Comparison

Fitness Calc Pro vs Interval Timer (Simple)

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

Head to head
About

Fitness Calc Pro

Features
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Fitness Calc Pro is your ultimate all-in-one fitness and health calculator app. Precisely track your health, optimize your diet, and enhance athletic performanceβ€”all with one easy-to-use app. With 26 professional calculators at your fingertips, you're fully equipped to reach your personal best. Body Composition Calculators: BMI Calculator – Determine your Body Mass Index instantly. Body Fat Calculator – Accurately measure your body fat percentage. Army Body Fat Calculator – Meets official U.S. Army standards. Lean Body Mass Calculator – Calculate your lean mass accurately. Body Type (Somatotype) Calculator – Identify your natural body type (ecto, meso, endo). Ideal Weight Calculator – Discover your ideal body weight. Healthy Weight Calculator – Find your recommended healthy weight range. Metabolism & Energy Calculators: BMR (Basal Metabolic Rate) Calculator – Your resting energy expenditure. Calorie Calculator – Personalized calorie needs for maintenance, loss, or gain. TDEE (Total Daily Energy Expenditure) Calculator – Comprehensive daily calorie burn estimate. Calories Burned Calculator – Calories burned during exercise/activity. Calories Burned Distance Calculator – Calories burned over a set distance. Food Energy Converter – Convert food energy between kcal, cal, kJ, and joules. Performance & Fitness Calculators: Pace Calculator – Determine pace or speed instantly. Multipoint Pace Calculator – Detailed pacing for segmented distances. Pace Converter – Convert pace and speed units easily. Finish Time Calculator – Predict your finish times for races/events. One-Rep Max (1RM) Calculator – Estimate your strength limits. Target Heart Rate Calculator – Identify optimal heart rate zones for training. Nutrition & Intake Calculators: Macro Calculator – Get precise macronutrient targets (carbs, protein, fats). Carbohydrate Intake Calculator – Personalized daily carb recommendations. Protein Intake Calculator – Determine optimal daily protein consumption. Fat Intake Calculator – Recommended healthy fat intake tailored to your goals. Medical & Physiological Calculators: GFR (Glomerular Filtration Rate) Calculator – Monitor kidney health accurately. Body Surface Area (BSA) Calculator – Clinical assessment of total body surface area. Why Choose Fitness Calc Pro? Comprehensive Suite: 26 specialized calculators in one app. Easy & Intuitive: Clean, user-friendly design suitable for all users. Offline Accessibility: No internet requiredβ€”use it anytime, anywhere. Reliable & Accurate: Uses validated scientific formulas for precision. Regular Updates: Continuously improved with new features and formulas. Share Results Instantly: Save, export, or share your results effortlessly. Whether you're starting a fitness journey, fine-tuning your diet, or preparing for athletic events, Fitness Calc Pro is the essential companion you need. Transform your health and fitness todayβ€”download Fitness Calc Pro!

About

Interval Timer (Simple)

Features
Read full description

Why are all these interval timers so complicated? Ain't nobody got time for that. Stupid simple interval timer. Set interval. Toggle sound. Get to work. EXOX timer (Every X On The X).

Screenshots

Fitness Calc Pro4 screens
Interval Timer (Simple)3 screens

Verdict

The call

The clearest difference is in-app purchases: Fitness Calc Pro at none against Interval Timer (Simple)'s 1. Interval Timer (Simple)'s advantage is iOS requirement (15.1 vs 18.0). On price, ads 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. Interval Timer (Simple) sells 1 one-off in-app purchase. Fitness Calc Pro asks for nothing beyond the download.

Scorecard2 real differences Β· 4 level
Fitness Calc Pro versus Interval Timer (Simple): the parameters behind the verdict, then further details
ParameterFitness Calc ProInterval Timer (Simple)
PriceFreeFree
Update frequencyβ€”Weekly
AdsNoNo
In-app purchasesNo β€” betterYes
DevicesiPhone, iPadiPhone, iPad, iPod β€” better
Requires iOS18.015.1 β€” better
Further details β€” not scored
Size4 MB28 MB
Age rating17+4+
DeveloperJamie MaxwellDomett Xing

In-app purchases

None

Fitness Calc Pro

No in-app purchases

1 purchases

Interval Timer (Simple)

One-time1
  • Lifetime Purchase$6.99

Questions

Is Fitness Calc Pro free?
Fitness Calc Pro is free to download, with no in-app purchases.
Is Interval Timer (Simple) free?
Interval Timer (Simple) is free to download, with in-app purchases available.
Do Fitness Calc Pro or Interval Timer (Simple) have ads?
Neither Fitness Calc Pro nor Interval Timer (Simple) shows ads.

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