Comparison

Run Tracker vs NSA Running

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

Head to head
About

Run Tracker

This app helps runners understand their training by analyzing data like training load, heart rate zones, and progress. It provides clear insights and warnings to prevent overtraining and ensure effective workouts.

Highlights
  • Training load analysis
  • Heart rate zone tracking
  • Progress visualization
  • VO2 max trends
  • Automatic route matching
  • Personal records
Features
Read full description

Kiiro – Understand Your Training Not sure if you're training too hard — or not hard enough? Most apps show you data. Kiiro explains what it means. Whether you're building toward a goal or just trying to stay consistent without getting injured, Kiiro tracks your training load, zones, and progress — and tells you what to do about it. AM I TRAINING TOO HARD? See your training load build over time — recent effort vs. long-term fitness. Know when to push and when to rest. No sports science degree required. ‣ Acute vs. chronic training load ‣ Weekly and monthly trends ‣ Clear warnings before you overdo it AM I ACTUALLY IMPROVING? Compare every run on the same route. See your progress in pace, heart rate, and effort — proof that your training is working. ‣ Automatic route matching ‣ Personal records highlighted ‣ Visual charts show trends over time AM I IN THE RIGHT ZONES? Easy runs should be easy. Hard runs should be hard. Kiiro shows exactly how much time you spend in each zone — and whether it matches your goals. ‣ Aerobic vs. anaerobic breakdown ‣ Zone trends over weeks and months ‣ Spot polarized training gaps METRICS THAT MATTER VO2 max trends, resting heart rate, HRV, cadence, ground contact time, detailed splits and maps. GOALS & HISTORY Set targets. Track streaks. Review your full training history with trends and summaries. Syncs automatically with Apple Watch through HealthKit. No manual uploads. No extra hardware. For runners who want to understand their training — not just track it.

About

NSA Running

Features
Read full description

Run Smarter (and harder) with the Norwegian Singles Approach (NSA) Calculate personalized training paces based on the proven Norwegian Singles Approach. Science-backed paces tailored to your fitness. WHAT YOU GET - Sub-threshold interval paces (3, 6, 10 minute reps) - Easy running pace that's actually easy - Distance-based equivalents (800m, 1600m, 2km+) - Race predictions (5K, 10K, Half Marathon, Marathon) - Training structure guidance WHY IT WORKS - 3 sub-threshold workouts per week - Truly easy running on other days - One long easy run weekly - No brutal VO2 max intervals - Sustainable intensity Build fitness without burnout. Quality volume while staying fresh. THE SCIENCE Based on elite Norwegian methods, adapted for everyday athletes by James Copeland. Sub-threshold training just below lactate threshold maximizes gains sustainably. FEATURES INSTANT PACE CALCULATOR Enter 5K time, get personalized paces. Time-based and distance-based options. Heart rate guidance included. TRAINING GUIDANCE Weekly structure, rest intervals, heart rate tips, adjustment strategies. EDUCATION Interactive tutorial, comprehensive FAQ, race prep guidance. PERFECT FOR Competitive runners, intermediate/beginner runners, recreational athletes, former cyclists/triathletes, 4-8 hour/week training volume. HOW IT WORKS 1. Enter 5K time 2. Get personalized paces 3. Follow: Easy → Sub-T → Easy → Sub-T → Easy → Sub-T → Long 4. Time trial every 4-6 weeks 5. Update and improve BEAUTIFULLY SIMPLE No subscriptions. No complicated plans. Just effective training paces. DISCLAIMER Not affiliated with James Copeland. Based on "Norwegian Singles Method: Subthreshold Running Kept Simple." Consult healthcare professional before starting training. Educational purposes only. Purchase the book for complete methodology and detailed plans.

Screenshots

Run Tracker4 screens
NSA Running4 screens

Verdict

The call

The clearest difference is update cadence: NSA Running at every 4 days against Run Tracker's fortnightly. NSA Running also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.0). On price, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Run Tracker ships an update fortnightly, NSA Running every 4 days. The most recent releases landed on August 25, 2026 and January 15, 2026 respectively.

Scorecard3 real differences · 6 level
Run Tracker versus NSA Running: the parameters behind the verdict, then further details
ParameterRun TrackerNSA Running
PriceFreeFree
Rating5.0 (3 ratings) — better—
Number of ratings3 — better—
Update frequencyFortnightlyEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS18.015.1 — better
Further details — not scored
Size41 MB33 MB
Age rating17+12+
Developerendurance101 OÜByoung Hun Min

In-app purchases

None

Run Tracker

No in-app purchases

None

NSA Running

No in-app purchases

Questions

Is Run Tracker free?
Run Tracker is free to download, with no in-app purchases.
Is NSA Running free?
NSA Running is free to download, with no in-app purchases.
Do Run Tracker or NSA Running have ads?
Neither Run Tracker nor NSA Running shows ads.
Which is updated more often, Run Tracker or NSA Running?
Run Tracker ships an update fortnightly, and NSA Running every 4 days. Most recently, Run Tracker was updated on August 25, 2026 and NSA Running on January 15, 2026.

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