--- title: "HeartCalc — App Overview" url: https://marlvel.ai/apps/heartcalc category: Health & Fitness developer: Florian Schimanke platforms: ios rating: 5.0 (1 ratings) pricing: paid report_level: overview generated: 2026-05-04 last_verified: "2026-05-04T11:04:41.153Z" --- > **Key Insight:** HeartCalc is a specialized, ad-free tool that provides users with multiple scientific methodologies to calculate and track heart rate training zones. | Metric | Value | |--------|-------| | Category | Health & Fitness | | Rating | 5.0 ★ (1) | | Pricing | paid | | Platforms | iOS | | Latest Version (iOS) | 1.1 | | Developer | Florian Schimanke | ## What is HeartCalc? HeartCalc is a health and fitness utility designed to calculate personalized heart rate training zones based on user age and weight. The app distinguishes itself by offering eight distinct scientific formulas, including the Tanaka, Nes, and gender-specific Gulati methods, to determine training intensity. ## Key Features - **Multi-Formula Calculation**: Provides eight distinct heart rate formulas, ranging from classic Fox & Haskell to modern research-based methods like Nes and Tanaka. - **Training Zone Mapping**: Categorizes heart rate intensity into five specific zones, including Warm-up, Fat Burn, Aerobic, Anaerobic, and VO₂ Max. - **Data Persistence**: Automatically saves user age and weight data to streamline future calculations. - **Ad-Free Interface**: Features a clean, Apple-compliant design that operates without advertisements. ## Who is it for? Athletes and fitness enthusiasts seeking data-driven heart rate zone calculations for performance training. ## Links - [App Store](https://apps.apple.com/us/app/heartcalc/id6749575285?uo=4) - [Full Intelligence Report](https://marlvel.ai/apps/heartcalc) --- *This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/heartcalc).* *Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*