Coming Soon to iOS

Your running coach talks to you

AI-powered audio briefings, adaptive weekly plans, and deep Garmin analytics. RunNerd is the running coach that knows your data and explains your training β€” every single run.

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Built for Garmin runners
who want more from their data.
Good morning, Aaron
Today's Briefing
β–Ά Audio Coaching
Easy Run β€” Coffee Shop Hop
Avg Pace
9:42 /mi
Avg HR
138 bpm
Distance
3.2 mi
Duration
31:04
Heart Rate Zones
15K+
Words of coaching science
3-Tier
Audio briefings
80/20
Intensity distribution
$0
Free tier forever

Built for runners who want to understand their training.

Not another plan generator. RunNerd analyzes your actual Garmin data, explains what it means, and adapts your training based on how your body responded.

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Audio Coaching

Before you lace up, hear your coach explain today's workout β€” why you're doing it and how it should feel. After your run, hear what went well.

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Deep Garmin Analytics

Second-level heart rate analysis, zone distribution, pace variability, cadence patterns β€” depth that Garmin Connect doesn't surface.

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Domain-Constrained AI

Not a generic chatbot. RunNerd's AI is guided by a 15,000+ word running science spec covering periodization and workout classification.

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Route Performance

Think in routes, not workouts. Compare your favorite loop across months. See how your tempo pace on a specific route has trended.

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Adaptive Plans

Your plan adjusts based on how last week actually went. Missed a run? Went too hard? RunNerd recalibrates automatically for next week.

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Coach Chat

"Should I run today?" "Was my tempo too fast?" Context-aware answers based on your actual training history, not generic advice.

A plan that explains itself.

Every workout shows the coaching rationale β€” not just "run 4 miles." Tap any day to see why this workout is scheduled, what route is suggested, and how it fits your week.

  • βœ“ Workouts scheduled around your preferred days
  • βœ“ Route suggestions based on workout type
  • βœ“ Intensity balanced with 80/20 distribution
  • βœ“ Auto-adjusts when life gets in the way
This Week
Mar 17 – Mar 23
12.4 mi planned
Tue
Easy Run
3.2 mi Β· Zone 2
Wed
Rest
Thu
Tempo Intervals
4.1 mi Β· 4Γ—4min
Fri
Rest
Sat
Long Run
5.1 mi Β· Easy pace

Ask anything. Get answers grounded in your data.

Your Coach tab is a persistent conversation that knows your entire training history, your routes, your zones, and your goals. Not a search engine β€” a coach who's been watching your runs.

  • βœ“ Context injected from any screen
  • βœ“ Remembers every conversation
  • βœ“ Grounded in running science, not generic AI
Coach
Was my tempo too fast today? I felt pretty gassed by rep 3.
Yes β€” your average across the 4 reps was 7:48/mi, about 15 sec faster than threshold. Reps 1-2 were spot on at 8:02, but you surged to 7:31 on rep 3. Try locking onto rep 1 pace and holding steady.
Should I take it easy tomorrow?
Your HRV this morning was 42ms, below your 7-day average of 51ms. I'd recommend a full rest day tomorrow and shifting your easy run to Friday.

Coaching you can hear,
not just read.

Personalized audio briefings at three levels β€” so you always know why you're doing what you're doing, and how it went after you're done.

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Per Run

Pre-run intent & post-run analysis

Hear the purpose of today's session before you go. After, get an analysis of what your data showed.

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Per Week

Weekly training summary

Mileage, intensity balance, key workouts, patterns your coach noticed, and how next week adapts.

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Per Month

Monthly progress report

Big-picture trends: fitness progression, pace improvements on your routes, and the next training block.

Better coaching. Way less money.

A human running coach costs $100–300/month. RunNerd delivers AI coaching with audio, deep analytics, and adaptive plans for a fraction of the price.

Human coach
$200 /mo
vs

Free tier includes Garmin sync, run summaries, and limited coach chat.
Pro unlocks audio briefings, adaptive plans, route analysis, and unlimited coaching.

Be first on the starting line.

RunNerd is launching on iOS via TestFlight. Drop your email and we'll send you an invite when beta spots open up.

You're on the list. We'll be in touch soon. πŸƒ