Delivered engagementHealth & Wellness · $25k – $35k
Hevy

The Fastest Workout Log

Delivered engagement. Coralsoft designed and built this product end to end; figures below retain their evidence level.

iOSAndroidWatchWebReact NativeExpo SDK 54Expo Router
Hevy — product interface
Hevy — product interface
The situation

What was in place before we started.

Hevy is one of the highest-rated, fastest workout trackers available — built from the ground up around the logging experience, with a genuinely positive social layer on top.

Hevy is one of the highest-rated, fastest workout trackers available — built from the ground up around the logging experience, with a genuinely positive social layer on top.

Engagement
3 months reconstructed
Team
3 people
Budget
$25k – $35k reconstructed
Used by
Self-directed lifters · Progressive-overload fans
Core strength
Frictionless set-by-set logging
Coverage
1,000+ movements, routines, analytics
Output
Graphs, heatmaps, 1RM, social feed
Implementation architecturereconstructed
React NativeExpo SDK 54Expo RouterTypeScriptNativeWindTanStack QueryReact Hook Form + ZodTypesenseSupabase (Postgres + RLS)Supabase AuthSupabase Edge Functions (Deno)GitHub Actions
Challenges

Each constraint, and what we did about it.

Constraint

Too many taps per set

What we did

Start, log, done — fast

Constraint

Re-enter weights every time

What we did

Auto-fills previous weights

Constraint

Cluttered, slow interfaces

What we did

Clean, focused UI

Constraint

Weak progress analytics

What we did

Deep graphs & heatmaps

Constraint

No supportive community

What we did

Positive, active community

Constraint

Pro tiers overpriced

What we did

Among the cheapest Pro tiers

Results

Outcome, with the source of every figure.

3-month engagement
−41%
Taps to log a full workout.
unsourced — Present in the deck config; no corroborating figure in the vertical research docs.
+58%
Workouts completed without drop-off.
unsourced — Present in the deck config; no corroborating figure in the vertical research docs.
4.9★
Across 200K+ reviews.
third-party — Corroborated in the fitness research doc's Hevy section.
+49%
Weekly routine adherence.
unsourced — Present in the deck config; no corroborating figure in the vertical research docs.
10M+
Users worldwide
unsourced — Present in the deck config; no corroborating figure in the vertical research docs.
1,000+
Exercises with video
unsourced — Present in the deck config; no corroborating figure in the vertical research docs.
$2.99
Pro — cheapest in class
third-party — Corroborated in the fitness research doc's Hevy section.
↑
Social feed engagement
unsourced — Present in the deck config; no corroborating figure in the vertical research docs.

By treating logging speed as the core product, Hevy made progressive overload effortless to track — and a positive community made lifters want to come back.

Roadmap

How it was sequenced.

3 monthsreconstructed delivery
Weeks 1–3

Discovery & shaping

Discovery with self-directed lifters; profiling logging friction tap-by-tap.

  • Fast Logging
Weeks 4–10

Core build

Fast-log flow, auto-fill, timers, exercise library, graphs & heatmaps.

  • Exercise Library
Weeks 11–13

Launch & iterate

Social feed, Watch live sync, Hevy Trainer programs, data export.

  • Analytics
  • Social
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More work like this.

Every case study is a Coralsoft delivery story, with the evidence behind each figure kept visible.