Runna guides you through each workout.
Pairform keeps your plan and training together.
Runna is built around polished, guided workouts. Pairform is built around a different loop: create and revise your plan in conversation, see planned and completed sessions together, then review what actually happened after every workout.
You want a plan handed to you
- You're training for your first half or full marathon
- You want polished UX and step-by-step workout guidance
- You don't care to think about HRV, TSB, or recovery scores
You want a plan you can discuss and track
- You want planned and completed workouts on one calendar
- You want to create and revise a plan in free-form chat
- You want analysis after each workout, not another opaque score
The core difference
Guided workout execution vs. a connected plan workspace. They're solving different problems.
Plan delivery
Tell Runna your race date and target time. It generates a training plan and pairs it with polished, step-by-step workout guidance.
It is a strong fit when you want the app to prescribe the session and guide you through the reps on your watch.
Planning and review
Pairform starts with a plan you can build and revise in conversation. It places that plan beside workouts from Strava, Garmin, Apple Health, and other sources on one calendar.
After a workout, Pairform compares the prescription with the recorded session and gives you a concrete review you can discuss before changing what comes next.
A plan is only useful if you can track the work
Pairform keeps the prescription and the result side by side.
Real training rarely unfolds exactly as written. Work runs late, long runs move, and the watch records a different effort than the plan prescribed. Pairform makes those gaps visible so you can review the workout, discuss the week, and revise the plan when the evidence says it should change.
Plan vs. actual
See scheduled and completed workouts together, including missed and moved sessions.
Post-workout analysis
Review execution, effort, pacing, and how the completed session matched the prescription.
Training-load context
Place each workout in the context of recent volume, intensity distribution, and plan progress.
Side-by-side feature comparison
We've tried to be honest. Where Runna is genuinely better, we say so.
Build and revise a plan in free-form chat
Planned and completed workouts on one calendar
Post-workout analysis
Recent-to-baseline load context
80/20 intensity distribution analysis
VDOT-based race time prediction
Personalized race plans (5K → marathon)
Polished workout step-by-step UX
Revise the plan through free-form discussion
Plan respects training load history
Strava sync
Apple Watch / Garmin watch integration
Pairform pulls from Garmin Connect
WHOOP recovery & strain
Oura sleep & HRV
Withings smart scale
Intervals.icu sync
Fitbit
Built-in plan and training chat
Use ChatGPT with your training data
REST API access to your own data
MCP support (Claude, custom agents)
Export your data anytime
Independent (not owned by Strava)
Runna was acquired by Strava in 2025
Bundled into a separate social platform
Free dashboard with all integrations
Last updated April 2026. Runna features based on publicly available information.
Where Runna is genuinely better
We're not pretending Runna is bad. It's a polished product with real strengths, and for the right runner it's a good fit. Here's what Runna does better than Pairform today:
Watch integration depth
Runna's Apple Watch and Garmin workout pushing is more polished. Pairform is catching up, but not there yet.
Step-by-step workout UX
Runna's in-workout guidance for intervals and tempo runs is best-in-class. If you want the app to talk you through every rep, Runna wins.
Race partnerships
Runna has official partnerships with major races (London, Berlin, NYC). If branded plans matter to you, Runna has more of them.
Who Pairform is for
Pairform is built for one specific kind of runner.
The connected runner
You record workouts across devices and want the completed work reconciled with one clear plan.
The student of running
You don't just want to be told what to do — you want to understand why. You read about LT1/LT2, you've heard of CTL/ATL, you care about VDOT.
The plan-to-actual runner
You want missed, moved, and modified sessions to stay visible instead of disappearing from the training story.
The AI-native runner
You use ChatGPT or Claude. You want them to actually know your training data — not guess from your one-line summary.
The independent builder
You want a plan you can create, inspect, and revise — with an API your own tools can read.
The independent type
You'd rather your training data not be harvested into a social platform. You want ownership and exportability.
The workout is where the next plan decision starts
After a workout syncs, Pairform combines what the plan called for with what your device recorded and how the session felt. The result is a review you can use directly, not a single score that tries to decide the day for you.
- Planned prescriptionPlan
- Distance, duration, and splitsWork
- Heart rate and perceived effortEffort
- Recent volume and intensityContext
- Questions for the next plan changeDiscuss
Try the connected-plan side
Connect your workouts, build a plan, and see planned and completed training on one calendar. Your first post-workout reviews are free.