Comparison

RunKASI vs Endorphins Running

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

Head to head
About

RunKASI

Receive real-time audio coaching during your runs, with personalized feedback based on your biometric data. Connect with remote human coaches who can monitor your progress and provide guidance from anywhere.

Highlights
  • Real-time audio coaching
  • Biometric data interpretation
  • Remote human coaching
  • Extensive workout menu
  • Apple Watch integration
  • Bluetooth earphone support
Features
Read full description

KASI provides real-time audio coaching through your phone and Apple watch. Choose your workout from KASI's large Workout Menu. Using specific workout biometrics and Bluetooth earphones, the audio coach reads and interprets your biometric data and coaches you in your ear during your workouts. KASI also revolutionizes remote human coaching. Your workout data are transmitted to your remote coach, anywhere in the world, and displayed on his or her computer screen or smartphone dashboard, enabling your human coach to observe your workouts from a remote location and coach you in real time, even without being in person. Download to start your two-week free trial. After two weeks, choose from 6-month or 12-month paid subscriptions. Privacy Policy: https://www.runkasi.com/privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

About

Endorphins Running

This app provides science-backed, personalized training plans for runners of all levels, from beginners to marathoners. It offers expert coaching, real-time progress tracking, and integrates with popular wearables. Users can also join a large community for in-person training events and support.

Highlights
  • Personalized adaptive training plans
  • Real-time progress tracking
  • Expert coaching and support
  • 1500+ community events
  • Wearable device integration
  • Strength and recovery programs
Features
Read full description

Reach your next finish line with Endorphins — the top-rated training app powered by science, built by world-class coaches, and backed by the largest run community in the country. Whether you’re running your first 5K or chasing a Boston Qualifier, Endorphins gives you personalized plans, real-time progress tracking, expert coaching, and an in person community of 1500 events to help get you there. WHY THOUSANDS OF RUNNERS RUN & TRAIN WITH ENDORPHINS: 1) Personalized Coaching Plans We build your training plan around you—your pace, your race, your goals. Whether it's a 5K, 10K, half, full, or ultra, your plan adapts as you go. 2) 1500 Community Events A Year Train with other runners who share the same goals as you 3) Train Smarter with Wearables Sync your Garmin, COROS, or Strava to track runs in real time. We use your data to adjust your plan and optimize every workout. 4) Strength + Recovery Built In Our strength programs compliment your running schedule for optimal improvements and gains. 5) Real Coaches. Real Results. Our team has trained thousands of runners—from first-timers to sub-elites. You’re never more than a message away from expert support. JOIN THE LARGEST RUN COMMUNITY IN AMERICA: 1) In-Person Energy We host 1,500+ free group runs a year in 12+ cities. From long runs to shakeouts, connect with others who share the same goals and values as you. 2) Community Benefits Endorphins members get access to drops, exclusive partner benefits, and race-weekend events. 3) Track Progress + Stay Accountable From weekly goals to post-run recaps, we keep you on track and connected to your training—day in, day out. 4) Built to Grow With You As your goals evolve, so does your training. Whether you’re starting from scratch or going sub-3, we’ve got the plan. PLANS FOR EVERY GOAL: First-time 5K to your next marathon PR Strength + mobility for runners Recovery programs post-race or post-injury And more, always evolving COMPATIBLE WITH: Garmin, COROS, Strava, and more. ENDORPHINS PREMIUM: Unlock the full experience with a 7-day free trial. Train smarter with adaptive plans, real-time sync, and exclusive coaching content. $20/month or $120/year — cancel anytime. Subscriptions auto-renew. Manage in your iTunes settings. APPLE HEALTH INTEGRATION: Endorphins uses your health data for accurate heart rate, distance, and pace tracking when using Apple Watch. 18+ ONLY: Endorphins is for adults 18+. Accounts may be removed if underage use is detected. Apple's standard license agreement applies to Endorphins Premium purchases: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

RunKASI4 screens
Endorphins Running4 screens

Verdict

The call

The clearest difference is ratings volume: Endorphins Running at 909 against RunKASI's 7. Endorphins Running also leads on update cadence (every 2 weeks vs every 5 weeks). On price, rating, review sentiment and ads 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. RunKASI sells 2 in-app purchases, starting at $59.99 per 6 months and Endorphins Running sells 4 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for RunKASI against 4.9 for Endorphins Running. That said, the two scores are not equally well evidenced: Endorphins Running has 909 ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 100% of RunKASI's written reviews are positive against 99% of Endorphins Running's.

UpkeepUpdate frequency

RunKASI ships an update every 5 weeks, Endorphins Running every 2 weeks. The most recent releases landed on October 21, 2026 and October 22, 2026 respectively.

Scorecard2 real differences · 8 level
RunKASI versus Endorphins Running: the parameters behind the verdict, then further details
ParameterRunKASIEndorphins Running
PriceFreeFree
Rating5.0 (7 ratings) — better4.9 (909 ratings)
Positive reviews100.0% of reviews — better98.6% of reviews
Number of ratings7909 — better
Update frequencyEvery 5 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, Apple WatchiPhone, iPad, Apple Watch — better
Requires iOS17.016.4 — better
Further details — not scored
Size27 MB177 MB
Age rating4+12+
DeveloperKASI, LLCEndorphins Running LLC

Customer experience

RunKASI

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Endorphins Running

All ratings879 ratings
Positive98.6%
Neutral0.1%
Negative1.3%
Written reviews418 reviews
Positive98.6%
Neutral0.2%
Negative1.2%

In-app purchases

2 purchases

RunKASI

Subscriptions2
  • Runner Semi Annual Plan$59.996 Months
  • Runner Annual Plan$83.901 Year
4 purchases

Endorphins Running

Subscriptions4
  • Monthly7 Days trial$19.991 Month
  • Monthly$19.991 Month
  • Yearly7 Days trial$119.991 Year
Show 1 more
  • Yearly$119.991 Year

Questions

Is RunKASI free?
RunKASI is free to download, with in-app purchases available.
Is Endorphins Running free?
Endorphins Running is free to download, with in-app purchases available.
Which has better reviews, RunKASI or Endorphins Running?
RunKASI is rated higher. RunKASI averages 5.0 out of 5 from 7 ratings, while Endorphins Running averages 4.9 from 909 ratings.
Do RunKASI or Endorphins Running have ads?
Neither RunKASI nor Endorphins Running shows ads.
Which is updated more often, RunKASI or Endorphins Running?
RunKASI ships an update every 5 weeks, and Endorphins Running every 2 weeks. Most recently, RunKASI was updated on October 21, 2026 and Endorphins Running on October 22, 2026.

Other comparisons