Marcolab vs FitBytes
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Marcolab
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Marcolab - Simple Macro Tracker The cleanest, most focused macro nutrition tracker. No fluff, no distractions, just results. Finally, a macro tracking app that respects your time and privacy. Track protein, carbs, and fats in seconds - completely offline and distraction-free. Why Choose Marcolab Instant Tracking Log your macros in seconds. No complex menus, no learning curve. 100% Private Your data never leaves your phone. No account, no cloud, no data collection. Zero Distractions No ads, no notifications, no premium upsells. Just clean, focused tracking. Key Features: Lightning-fast macro logging Completely offline functionality Customizable macro targets Barcode scanner Clean, simple interface Export your data anytime Perfect for serious lifters, privacy-conscious users, and anyone tired of bloated nutrition apps. Download Marcolab and discover macro tracking without the noise.
FitBytes
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AI calorie counter and food scanner for iPhone and Apple Watch. Snap a meal, get instant macros, log water, plan workouts, and follow a diet that fits your day - all fully on-device, no account needed, synced via iCloud. FitBytes turns your iPhone and Apple Watch into an intelligent coach for food, water, and workouts. Built natively in SwiftUI for iOS 26, with on-device AI, iCloud sync, and a Liquid Glass design. A WALKTHROUGH 1) TODAY โ your daily dashboard A motivational quote that shifts with the time of day and what you've already done greets you on every open. A calorie ring shows consumed vs. target with live macro breakdown (protein, carbs, fat, calories burned, net). Below it: meal suggestions that fit your remaining budget, a diet-plan progress bar, water quick-add chips (+250 / +500 / +750 ml), and the day's planned workouts with a tick-off circle that auto-creates the entry. A floating Liquid-Glass + button is your one-tap launchpad: scan food, search food, log a workout, or log measurements. 2) SCAN A MEAL Point your camera at a plate. On-device Core ML and Vision identify the food and estimate the portion. Label, grams, and macros pre-fill โ confirm and save. No upload, no internet. 3) SMART FOOD REPLACEMENTS Out of paneer? FitBytes shows the equivalents from a coach-approved replacement sheet: โข 50 g paneer = 2 whole eggs = 100 g chicken โข 50 g rice = 75 g bread = 200 g potato โข Almonds โ walnuts โ cashews โ peanuts Tap a swap and the entry updates with the right macros. 4) FOOD TAB โ one recipe at a time + eat-out We show ONE meal-fit recipe with swappable ingredients, a single-tap log button per item, and a one-tap "Log all". Going out? An "Eat out" section finds restaurants near you and proposes a plate that fits your remaining macros โ no leaving the app. 5) WORKOUT TAB Log strength, cardio, HIIT, yoga, walks, runs. Apple Health auto-imports steps, active calories, and sleep. Generate goal-based weekly splits (fat loss, muscle gain, mobility, hybrid), repeat them for as many weeks as you like, and tick sessions off from Today. 6) PROGRESS โ body, goals, every metric Log weight, chest, waist, hips, abdomen, body-fat in one tap. Trend charts for 1d / 1w / 1m / 1y of every metric. Above: a Goal Tracker with weekly snapshots and monthly progress photos. 7) APPLE WATCH APP Swipe-to-page Watch app for fast logging on the wrist: โข Home โ calorie ring + protein / water / workout summary โข Water โ three big +250 / +500 / +750 ml buttons โข Quick log food โ meal slot picker plus 10 curated presets โข Workout โ pick a type, dial in minutes with the Crown, tap Log Entries flow back to the phone instantly when reachable, queued when not. 8) DIET PLANS Build a plan meal-by-meal or paste in JSON / free-form text from another app and FitBytes parses it into a structured plan with totals plus daily adherence scoring. 9) PROFILE & THEMES Edit your goal, targets, and units. Pick a theme โ or let the app auto-tint to your goal so the whole UI shifts color as your priorities change. 10) SHARE โ coach or partner view Tap "Create share link" for a private CKShare URL. Send via Messages, Mail, or AirDrop. The recipient accepts in iCloud and follows your tracker live. Revoke anytime. ICLOUD SYNC Stored in your private iCloud database (SwiftData + CloudKit). Syncs across iPhone, iPad, Mac, and Apple Watch. End-to-end encrypted by Apple. PRIVACY FIRST No accounts. No tracking. No ads. Photos and food labels processed on device. Start your fitness journey today with FitBytes.
Screenshots
Verdict
The clearest difference is iOS requirement: Marcolab at 12.0 against FitBytes's 27.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Marcolab | FitBytes |
|---|---|---|
| Price | Free | Free |
| Update frequency | โ | Every 2 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 12.0 โ better | 27.0 |
| Further details โ not scored | ||
| Size | 7 MB | 38 MB |
| Age rating | 17+ | 4+ |
| Developer | Link Vector Pty Ltd | SAMANTH GURRAM |
In-app purchases
Marcolab
No in-app purchases
FitBytes
No in-app purchases









