
NSA Running
Norwegian Singles Approach
Free · Designed for iPad
Get your personalized training paces in seconds! Based on the Norwegian Singles Method by James Copeland. Start training smarter today with sub-threshold intervals.
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.
Ratings & Reviews
This app hasn’t received enough ratings or reviews to display an overview.
The developer, Byoung Hun Min, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
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Information
- Seller
- Byoung Hun Min
- Size
- 32.2 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
- Languages
- English
- Age Rating
13+
- 13+
- Infrequent
Medical Treatment information
Contains
Health or Wellness Topics
- Copyright
- © 2026 Brian Min.