Protein vs Kilo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Protein
Easily log your daily protein intake and set unlimited reminders. This app syncs with Apple Health, offers widgets, and provides medical information on protein. Your data is secured with iCloud backups and never shared.
- Track protein intake
- Apple Health sync
- Unlimited reminders
- iCloud backups
- Watch face widgets
- Medical protein sources
- Data history
Read full descriptionHide full description
Simplify your protein tracking. This elegant app syncs flawlessly with Apple Health, protects your data with iCloud backups, and is completely free – no ads, no hidden costs, no strings attached. ■ FEATURES • Track your protein intake • Apple Health sync • Unlimited Reminders • iCloud Backups • Awesome widgets for watch face • Medical sources about protein • Data records history • Works without iPhone • 100% free • Zero ads, no in-app purchases ■ SAFE AND SECURE Privacy is not something you are merely entitled to, it is an absolute prerequisite. At Martspec, we believe privacy is a fundamental human right. So we built it into our products from the beginning of the design process. We do not share your data with any 3rd party. We do not use it for advertisement purposes and do not use it for profit. Your data is stored only on your Apple service (Apple Health store and iCloud). We do NOT store your data on our servers. ■ DISCLAIMER The nutritional information provided in this app is sourced from the U.S. National Institute of Health and the books: “Nutrition for Health and Health Care,” 3rd Edition, by E. Whitney. This content is designed strictly for educational purposes and should NOT replace professional medical advice, diagnosis, or treatment. Your use of this application is entirely at your own discretion and risk. The app is made available to you “as is” and “as available,” without any representations or warranties of any kind. While we strive for excellence in our software development, Martspec cannot guarantee that the app will be free from errors or defects. Martspec expressly disclaims all warranties, whether express or implied, including, but not limited to, implied warranties of merchantability, fitness for a particular purpose, and non-infringement. We do not warrant that the app, or any content provided through it, will always be available, uninterrupted, timely, secure, current, accurate, complete, or error-free. You acknowledge that your exclusive remedy for any dissatisfaction or issues with the app is to discontinue its use. Martspec shall not be liable for any direct, indirect, incidental, special, consequential, or exemplary damages, including but not limited to, damages for loss of profits, goodwill, use, data, or other intangible losses resulting from the use or inability to use the app. ■ BUILD TOGETHER At the heart of everything we do is one simple goal: to help you feel and live better every day. Our mission is to expand human potential by merging cutting-edge technology, beautifully crafted design, and the insights you share directly with us. We ground our work in science—leveraging trusted research and real-world data—while it’s your feedback that guides our journey forward. This isn’t just an app; it’s a shared experience. We’re a passionate team of creators, and you’re the co-pilot. Every idea, suggestion, and request helps us build smarter features, refine your experience, and eliminate what doesn’t serve you. Together, we’re crafting a tool that evolves with you to make daily life smoother and more vibrant.
Kilo
Track your nutrition beyond just calories with detailed breakdowns of over 40 nutrients. Log food using various methods including barcode scanning, AI-powered label analysis, and natural language descriptions. Generate personalized meal plans and monitor your weight progress.
- Track over 40 nutrients
- Barcode and label scanning
- AI-powered meal planning
- Natural language food logging
- Weight tracking
- Nutrition reports and insights
Read full descriptionHide full description
Kilo is a comprehensive nutrition tracker designed to give you complete insight into what you eat — far beyond just calories. COMPLETE NUTRITION TRACKING Track over 40 nutrients including calories, protein, carbs, fat, fiber, vitamins (A, C, D, E, K, B-complex), minerals, cholesterol, sodium, and more. See exactly what's in your food with detailed breakdowns and daily value percentages. MULTIPLE WAYS TO LOG FOOD • Search from extensive food databases (USDA FoodData Central & FatSecret) • Scan barcodes for instant product lookup • Scan nutrition labels with your camera using OCR • Describe your meal in natural language — AI extracts each food item automatically • Use voice input to dictate what you ate • Create and save custom foods and recipes AI-POWERED MEAL PLANNING Generate personalized meal plans based on your calorie and macro goals. Edit meals with natural language instructions like "make this vegetarian" or "add more protein." Plans follow nutrition science guidelines for balanced macro distribution. FLEXIBLE UNITS & SERVINGS Log food in servings, grams, ounces, cups, tablespoons, and more. Kilo automatically converts between units and calculates accurate nutrition for any quantity. NUTRITION REPORTS & INSIGHTS View detailed charts and reports of your nutrition over time. Analyze your nutrient profile, identify gaps, and track trends with comprehensive daily breakdowns. WEIGHT TRACKING Log your weight and monitor progress over time alongside your nutrition data. FAVORITES & RECIPES Save your go-to foods for quick access. Build recipes from individual ingredients with automatic nutrition calculation. SIRI SHORTCUTS Log meals and check your nutrition using Siri. Integrates with the Shortcuts app for custom automations. BEAUTIFUL DESIGN Five built-in color themes — Deep Purple, Ocean Blue, Forest Green, Sunset Orange, and Monochrome. Clean, modern interface that adapts to light and dark mode. PRIVACY FIRST Your nutrition data stays on your device with SwiftData. No account required. No data sold to third parties. Whether you're tracking macros, monitoring micronutrients, managing dietary goals, or simply wanting to understand what you eat — Kilo gives you the tools to take control of your nutrition.
Screenshots
Verdict
The clearest difference is device support: Protein at 3 against Kilo's 1. Protein also leads on iOS requirement (13.0 vs 26.0). On price, rating, ratings volume and ads 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Protein against 5.0 for Kilo. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
| Parameter | Protein | Kilo |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 2 — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod, Apple Watch — better | iPhone |
| Requires iOS | 13.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 7 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Martspec LLC | Automorphism, LLC |
Customer experience
Protein
Kilo
In-app purchases
Protein
No in-app purchases
Kilo
No in-app purchases









