Pace vs Calc Run
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pace
This app helps runners plan their races by calculating pace and speed. It provides instant conversions and displays finish times for various race distances, from short sprints to ultra-marathons. Users can also plan race strategies with detailed splits and switch between metric and imperial units.
- Instant pace and speed conversion
- Finish time calculator for various distances
- Race strategy planning with splits
- Support for miles and kilometers
- Apple Watch compatibility
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Pace helps runners plan races with clear targets, fast conversions, and practical split strategies. Enter your target pace or speed and instantly convert between them, then see projected finish times across popular distances from 400m and the mile to 5K, 10K, Half Marathon, Marathon, 50K, 50 Mile, and 100 Mile. What you can do - Convert pace and speed instantly - Enter a goal finish time to see the pace you need - View finish times across short, long, and ultra distances - Plan even, negative, or positive splits - Add custom race distances in meters, kilometers, or miles - Switch between miles and kilometers - Use quick slider controls or manual pace entry - Use Pace on Apple Watch with Digital Crown support Whether you are training for a 5K, marathon, or 100-miler, Pace gives you fast, reliable numbers for smarter race planning.
Calc Run
This app helps you build a consistent running habit with goal setting, streak tracking, and advanced performance analytics. It offers features like a cadence metronome, interval training, and detailed post-run visualizations to enhance your running experience.
- Weekly goals and streak tracking
- Cadence metronome
- Interval training
- 3D route replays
- Performance analytics
- Gear tracking
- Apple Watch integration
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Build a lasting running habit with Calc Run. Calc Run is more than just a tracker—it's your partner in staying consistent. From essential tracking to advanced features like a cadence metronome and interval training, we provide everything you need to level up your performance. Set weekly goals, maintain your streaks, and invite friends to cheer each other on. After your run, stay motivated with beautiful record cards, 3D route replays, and in-depth performance analytics. [Key Features] - Weekly Goals & Streaks: Set personalized goals and keep your streak alive. Sync with buddies to crush your targets together. - Tile Heatmap: Every run counts. Watch your paths turn into tiles and complete your own global running map. - Cadence Metronome: Stay on rhythm. Our metronome helps you maintain your target cadence, even on Apple Watch (standalone support). - Advanced Frequency Algorithm: Experience high-precision cadence tracking powered by iPhone's accelerometer and Calc Run's optimized frequency analysis. - Real-time Analytics: Monitor your pace and cadence live while you run. - Gear Tracker: Register your running shoes and track mileage to know exactly when it's time for a new pair. - Calendar Log: View your monthly progress at a glance and dive into detailed records for any specific day. - 3D Route Replay & Graph Overlay: Relive your run with a vivid 3D visualization. Elevation, heart rate, and pace graphs overlay your route replay for deeper insight. - In-depth Charts: Analyze your pace, cadence, heart rate, elevation, and stride length with professional-grade graphs. Scrub through the route graph to explore any point on your run. - Customizable Sharing: Create unique record cards by arranging your stats and route exactly how you want them. - Apple Watch Integration: Go phone-free! Track your entire run and monitor heart rate in real-time directly from your wrist. Customize which metrics appear on your Watch screen. - Weather at a Glance: Check current weather conditions before heading out, right from the running tab. - Stats & Trends: Visualize your growth with comprehensive statistics and trend reports. [Premium Features] - Ad-Free Experience: Focus entirely on your run. - Full Goal & Streak Access: Create multiple goal types, join buddies, and use "Streak Freeze" to protect your progress. - Training Plans: Follow structured training plans for your distance goals. Review completed plans with week-by-week details. - Monthly & Yearly Recap: A beautiful summary of your achievements. - Personal Tile Heatmap: Exclusive access to your cumulative running map. - Advanced Trend Graphs: Deeper insights into your performance over time. - Heart Rate Zones: Detailed breakdown of time spent in each zone and average pace charts. - Personal Bests: Track your record times for various distances. - Predictive Pace & Training Pace: Smart forecasts to help you train better. - Apple Watch Standalone Metronome & Intervals: Pro features on your wrist. - Watch Display Customization: Choose and reorder the metrics shown on your Apple Watch during runs. - Early Access: Be the first to try all upcoming features. Discover the joy of running with Calc Run today. Document your journey, build a habit that lasts, and take your first step toward a better you. Download now! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ratings volume: Pace at 379 against Calc Run's 4. Calc Run's advantage is update cadence (every 9 days vs every 6 weeks) and rating (5.0 vs 4.7). On price, ads, in-app purchases and monetization model 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
Both are free to download. Pace sells 1 one-off in-app purchase and Calc Run sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Calc Run holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Pace has 379 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 72% of Pace's written reviews are positive against 92% of Calc Run's.
Pace ships an update every 6 weeks, Calc Run every 9 days. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.
| Parameter | Pace | Calc Run |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (379 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 72.0% of reviews | 92.3% of reviews — better |
| Number of ratings | 379 — better | 4 |
| Update frequency | Every 6 weeks | Every 9 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, Apple Watch |
| Requires iOS | 18.6 | 17.6 — better |
| Further details — not scored | ||
| Size | 14 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | Skipjack Studios, LLC | PacoStudio |
Customer experience
Pace
Calc Run
Bugs and requests
Pace
Reported bugs
5 issues- Paces are off compared to online calculators
- Algorithm for speed/distance calculation is incorrect
- Pace display doesn't change correctly when using km/h
- Results for marathon are not visible on iPhone 14 Pro Max
- Half marathon distance displayed incorrectly in overview
Requested features
5 requests- Add custom distance input
- Include shorter track distances (e.g., 200m, 400m, 800m, 1500m, 1600m)
- Make default goal time distance configurable
- Ability to print chosen time line of partials
- Improve visibility of marathon results on smaller screens
Calc Run
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Pace
- Remove Ads$4.99
Calc Run
- Monthly Subscription$1.991 Month
- Yearly Subscription$17.991 Year
- Lifetime Subscription$29.99









