Calmeter vs MacroFast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calmeter
Instantly analyze the nutritional content of any meal by taking a photo, scanning a barcode, or searching a database. Track calories, macros, and other nutrients to meet your health and fitness goals.
- AI meal scanning
- Barcode scanning
- Food database search
- Calorie and macro tracking
- Nutrient breakdown
- Weight trend charting
- Personalized goal setting
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Calmeter is a calorie counter that works from a photo. Point your camera at your plate and you'll see calories, protein, carbs and fat for everything on it, usually in a few seconds. If a photo doesn't make sense, say for a protein bar or a bag of chips, scan the barcode instead. Calmeter reads the nutrition label for you. For anything else, search the food database. HOW IT WORKS - Take a photo of your meal. Calmeter picks out each item, estimates the portion and adds it to your food diary. - Scan the barcode on packaged food and the label is read automatically. - Search the database when you'd rather type it in. WHAT YOU CAN TRACK - Calories, with a daily arc that shows how much you have left - Protein, carbs and fat, each with its own daily target - Fiber, sugar and sodium, if you're keeping an eye on those - Water, with a daily goal - Your weight, with a trend line so one bad morning on the scale doesn't throw you off - Your logging streak, because showing up every day is most of the work SET UP AROUND YOUR GOAL When you start, tell Calmeter whether you want to lose weight, build muscle or just eat better, along with your age, height, weight and how active you are. It uses that to set your daily calorie and macro targets. Each week you get a report on how things went, and AI insights point out what to change. CALMETER PLUS Plus gives you unlimited AI meal scans, the full macro and micronutrient breakdown, weekly habit reports with 7, 30 and 90-day trends, and insights based on your goal. You can try it free for 7 days. There's no charge today, and you can cancel anytime. WHO USES CALMETER - People trying to lose weight who want to understand what they eat without weighing every bite - Gym-goers who want a simple protein tracker and macro tracker in one place - Anyone who eats out a lot and wants to know what's on the plate - People who gave up on other calorie trackers because logging took too long PRIVACY Your nutrition data is yours. We don't sell it, share it or use it for ads. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Questions or feedback? Email support@calmeter.com and we'll get back to you within 24 hours.
MacroFast
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Track what you eat, how long you fast, and how your meals affect your glucose — all without an account, cloud sync, or ads. Everything stays on your iPhone. LOG FOOD IN SECONDS Search 500,000+ foods from the USDA database — stored entirely on-device, no internet needed. Scan a barcode and get instant nutrition data from the Open Food Facts database. Snap a photo of your meal and let on-device AI identify the food and fill in the macros. Or just type it in manually. Every entry shows calories, protein, carbohydrates, and fat. Set your daily targets and watch your rings fill as you log. FASTING TRACKER — PREMIUM MacroFast automatically calculates your fasting window from the last meal you logged. No timers to start or stop. See your current fast length, your fasting zone, and your full fasting history at a glance. Black coffee, water, and zero-calorie items can be marked to exclude from your fast. GLUCOSE INSIGHTS — PREMIUM Connect a continuous glucose monitor via Apple Health and see how your meals affect your blood sugar. MacroFast draws a 24-hour, 3-day, or 7-day trend chart directly from your Apple Health data — on-device, never uploaded. Set a personal in-range goal and track your time within it. Supports both mg/dL and mmol/L. Units are detected automatically from your Apple Health settings. Note: Glucose Insights is a personal wellness tool. It is not a medical device and does not provide medical advice. Always consult your healthcare provider for clinical guidance. HISTORY & TRENDS — PREMIUM A full calendar view of every day you've logged. Tap any date to see your totals, meal breakdown, and fasting window for that day. Weekly and monthly charts show your calorie and macro trends over time. APPLE HEALTH INTEGRATION MacroFast can optionally write your logged meals — calories, protein, carbohydrates, and fat — to Apple Health so they appear alongside your other health data. This is off by default and can be toggled in Goals at any time. PRIVACY BY DESIGN No account. No sign-in. No cloud. No ads. No tracking. All your food entries, macro history, fasting records, and glucose data stay on your device in Apple's encrypted on-device storage. Barcode lookups are anonymous. The USDA food database is bundled in the app — it never phones home. PREMIUM SUBSCRIPTION MacroFast Premium unlocks: · Fasting Tracker with zone history · Glucose Insights with trend charts · Full History calendar · Weekly and monthly macro charts Basic calorie and macro logging is always free, forever. MacroFast is not a medical device. Calorie targets, fasting zones, and glucose goal ranges are personal wellness goals you configure — not clinical recommendations. Consult a qualified healthcare provider before making changes to your diet or when interpreting health data.
Screenshots
Verdict
The clearest difference is rating: Calmeter at 4.8 against MacroFast's 4.0. Calmeter also leads on ratings volume (16 vs 1) and iOS requirement (15.6 vs 17.0). MacroFast's advantage is ads (none vs shown). On price, update cadence, in-app purchases 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. Calmeter sells 2 in-app purchases, starting at $9.99 per month and MacroFast sells 1 in-app purchase, starting at $14.99 per year. Whichever you choose, the download price is not the number that matters.
Calmeter holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Calmeter has 16 ratings behind it against 1, so its average is the more settled of the two.
Calmeter ships an update monthly, MacroFast every 2 weeks. Both last shipped on October 24, 2026.
| Parameter | Calmeter | MacroFast |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (16 ratings) — better | 4.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 16 — better | 1 |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 109 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Calorie AI Tracker | Bramhand Consultancy Services Inc. |
In-app purchases
Calmeter
- Calmeter Plus - Monthly$9.991 Month
- Calmeter Plus - Yearly7 Days trial$49.991 Year
MacroFast
- Calorie and Fasting Tracker3 Days trial$14.991 Year









