onTrack vs Weight!
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
onTrack
Effortlessly monitor your daily active and resting calorie burn, and track your food intake against personalized targets. Stay motivated with customizable home screen widgets that display your progress at a glance.
- Automatic activity and calorie syncing
- Monitor burned calories with progress bars
- Track consumed calories and meal targets
- Home screen widgets for instant data view
- Customizable graph and widget colors
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OnTrack is a calorie tracking app that works best with Apple Watch and Apple Health. It automatically syncs your activity and calorie data to help you stay on top of your fitness goals. Whether you’re training for performance or just staying active, OnTrack provides intuitive insights that keep you motivated and informed every step of the way. Daily Activity Effortlessly monitor your daily activity, calorie burn, and more through dynamic progress bars and weekly charts. See how your current totals compare against your goals with real-time updates and personalized visuals. Apple Watch users will benefit from the most accurate tracking, making OnTrack a powerful tool for understanding your energy expenditure. Meal Logging Track your daily intake and see how your meals stack up against your targets. Weekly consumption graphs help visualize trends, while simple summaries highlight how close you are to reaching your calorie goals each day. Widgets Stay motivated with powerful widgets that bring your data to your Home Screen and Lock Screen. Instantly view daily activity stats all without opening the app. Widgets are color-coded and customizable (with upgrade), keeping your progress front and center throughout the day. Customization Make your experience your own by purchasing color customization for graphs and widgets for $6.99. Personalize metric colors, heatmap themes, and widget backgrounds across the app and your widgets. Match your style and stay motivated.
Weight!
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Your Weight, Simplified Track your weight with an intuitive interface and insights. Features - Precise Weight Entry: Interactive ruler picker for accurate daily tracking - Interactive Charts - Flexible Time Ranges - Multi-Unit Support - Many Languages - 100% Private & Local --- Start tracking today!
Screenshots
Verdict
The clearest difference is in-app purchases: Weight! at none against onTrack's 1. Weight! also leads on update cadence (daily vs every 7 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. onTrack sells 1 one-off in-app purchase. Weight! asks for nothing beyond the download.
onTrack ships an update every 7 months, Weight! daily. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | onTrack | Weight! |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 7 months | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 3 MB | 32 MB |
| Age rating | 17+ | 12+ |
| Developer | Anuj Shelat | Martin Tale |
In-app purchases
onTrack
- Customization Feature$6.99
Weight!
No in-app purchases









