fuelOS vs Workout Tracker
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
fuelOS
Effortlessly track your nutrition with AI-powered food logging. Simply snap a photo, speak your meal, or scan a barcode to instantly understand your intake. Gain actionable insights into your diet to live healthier without the hassle of manual calorie counting.
- AI-powered food logging
- Photo, voice, and barcode scanning
- Effortless nutrition tracking
- Actionable dietary insights
- Micronutrient tracking (Pro)
- HealthKit integration (Pro)
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Everything you put in your body. One place. Food. Supplements. How you feel. Logged in the order you live them. fuelOS is built for people who take what goes in seriously. Anyone can pick it up. CAPTURE IN ONE GESTURE Snap a photo. Speak. Scan a barcode. The card appears and fills in as it reads, section by section. No forms. THE STACK Your supplements, vitamins, powders, and the rest of your routine, in one view. Point the camera at the bottle to add it. Log a dose in one tap from your Home Screen. Set reminders, then log, skip, or snooze. DOWN TO THE COMPOUND Macros and micronutrients, estimated by AI from the photo. fuelOS also estimates bioactive compounds in your food, like curcumin and beta-glucans. The detail you usually have to hunt for is already on the card. Estimates carry a ~, so a guess never reads like a scanned label. HOW YOU FEEL A daily check-in for energy, mood, and focus. Logged beside what you ate that day. CARRY IT EVERYWHERE Quick-log from the Home Screen widget or with Siri and Shortcuts. Meals and macros sync to Apple Health. Turn a streak or a strong day into a clean card, stating one true fact about your own data. FREE TO START A few free AI meal scans a day. Re-logging a past meal is always free. fuelOS PRO Unlimited logging. Micronutrient estimates. The analytics dashboard. Apple Health. Export your data, anytime. Take what goes in seriously. Start here. fuelOS uses AI to estimate nutrition from meals you log. All nutritional data is approximate and for informational purposes only. This app is not intended to diagnose, treat, cure, or prevent any disease or health condition. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with questions about your diet or health. You may find the citations for peer-reviewed research papers we utilize to set the default values for calories and macros in Settings → Footer → "Sources" Terms of Use: https://fuelos.site/terms Privacy Policy: https://fuelos.site/privacy License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Workout Tracker
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Workout Tracker is a fast, honest strength-training log. Add exercises, log your sets as weight x reps with your last numbers prefilled, and mark warm-up and failure sets. Every set is saved as you go, so a crash never loses your work. Finish a workout and see your total volume, how each exercise compares to last time, and any new personal records - with estimated 1RM always shown as an estimate, never a measured max. Track each lift's records over time, and save routines to start a session in one tap. Everything is stored on your device, with no account required. Choose kg or lb. Terms of Use: https://zeroplay.io/docs/legal/terms-of-service?mode=clean Privacy Policy: https://zeroplay.io/docs/legal/privacy-policy?mode=clean
Screenshots
Verdict
The clearest difference is ads: fuelOS at none against Workout Tracker's shown. Workout Tracker's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 26.0). On price and in-app purchases 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. fuelOS sells 2 in-app purchases, starting at $9.99 per month and Workout Tracker sells 3 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.
| Parameter | fuelOS | Workout Tracker |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (12 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 37 MB | 97 MB |
| Age rating | 4+ | 4+ |
| Developer | Abay Bektursun | ZeroPlay Ltd. |
In-app purchases
fuelOS
- fuelOS Pro Monthly3 Days trial$9.991 Month
- fuelOS Pro Annual3 Days trial$89.991 Year
Workout Tracker
- Weekly3 Days trial$5.997 Days
- Monthly3 Days trial$14.991 Month
- Lifetime Access$29.99









