:2 fasting days. New foods can be entered in seconds using our custom keypad which has built-in unit support and the ability to enter simple calculations and fractions. Lookup foods by barcode using OpenFoodFacts, recall recently eaten foods, or search the built-in USDA fresh food database containing thousands of common food items - all from within the food entry screen. Fully supports the Apple Health app. The calories and nutrient values of the foods you eat are synced to the Health app and your daily calorie target is automatically adjusted as your weight changes.

About

Replex Gym Tracker & Planner

Log your gym and calisthenics routines with this comprehensive fitness planner. Track sets, reps, and weight, analyze your progress with detailed analytics, and sync seamlessly across devices. Achieve your fitness goals with intelligent workout management.

Highlights
  • Workout tracking from iPhone and Apple Watch
  • Comprehensive exercise library with muscle map
  • Customizable workout templates
  • Detailed analytics and progress visualization
  • Calendar integration for scheduling
  • iCloud sync across devices
Features
Read full description

Replex is the strength training tracker for iPhone and Apple Watch. Log every set in seconds, see every record, and let an AI coach plan your week — so you get stronger every week and can see it. FREE TO START Logging, the rest timer, Live Activities, Apple Health import, 5 bodyweight plans, records and progress for your recent sessions, and 5 workouts from Apple Watch are free. Replex Pro unlocks everything else. LOG FASTER THAN YOU LIFT • A plate loader shows exactly what goes on each side of the bar • Every set starts from what you did last time, so you just confirm or add weight • “This would be a PR” lights up before you lift • The rest timer starts on its own — a set time, or until your heart rate recovers • Your set, rest and heart rate on the Lock Screen and in the Dynamic Island • Bodyweight and timed exercises built in: “BW + 25 lb”, planks, holds • Kilograms, pounds or stones • Start a workout with Siri APPLE WATCH • Turn the Digital Crown to set weight and reps, tap LOG • Rest countdown on your wrist, with a tap when it’s time to lift • Heart rate, zones and calories, saved to Apple Health • Start on either device — the iPhone and Watch stay in sync in real time SEE YOUR PROGRESS • Weekly volume, sessions and a weekly goal • Records for every exercise, like your heaviest weight and most reps • A chart for every lift, from your first session to today • Runs, walks and rides from Apple Health with route maps, pace and heart-rate zones • Shareable story cards and weekly and monthly recaps PLANS AND EXERCISES • 44 ready-made plans: push, pull, legs, upper/lower, full body and more • 160 exercises with muscle maps, many with illustrations • Build your own templates and put them on your calendar AI COACH (PRO) • Ask for a week (“3 strength days and 2 runs at 6:30 AM”) and get it on your calendar • Multi-week programs that repeat weekly, starting on the date you choose • Builds and edits templates from the exercise library, spaced for recovery • Moves or replaces sessions and checks your calendar for clashes • Answers questions about any workout or run from your own numbers • Nothing changes until you confirm it MADE FOR YOU • Light, Dark or System appearance, and three accents — Volt, Blue and Pink — with matching app icons • iCloud sync across your devices • 54 languages REPLEX PRO • AI Coach, all 44 plans, your own templates and calendar scheduling • Full history with weekly, yearly and all-time views • Unlimited Apple Watch workouts and every share card theme Pro is available as a monthly or yearly subscription, or a one-time lifetime purchase. Subscriptions renew automatically unless canceled at least 24 hours before the end of the period; manage them in your Apple Account settings. Privacy Policy: https://alexriakhin.com/Replex/privacy.html Terms of Service: https://alexriakhin.com/Replex/terms.html

Screenshots

Nutrients & Calories4 screens
Replex Gym Tracker & Planner4 screens

Verdict

The call

The clearest difference is review sentiment: Replex Gym Tracker & Planner at 100% against Nutrients & Calories's 50%. Replex Gym Tracker & Planner also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). Nutrients & Calories's advantage is iOS requirement (18.0 vs 26.0). On price, in-app purchases, monetization model 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. Nutrients & Calories sells 1 one-off in-app purchase and Replex Gym Tracker & Planner sells 5 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Nutrients & Calories ships an update every 3 months, Replex Gym Tracker & Planner every 3 weeks. The most recent releases landed on October 16, 2026 and October 12, 2026 respectively.

Scorecard4 real differences · 6 level
Nutrients & Calories versus Replex Gym Tracker & Planner: the parameters behind the verdict, then further details
ParameterNutrients & CaloriesReplex Gym Tracker & Planner
PriceFreeFree
Rating4.4 (52 ratings) — better—
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings52 — better—
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPadiPhone, Apple Watch
Requires iOS18.0 — better26.0
Further details — not scored
Size11 MB114 MB
Age rating4+4+
DeveloperCURLYBRACE APPS LTDAlexander Ryakhin

Customer experience

Nutrients & Calories

All ratings52 ratings
Positive86.5%
Neutral3.8%
Negative9.6%
Written reviews36 reviews
Positive50.0%
Neutral11.1%
Negative38.9%

Replex Gym Tracker & Planner

Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Nutrients & Calories

One-time1
  • Ad-Free Premium$5.99
5 purchases

Replex Gym Tracker & Planner

Subscriptions4
  • Weekly Subscription3 Days trial$3.997 Days
  • Monthly Subscription7 Days trial$5.991 Month
  • Annual Subscription$29.991 Year
Show 1 more
  • Annual Subscription7 Days trial$39.991 Year
One-time1
  • Lifetime Access$79.99

Questions

Is Nutrients & Calories free?
Nutrients & Calories is free to download, with in-app purchases available.
Is Replex Gym Tracker & Planner free?
Replex Gym Tracker & Planner is free to download, with in-app purchases available.
Do Nutrients & Calories or Replex Gym Tracker & Planner have ads?
Nutrients & Calories shows ads; Replex Gym Tracker & Planner does not.
Which is updated more often, Nutrients & Calories or Replex Gym Tracker & Planner?
Nutrients & Calories ships an update every 3 months, and Replex Gym Tracker & Planner every 3 weeks. Most recently, Nutrients & Calories was updated on October 16, 2026 and Replex Gym Tracker & Planner on October 12, 2026.

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