Comparison

FitGrid vs Swim Heatmap

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

Head to head
About

FitGrid

Features
Read full description

Your workouts deserve more than a number. FitGrid transforms your Apple Health data into a stunning activity grid, inspired by GitHub’s contribution graph, so you can see your fitness consistency at a glance. Every workout you log from your Apple Watch, gym session, or outdoor run fills a tile on your personal grid. The more active you are, the deeper the color. Watch weeks, months, and an entire year of movement come alive in one beautiful view. WHY FITGRID? β€’ Activity Grid View: See your workout streaks and rest days mapped out in a clean, color-coded grid. Spot patterns. Build momentum. β€’ Weekly, Monthly & Yearly Insights: Toggle between timeframes to track short-term wins and long-term progress. β€’ Home Screen Widgets: Glance at your activity streak without opening the app. Choose rolling or calendar-based views. β€’ Custom Colors: Personalize your grid colors globally or per workout type. Make it yours. β€’ Custom Activities: Create mixed workout categories that combine multiple workout types into one. β€’ Apple Health Sync: Automatic. No manual logging. Your data stays on your device. β€’ Privacy First: Zero data collection. No accounts. No tracking. PERFECT FOR β€’ Gym regulars who want to visualize consistency β€’ Runners and cyclists tracking weekly mileage patterns β€’ Anyone building a workout habit and wanting accountability β€’ Developers and tech enthusiasts who love the GitHub contribution graph aesthetic FitGrid is free, lightweight, and designed to do one thing exceptionally well: show you how active you really are. Build your streak. Watch your grid glow. Download FitGrid today.

About

Swim Heatmap

Features
Read full description

Display pool swim workouts in a Github-styled heatmap, can filter workout data by stroke styles, and heart rate zones!

Screenshots

FitGrid3 screens
Swim Heatmap4 screens

Verdict

The call

The clearest difference is iOS requirement: FitGrid at 18.0 against Swim Heatmap's 26.2. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. FitGrid sells 3 in-app purchases, starting at $2.99 per 7 days and Swim Heatmap sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

FitGrid ships an update every 2 weeks, Swim Heatmap fortnightly. The most recent releases landed on October 26, 2026 and October 22, 2026 respectively.

Scorecard1 real difference Β· 5 level
FitGrid versus Swim Heatmap: the parameters behind the verdict, then further details
ParameterFitGridSwim Heatmap
PriceFreeFree
Update frequencyEvery 2 weeks β€” betterFortnightly
AdsNoNo
In-app purchasesYesYes
DevicesiPhoneiPhone, iPad β€” better
Requires iOS18.0 β€” better26.2
Further details β€” not scored
Size30 MB4 MB
Age rating4+4+
DeveloperVICTORIA PETROVA PETROVAεΈ† 杨

In-app purchases

3 purchases

FitGrid

Subscriptions3
  • Weekly Subscription1 Month trial$2.997 Days
  • Monthly Subscription1 Month trial$9.991 Month
  • Annual Subscription1 Month trial$39.991 Year
1 purchases

Swim Heatmap

One-time1
  • Tip$0.99

Questions

Is FitGrid free?
FitGrid is free to download, with in-app purchases available.
Is Swim Heatmap free?
Swim Heatmap is free to download, with in-app purchases available.
Do FitGrid or Swim Heatmap have ads?
Neither FitGrid nor Swim Heatmap shows ads.
Which is updated more often, FitGrid or Swim Heatmap?
FitGrid ships an update every 2 weeks, and Swim Heatmap fortnightly. Most recently, FitGrid was updated on October 26, 2026 and Swim Heatmap on October 22, 2026.

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