Half Marathon- 21K Run App Downloads & RevenueHalf Marathon- 21K Run App · App Store
Not in any tracked top chart right now.
Updated 9 Nov 2026 · rankings refresh through the day
DeveloperRumble
CategoryHealth & Fitness
PriceFree
Released
Rating★ 4.2 (254)
Version1.14.0
Age rating4+
First seen by us
24 Oct 2026
Half Marathon- 21K Run App update history & changes
Last change · 3 events since 9 Sep 2018Full timeline ↓Full timeline · 3 events
- 🆕Half Marathon- 21K Run App first spotted by AppInsiderUnited States (found via developer)
- 📦Half Marathon- 21K Run App version 1.14.0Bug fixing and performance improvement
- 🆕Half Marathon- 21K Run App released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.2 ★
254 ratings
Measured
Half Marathon- 21K Run App on the App Store
App details
App ID
1435474702
Publisher
Rumble Enterprise
On the store since
Sep 2018
8 years on the store
Minimum OS
iOS 13.4+
iPhone 6s and later
Devices
iPhone · iPad · Watch
Content rating
4+
Languages
23
AR DA NL EN FI FR DE HU ID IT JA KO …
Size
68 MB
Also listed in
Lifestyle
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.2 ★
254 ratings
Measured
Ratings
254
Measured
About Half Marathon- 21K Run App
Enhance your strength, endurance, and stamina, train for your 21k run with the best half marathon training app! 21K Run Trainer will help you become the runner you’ve always wanted to be! This is the easiest, most comprehensive and most successful half marathon training plan for you to train for your first 21K.
DETAILED 12 WEEK RUNNING PROGRAM
Our 12 week half marathon training plan will literally take you to the finish line of your first 21k run. 21K Run Trainer is a simple and powerful 1/2 marathon training app that will guide you through the whole journey with encouragement, useful tips, step- by- step interval planning, and so much more. Complete your half marathon by using the run/walk strategy and get the advice you need!
MOTIVATIONAL AUDIO COACHING
This half marathon training program starts off easy and slowly increases the runs. The real fascination of this 12 week half marathon training and running app is that it keeps you motivated and encouraged all the time. Keep your inner self in tune with your body by listening to audio coach guidance, read daily motivational quotes and enjoy great half marathon training plan!
INTEGRATED MUSIC PLAYER
Not only that you will get the motivation and information you need by using this incredible half marathon training program, but you will also be able to enjoy your favorite tracks while running and training! The running app features a built-in music player that lets you listen to your music during exercises. The audio coach gently blends in when needed, plus you get intuitive on-screen controls that make the experience even better.
TRACK & SHARE YOUR PROGRESS
Experience the pure enjoyment of running by having the best half marathon training app! If you need a half marathon training guide to reach your 21K goals easily, then 21K Run Trainer is exactly what you need. The app keeps track of your runs and achievements, it awards you with badges and gives you the opportunity to share your progress with your friends and family on any social media. Share your 12 weeks half marathon training log by Facebook, Twitter, or email, and don’t forget to invite your friends to join you!
21K RUN TRAINER FEATURES:
- Reach your 21k run goals in 12 weeks
- Follow detailed half marathon training schedule
- Uses alternating walks & runs
- Audio coach to guide & motivate you
- Repeat workouts whenever you want
- Includes a music player to listen to music while exercising
- Built-in GPS & distance tracking
- Receive cool badges for your progress
- Tracks & logs each time you do a new run
- Share achievements with friends
- Fully customizable settings
- Supports both phone & tablet devices
- Smooth on-screen controls
- Integrated health kit for a workout track
- FREE to use half marathon training plan app
---
How to train for a half marathon and fully enjoy it?
It’s simple!
Get 21K Run Trainer for FREE today and just believe in yourself!
Please seek medical advice prior to commencement.
We currently offer two auto-r
DETAILED 12 WEEK RUNNING PROGRAM
Our 12 week half marathon training plan will literally take you to the finish line of your first 21k run. 21K Run Trainer is a simple and powerful 1/2 marathon training app that will guide you through the whole journey with encouragement, useful tips, step- by- step interval planning, and so much more. Complete your half marathon by using the run/walk strategy and get the advice you need!
MOTIVATIONAL AUDIO COACHING
This half marathon training program starts off easy and slowly increases the runs. The real fascination of this 12 week half marathon training and running app is that it keeps you motivated and encouraged all the time. Keep your inner self in tune with your body by listening to audio coach guidance, read daily motivational quotes and enjoy great half marathon training plan!
INTEGRATED MUSIC PLAYER
Not only that you will get the motivation and information you need by using this incredible half marathon training program, but you will also be able to enjoy your favorite tracks while running and training! The running app features a built-in music player that lets you listen to your music during exercises. The audio coach gently blends in when needed, plus you get intuitive on-screen controls that make the experience even better.
TRACK & SHARE YOUR PROGRESS
Experience the pure enjoyment of running by having the best half marathon training app! If you need a half marathon training guide to reach your 21K goals easily, then 21K Run Trainer is exactly what you need. The app keeps track of your runs and achievements, it awards you with badges and gives you the opportunity to share your progress with your friends and family on any social media. Share your 12 weeks half marathon training log by Facebook, Twitter, or email, and don’t forget to invite your friends to join you!
21K RUN TRAINER FEATURES:
- Reach your 21k run goals in 12 weeks
- Follow detailed half marathon training schedule
- Uses alternating walks & runs
- Audio coach to guide & motivate you
- Repeat workouts whenever you want
- Includes a music player to listen to music while exercising
- Built-in GPS & distance tracking
- Receive cool badges for your progress
- Tracks & logs each time you do a new run
- Share achievements with friends
- Fully customizable settings
- Supports both phone & tablet devices
- Smooth on-screen controls
- Integrated health kit for a workout track
- FREE to use half marathon training plan app
---
How to train for a half marathon and fully enjoy it?
It’s simple!
Get 21K Run Trainer for FREE today and just believe in yourself!
Please seek medical advice prior to commencement.
We currently offer two auto-r
Latest updates
1.14.0
Bug fixing and performance improvement