Comparison

running.COACH vs Simby

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

Head to head
About

running.COACH

Generate a personalized, dynamic running training plan for any runner, from beginner to pro. Adapt your workouts based on progress and choose your training goals. Connect with coaches and sync data from popular fitness trackers.

Highlights
  • Individualized training plans
  • Dynamic plan adaptation
  • Training by pace, heart rate, or power
  • Chat with a personal coach
  • Data sync with Garmin, Strava, Fitbit
  • GPS tracking and voice feedback
Features
Read full description

Individual and dynamic running training plan for runners of any level. The individual and dynamic training plan running app from running.COACH is your personal coach! No matter if you are a running beginner or a running pro, if you run a marathon, half marathon or any distance from 5000m to an ultra marathon. Do it like 150'000 other runners all over the world and join the running.COACH running community. "running.COACH" is the first running app that generates a personal running training plan that is tailored to you and your needs and dynamically adapts accordingly. You benefit from the experience of European champion Viktor Röthlin and world-class endurance athlete Mathias Kyburz. FEATURES OF YOUR RUNNING TRAINING PLAN - Individual training plan tailored to you. Workouts are analyzed by the system and adapted to reflect your progress as needed. - Choose your training days, your training goal (start running, general fitness or a target race) and your preparation races, if applicable. The plan is then personalized to you around your specifications. - Training according to pace, heart rate or power specifications (watts) - If needed: Special mountain running plans - Chat with your personal coach - Synchronization of training data from Garmin, Polar, Suunto, Strava, Fitbit etc. - Videos on strengthening, stabilization and fitness exercises COMPATIBLE DEVICES FOR THE TRANSMISSION OF WORKOUTS - Connect your account to other running platforms to automatically submit your workouts to running.COACH - Compatible with Garmin, Polar, Suunto, Strava, runkeeper, Fitbit, etc. SPORT & FITNESS TRACKER - Record your runs with the app - VoiceOver: Voice inputs from a coach during your workout with information about pace, duration, distance and lap times - and a few light-hearted sayings - Your smartphone becomes a GPS device This app integrates with the Health app. Running.COACH terms of use: https://runningcoach.me/en/pages/terms

About

Simby

Features
Read full description

Simby is the calm, all-in-one tracker for your baby's first years — feeding, diapers, sleep, growth and health, beautifully organized and always a tap away. Whether it's a 3 a.m. feed or a pediatrician visit, Simby helps you capture what matters and see the patterns behind it. FEEDING • Breastfeeding with left/right timers • Bottles and solids • Pumping sessions and a milk stash tracker DAILY CARE • Diapers, sleep and water intake • Walks, play, tummy time, bath and teeth brushing GROWTH & HEALTH • Weight, height and temperature with clear charts • Symptoms, medications and doctor visits • Vaccination schedule tailored to your country (US, Canada, Europe and more) with reminders MILESTONES & MEMORIES • Track first smiles, steps and words on a beautiful timeline • Save photos and special moments GUIDANCE WHEN YOU NEED IT • AI-powered specialists for sleep, feeding, health, development and parenting • Fast, personalized answers to everyday questions (AI guidance is informational and does not replace your pediatrician) CALM YOUR BABY • Built-in soothing sounds and lullabies for easier sleep MADE FOR FAMILIES • Share your baby's profile with your partner in real time • Export data as PDF/CSV for your pediatrician • Available in 6 languages • Private by design — your family's data stays yours SIMBY PRO Unlock unlimited AI specialists, full history, data export, memories and sharing. • Monthly or annual subscription; auto-renews unless cancelled 24h before the period ends — manage anytime in Settings Simby is an informational and organizational tool. It is not a medical device and does not provide medical advice, diagnosis or treatment. Always consult a qualified pediatrician for medical concerns. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://legal.simbyapp.com/

Screenshots

running.COACH4 screens
Simby4 screens

Verdict

The call

running.COACH and Simby are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. running.COACH sells 2 in-app purchases, starting at $16.99 per month and Simby sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

running.COACH ships an update every 2 weeks, Simby every 3 weeks. The most recent releases landed on October 6, 2026 and September 24, 2026 respectively.

ScorecardNo meaningful differences
running.COACH versus Simby: the parameters behind the verdict, then further details
Parameterrunning.COACHSimby
PriceFreeFree
Rating4.3 (29 ratings) — better—
Positive reviews80.0% of reviews—
Number of ratings29 — better—
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size122 MB68 MB
Age rating4+12+
DeveloperQuevita AGVESELA NIKOLAEVA MARINOVA

In-app purchases

2 purchases

running.COACH

Subscriptions2
  • running.COACH Bronze$16.991 Month
  • running.COACH Bronze Yearly$179.991 Year
2 purchases

Simby

Subscriptions2
  • Simby Premium Monthly$4.991 Month
  • Simby Premium Annual7 Days trial$39.991 Year

Questions

Is running.COACH free?
running.COACH is free to download, with in-app purchases available.
Is Simby free?
Simby is free to download, with in-app purchases available.
Do running.COACH or Simby have ads?
Neither running.COACH nor Simby shows ads.
Which is updated more often, running.COACH or Simby?
running.COACH ships an update every 2 weeks, and Simby every 3 weeks. Most recently, running.COACH was updated on October 6, 2026 and Simby on September 24, 2026.

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